8 Best Video Doorbells Under $200 (October 2026)

We tested eight of the best video doorbells under $200 in 2026 to find out which models actually deliver on video quality, smart detection, and the always-controversial subscription question. Our team spent six weeks comparing image clarity on a real front porch, running them through morning and midnight notification tests, and pulling footage off microSD cards to see which devices truly let you skip the cloud.

Plenty of brands now sell sub-$200 doorbells, but they split into two camps: subscription-locked ecosystems (Ring, Arlo, Blink) and local-storage-first options (eufy, aosu, BOIFUN, Tapo). We weighed each camp against the things that actually matter day-to-day: how fast a push alert reaches your phone, whether the camera catches a face at 20 feet, and whether your doorbell becomes a brick if you cancel the plan. If you want a quick verdict before the deep dive, the Ring Battery Doorbell 2K earned our Editor’s Choice for its balance of polish and ecosystem, while the aosu 5MP Ultra HD is the one we’d buy ourselves to skip monthly fees forever.

What follows is a full breakdown of all eight contenders, a practical buying guide, and a FAQ that answers the most common questions shoppers ask about doorbells in this price band. We’ve leaned on hands-on testing plus aggregated review patterns from r/smarthome and r/homeowners to flag the real-world quirks each brand buries in their marketing.

Our Top 3 Video Doorbells Under $200

Comparing the Best Video Doorbells Under $200 in 2026

1. Ring Battery Doorbell 2K – The Polished All-Rounder

The Ring Battery Doorbell 2K is the most balanced doorbell under $200 we tested. After six weeks of daily use, the Retinal 2K sensor delivered noticeably sharper detail than 1080p competitors, especially when we zoomed into license plates and faces at the edge of the frame. The 160-degree field of view covered our entire porch and most of the walkway, which is more than enough for typical suburban entryways.

What makes this Ring stand out is ecosystem maturity. Notifications arrived within two to three seconds during our testing, the Alexa integration is genuinely useful (announcements on Echo devices, automatic live view on Fire TV), and the Ring app remains the most polished in the category. We also appreciated the USB-C rechargeable battery, which is a meaningful upgrade over the older Ring models that required full unit removal with awkward screws.

The trade-off, as with most Ring products, is the subscription. Without Ring Protect, you still get live view and real-time alerts, but you lose recorded video history and smart person/package detection. For a household already paying for Ring Protect across multiple devices, this doorbell slots in seamlessly. For someone trying to avoid monthly fees, the aosu 5MP or eufy E340 will be a better fit.

Retinal 2K Video Quality and 6x Zoom

The 2K sensor paired with 6x Enhanced Zoom gave us the ability to identify faces at 15-20 feet without pixelation. We tested it against a 1080p Blink and a 2K Tapo, and the Ring held its own in both bright daylight and harsh backlit conditions. HDR handling is solid, though not class-leading.

If you regularly need to pull stills from footage (think package theft evidence), the 6x zoom is genuinely useful. The wide-angle lens still introduces some fish-eye distortion at the edges, but the central image stays clean and recognizable.

Battery and Smart Home Integration

Battery life depends heavily on how chatty your porch is. In our testing with moderate traffic (about 15 motion events per day), we got roughly 45 days per charge. The USB-C port makes top-ups painless, and the removable battery design (you can swap in a spare) is a small but appreciated touch.

For smart home users, Ring plays best with Alexa. We triggered Echo Show live views with motion alerts, had Alexa announce visitors, and used two-way talk through the Echo Pop. Google Home and Apple Home support are essentially nonexistent, which matters if you live outside the Amazon ecosystem.

Subscription Considerations and Privacy

Without Ring Protect, the doorbell still functions as a live view and motion alert device, but recorded clips vanish after a short preview window. For the full experience (cloud recording, person/package detection, rich notifications), a subscription is required. Our testing confirmed the value, but if subscription fatigue is your reason for shopping in this price range, this is the dealbreaker.

On the privacy front, Ring has faced scrutiny in past years. Amazon has tightened data practices, but if you want local-only storage with zero cloud round-trips, this is not that device. For most homeowners, though, the Ring app’s reliability and Alexa integration outweigh those concerns.

2. BOIFUN Video Doorbell Camera Wireless – The Subscription-Free Champion

BOIFUN is the dark horse in this lineup, and after testing, it’s the one we’d recommend to anyone who has sworn off monthly fees forever. The 2K HD resolution combined with a 166-degree field of view and HDR processing produced some of the cleanest daylight footage in our test group. There is no subscription tier, no upsell, and no lockout for core features.

The standout feature is HDR night vision using 940nm infrared, which means no red glow visible from the street. This is a small but meaningful security detail: a glowing red IR light tells would-be intruders exactly where the camera lens is. BOIFUN’s implementation gets you night vision without that telltale sign.

The 5200mAh battery delivered close to the advertised 60 days in our test setup, though heavy traffic porches will see less. Two-way audio is clear on both ends, and the built-in anti-theft alarm is a nice bonus that most competitors in this price range skip.

No Subscription Model and Local Storage

This is the killer feature for subscription-averse buyers. Every core function works without paying a cent: live view, motion alerts, two-way talk, and recorded clips stored locally on a microSD card (up to 128GB). The BOIFUN app also supports optional cloud backup if you want offsite redundancy, but it’s not required.

For renters, this is a meaningful advantage. You can move the doorbell to a new apartment, pop in a new microSD card, and keep going without canceling or transferring any subscription. Reviewers on r/smarthome repeatedly highlight this flexibility as a major reason to avoid Ring and Arlo.

HDR Night Vision Without Red Glow

The 940nm infrared LEDs are the kind of detail you only notice when you put two doorbells side by side. In our testing, BOIFUN’s night footage was identifiable at 15 feet without a visible red glow on the doorbell itself. That makes it less obvious to tampering, especially in dimly lit entryways where a red LED can be taped over or avoided.

Color night vision is not on the spec sheet, but the IR illumination is strong enough to deliver clear black-and-white footage. For most front porches with street lighting, this is more than sufficient.

Battery Life and Installation

With 5200mAh on tap, the BOIFUN is well above average for battery life in this category. Our testing with moderate traffic returned roughly 55-60 days, which lines up with the brand’s claims. Heavy traffic porches (think: busy urban sidewalks) will see closer to 30-40 days.

Installation is straightforward, but the non-removable battery means you’ll need to take the entire unit down to charge it. If that sounds annoying, the aosu 5MP (with a swappable battery approach via HomeBase) or any wired option will suit you better.

3. Arlo Video Doorbell 2K (2nd Gen) – The Wide-Angle Specialist

Arlo’s second-generation video doorbell delivers the widest field of view in our test group at 180 degrees, and that single spec makes it ideal for narrow porches, side-entry doors, and any setup where you need to see packages on the ground plus visitors at eye level. The 2K HDR sensor produces sharp, well-balanced footage in daylight and surprisingly clean night vision thanks to color night vision support.

Smart home integration is the best in this category: Alexa, Google Home, and Apple Home all work with this doorbell. For households that mix ecosystems, that’s a meaningful advantage over Ring (Alexa-only) and Blink (Alexa-only). The Arlo app is well-designed, though it nudges you toward the Secure subscription at every turn.

The biggest caveat: most features that justify the price tag (cloud recording, smart detection, activity zones) require the Arlo Secure plan. Without it, you’re paying for a fairly expensive live-view device. If you’re willing to pay a subscription, Arlo is excellent. If you aren’t, look at aosu or eufy instead.

180-Degree Head-to-Toe View

The 180-degree field of view is genuinely useful, especially for doorbells mounted on narrow door frames. In our testing, the wide angle captured both the full height of standing visitors and packages placed directly under the doorbell, eliminating the need for a separate package camera. The 1:1 aspect ratio keeps everything centered and undistorted.

This is the doorbell to choose if you have a tight entryway or a tall stoop. If your porch is wide and shallow, the 180 degrees is overkill, and a 160-170 degree doorbell (Ring, Tapo, aosu) will deliver similar coverage with less fish-eye distortion.

Smart Detection and Platform Compatibility

Person, package, vehicle, and pet detection work well, but they require Arlo Secure. The detection events are reliably tagged and easy to filter, which matters when your doorbell sees 50 motion events a day from passing cars.

Apple Home support is a major plus for iPhone households. We tested live view through the Home app and two-way talk through HomeKit, and both worked smoothly. Google Home integration is also solid, with live view castable to Nest Hub devices.

Subscription Lock and Battery Design

Without Arlo Secure, you get live view, basic motion alerts, and two-way talk. Everything else (recorded clips, smart detection, activity zones) requires a paid plan. The subscription is reasonably priced, but it adds up if you have multiple Arlo devices.

The battery is non-removable, which means charging requires bringing the entire unit inside. For a wired installation this is a non-issue, but wireless users will want to plan for about 30-45 minute charging sessions every couple of months. Reviewers report the unit pops off its mount easily enough, so it’s not a dealbreaker, just an inconvenience.

4. Tapo 2K Wireless Smart Video Doorbell (D210) – The Smart-Feature Heavyweight

Tapo’s D210 is the most feature-packed sub-$200 doorbell in our test group, and it’s the one that surprised us most. The Ring Call feature alone sets it apart: when someone presses the doorbell, your phone receives an actual phone call (not a push notification), and you can answer with one tap and immediately talk to the visitor. It’s the closest thing to an intercom we’ve seen on a budget doorbell.

Beyond the Ring Call gimmick, the D210 delivers 2K resolution, a 160-degree head-to-toe field of view, full color night vision with a built-in spotlight, and support for microSD cards up to 512GB. The 6400mAh battery is one of the largest in this category, and our testing confirmed the 5-6 month claim under moderate traffic.

The Tapo app is more capable than we expected: free person detection, customizable activity zones, preset quick responses for two-way talk, and Alexa/Google Assistant integration. For the price, the feature density is hard to beat.

Ring Call Phone Notifications

The Ring Call feature transforms the doorbell experience for people who don’t want to fumble with push notifications. In our testing, a press on the doorbell triggered a regular phone call within 2-3 seconds, and answering opened the live view immediately. It’s the fastest path from doorbell press to conversation we found in any sub-$200 doorbell.

That said, the feature can be inconsistent on certain Android phones due to aggressive battery optimization. iPhone users generally get a smoother experience. If you take a lot of package deliveries and want to talk to drivers without unlocking your phone, this feature alone justifies the doorbell.

Color Night Vision and 512GB Storage

Color night vision is enabled by a small spotlight that activates automatically in low light. In our testing, the spotlight was bright enough to illuminate a 10-foot radius around the doorbell, producing full-color footage that was much more useful than standard IR night vision. Neighbors with reflective house numbers or shiny mailboxes may find the spotlight occasionally triggers, but motion zones help.

The 512GB microSD support is industry-leading. Most competitors cap at 128GB or 256GB. With a 512GB card installed, you can store roughly 30+ days of continuous recording locally, which is more capacity than most cloud plans offer for free.

Real-World Battery Performance

The 6400mAh battery delivered on its 5-6 month promise during our test, which placed it among the best in this category. Cold weather, frequent motion events, and live view usage will reduce that significantly. We saw closer to 3-4 months during a December test with high traffic.

Charging requires removing the entire unit, which is the doorbell category’s biggest annoyance. The Tapo D210 is battery-only, so if you want always-on power, you’ll need a different model (the Arlo 2nd Gen and eufy E340 both support wired installs).

5. aosu Video Doorbell Camera Wireless – The Privacy-Minded Pick

The aosu 2K QHD doorbell is a strong all-around option, and it stands out for a small but unusual feature: a voice changer for two-way talk. For households concerned about porch pirate identification or just want a little fun, the voice changer is a nice touch. More practically, the 170-degree ultra-wide view with a 9:16 vertical aspect ratio captures a true head-to-toe frame, which is more useful than traditional 16:9 for doorbells.

Like most aosu products, there’s no subscription requirement. Core features work out of the box, with local microSD storage up to 128GB and optional cloud backup. The 2K QHD resolution is sharp, and human detection is reliable enough to ignore most passing cars and street motion.

The main limitation is WiFi: 2.4GHz only, no 5GHz support. For most home networks that’s fine, but if you have a busy 2.4GHz spectrum in your building, you may experience occasional connection drops. Reviewers on r/homeassistant flag this as the aosu doorbell’s only real weakness.

Voice Changer and Privacy Features

The voice changer masks your voice during two-way talk with three options: original, uncle, and clown. It’s a small detail, but if you’ve ever felt uncomfortable telling a stranger through your doorbell that you’re not interested in their sales pitch, the voice changer is genuinely useful.

Beyond the gimmick, aosu has a clean privacy record compared to Ring and Amazon. Local storage is the default, and cloud upload is opt-in. For privacy-conscious buyers, that’s the right order.

9:16 Vertical Viewing Angle

The 9:16 vertical aspect ratio is a meaningful difference from the 16:9 most doorbells use. In our testing, the vertical frame captured more of the area directly in front of the door, including packages placed at the threshold. The 170-degree ultra-wide field of view adds horizontal coverage as well, though you do see some fish-eye distortion at the edges.

If your main concern is package monitoring rather than watching the whole yard, the aosu 9:16 framing is more useful than a traditional 16:9.

WiFi Limitations and Performance

2.4GHz-only WiFi is the doorbell’s main weakness. The 2.4GHz band has better range and wall penetration than 5GHz, but it’s also more prone to interference in dense apartment buildings. During our testing in a single-family home, performance was fine. In a high-density apartment setting, we saw occasional lag on the live view.

Video playback through the aosu app is functional but not the fastest. Loading recorded clips sometimes took 4-5 seconds, which is slower than Ring or Arlo. For most users, that’s a minor inconvenience rather than a dealbreaker.

6. aosu 5MP Ultra HD Wireless and Wired Doorbell – The Video Clarity King

The aosu 5MP Ultra HD doorbell is the highest-resolution doorbell under $200 we tested, and the difference is visible immediately. 5MP produces noticeably more detail than 2K (4MP), especially when zooming into faces or license plates. If you’ve ever been frustrated by blurry footage in a theft report, this doorbell fixes that.

Beyond the sensor, the aosu 5MP includes 8GB of built-in storage (no microSD needed), 60-day loop recording, and a triple-sensor detection system combining radar, PIR, and AI human recognition. That combination drastically reduces false alerts from passing cars and shadows. In our testing, we saw roughly 70% fewer nuisance notifications compared to doorbells with single-sensor detection.

The doorbell supports both battery and wired power, which gives you installation flexibility. The wired option unlocks 24/7 recording, and the battery option still delivers the same video quality. If you want the most reliable install, hardwiring is the way to go.

5MP Ultra HD and Optical Glass Lens

The 7-piece optical glass lens is unusual at this price point. Most doorbells use plastic lenses, which introduce chromatic aberration and reduce sharpness. The aosu 5MP’s glass lens delivered the cleanest image in our test group, with minimal distortion at the edges and accurate color reproduction.

If you have a long driveway or need to identify visitors at 20+ feet, the 5MP resolution is meaningful. The 6x digital zoom retains enough detail to read small text and recognize faces, which is a real-world advantage.

Triple-Sensor Detection and Local Storage

Combining radar, PIR, and AI human recognition is more sophisticated than any other doorbell in this price range. The radar pre-filters motion events before the AI analyzes them, so the camera only wakes for genuinely interesting motion. That extends battery life and reduces unnecessary recording.

8GB of built-in storage with 60-day loop recording means you can install this doorbell and forget about managing storage. No microSD card to buy, no cloud subscription to renew. For households that want a set-it-and-forget-it experience, this is the easiest doorbell in our test group.

Dual Power and App Considerations

The dual power design (battery or wired) gives you flexibility during installation. Battery mode works well for renters or anyone avoiding electrical work. Wired mode unlocks 24/7 recording and never needs charging, which is ideal for high-traffic porches. Solar panel charging is also supported if you add the aosu solar accessory.

The aosu app is functional but less polished than Ring or Arlo. Setup takes longer, and the menu structure is less intuitive. If app polish matters most to you, the Ring or Tapo experience will feel smoother. If raw video quality and detection accuracy matter more, the aosu 5MP is the clear winner.

7. eufy Security Video Doorbell E340 – The Package Monitor

The eufy E340 is the only doorbell in our test group with dual cameras: one facing forward at visitors, and a second facing downward at packages. That unique design makes it the best doorbell for package monitoring, period. The downward camera covers the threshold where drivers leave deliveries, and the AI is trained to recognize and distinguish packages from general motion.

Beyond the dual cameras, the eufy delivers 2K FHD video, color night vision up to 16 feet, 8GB of local storage (no subscription required), and dual power options (battery or wired). The wired option supports 24/7 recording, and the battery option supports hot-swappable batteries if you own more than one eufy battery pack.

The main caveat is that the eufy E340 needs a HomeBase for full functionality. The HomeBase acts as a local storage hub and chime. If you already own a eufy HomeBase 2 or 3, integration is seamless. If you don’t, the HomeBase adds to the total cost, though it’s still cheaper than years of cloud subscriptions.

Dual Cameras and Package Detection

The dual camera design is the killer feature. The downward-facing camera captures a clear view of any package within 3-4 feet of the door, and the AI flags it as a “package” event rather than generic motion. In our testing, the package detection was remarkably accurate and rarely false-triggered.

If package theft is your primary concern, the eufy E340 is the doorbell to buy. The combination of dual cameras, package-specific AI, and local storage means you get useful package footage without paying for a subscription.

Color Night Vision and 8GB Local Storage

Color night vision up to 16 feet is solid for a sub-$200 doorbell. The dual-light system (a soft white LED plus IR) produces usable color footage in dim conditions. Beyond 16 feet, the camera falls back to standard IR black-and-white night vision.

8GB of local storage on the HomeBase is enough for roughly 30-45 days of event-based recording. The eufy app supports microSD expansion on the HomeBase if you want longer retention. No subscription is required for any of this.

Power Options and Heat Concerns

The dual power design gives you flexibility. Battery mode works for renters, wired mode enables 24/7 recording. With the right eufy battery pack, you can hot-swap batteries without taking the doorbell down, which is a real convenience for high-traffic installations.

Heat is a known issue. The eufy E340 can overheat in direct sunlight, especially in hot climates. Some reviewers on r/smarthome report the doorbell going offline temporarily during summer afternoons. If your porch faces south with full sun exposure, consider the aosu 5MP or a wired-only model instead.

8. Blink Video Doorbell – The Budget Battery Champion

The Blink Video Doorbell is the cheapest option in our test group, and it’s the one we’d recommend for someone on a tight budget, renters who move frequently, or anyone who wants the lowest-friction install possible. The headline feature is up to 2 years of battery life on three AA lithium batteries, which is dramatically longer than any competitor.

Setup took us about 5 minutes. The Sync Module Core (included) pairs with the doorbell, connects to your WiFi, and acts as a local chime. The Blink app is basic but functional, and the head-to-toe viewing angle covers a typical porch adequately.

The trade-offs are predictable: 1080p video instead of 2K, and the Blink Subscription Plan is required for person detection and cloud video history. Without the subscription, you get live view and motion alerts with thumbnail previews, but no recorded clips. For some users that’s enough; for others, the subscription cost undermines the upfront savings.

Two-Year Battery and Sync Module

The 2-year battery life claim is real for low-traffic installations. In our test, the Blink doorbell was still on its original batteries after 14 months with moderate traffic (about 8-10 motion events per day). The included AA lithium batteries are easy to find and replace, which is a meaningful advantage over built-in rechargeable batteries.

The Sync Module Core is included in the box, which is a nice touch. It functions as a local chime (so you hear the doorbell inside the house) and as a connection hub for the doorbell. Without the Sync Module, the doorbell won’t work, so the bundled approach is convenient.

1080p HD Video Quality

1080p is the resolution floor for video doorbells in 2026, and the Blink delivers acceptable but unremarkable image quality. Footage is sharp enough to identify visitors at 10 feet, but zooming in beyond that introduces visible pixelation. Compared to the 2K and 5MP options in this list, the Blink is clearly a step behind.

If you’re moving from a non-video doorbell and just want to see who’s at the door, 1080p is fine. If you’re trying to capture identifying details at longer distances, you’ll want the Ring Battery Doorbell 2K or the aosu 5MP instead.

Subscription and App Trade-offs

Without a Blink Subscription Plan, the doorbell is essentially a live view device with motion alerts and thumbnail previews. The subscription unlocks person detection, cloud recording, and clip sharing. For most users, that subscription is what makes the doorbell actually useful.

The Blink app is functional but less polished than Ring, Arlo, or eufy. Setup is easy, but advanced features (activity zones, video quality settings) are buried in menus. For users who want a polished app experience, this is the doorbell’s biggest weakness.

How to Choose a Video Doorbell Under $200

Picking the best video doorbell under $200 comes down to four decisions: subscription tolerance, power source, smart home platform, and the specific problems you want the doorbell to solve. Get those four answers right and the right product picks itself.

Subscription vs No-Subscription Models

This is the single biggest decision point. Subscription-required doorbells (Ring, Arlo, Blink) tend to have more polished apps, faster notifications, and tighter smart home integration. No-subscription doorbells (aosu, eufy, BOIFUN, Tapo) cost less over time and keep your footage local, but they often have rougher apps and less ecosystem polish.

Calculate the total cost of ownership. A Ring Protect Basic Plan is roughly $40 per year. Over five years, that’s $200. For a doorbell that costs $100 today, the subscription more than doubles your total spend. If avoiding that is a priority, aosu, eufy, and BOIFUN are your best bets.

Wired vs Wireless Installation

Battery-powered doorbells are easier to install (no electrical work) but require periodic recharging, typically every 1-6 months depending on traffic and battery size. Wired doorbells never need charging but require existing doorbell wiring (16-24V AC) and a bit more setup. If you rent or don’t have existing wiring, battery is the obvious choice.

Some doorbells in this price range offer both. The Arlo 2nd Gen, eufy E340, and aosu 5MP support wired or wireless. The Ring Battery Doorbell 2K, BOIFUN, Tapo D210, aosu 2K, and Blink are battery-focused (some support wired if you already have the wiring).

Smart Home Platform Compatibility

If your household runs on Alexa, all eight doorbells in this list work. If you use Google Home, your best options are Arlo, Tapo, and aosu. If you use Apple HomeKit, the Arlo 2nd Gen is the only doorbell here with native HomeKit support. The eufy E340 works with HomeBase integrations and limited HomeKit via the eufy app.

For mixed-ecosystem households, the Arlo 2nd Gen is the most flexible. For Alexa-only households, Ring delivers the most polished integration. For privacy-focused households, aosu and eufy keep most data local.

Video Resolution and Field of View

1080p is the minimum acceptable resolution in 2026. 2K is the sweet spot for most buyers, offering noticeably sharper detail without a big price jump. 5MP (the aosu 5MP) is the ceiling in this price range and is worth it if you have a long driveway or need to read license plates.

Field of view matters more than many buyers realize. A 160-degree view covers a typical porch, while 180 degrees (Arlo) adds side coverage. The 9:16 vertical aspect ratio on aosu models captures more of the area directly in front of the door, which is useful for package monitoring.

Storage and Privacy Considerations

Local storage on a microSD card or built-in memory gives you full control over your footage. Cloud storage is more convenient (access from anywhere, no card to manage) but ties your footage to a subscription and the company’s servers. For most buyers, a hybrid approach works best: local storage for primary recording, optional cloud backup for important events.

Privacy track record varies. Ring has faced past scrutiny over data sharing. Wyze was excluded from many of our competitor’s lists for security incident history. eufy and aosu have cleaner records. If privacy is your top concern, aosu and eufy are the safer choices.

For a closer look at subscription-free options, our guide to the best video doorbells without subscription covers the topic in more depth. If you’re in an apartment or renting, the best video doorbells for apartments roundup focuses on renter-friendly options. For buyers who already have doorbell wiring, the wired video doorbell guide is worth a read too.

Frequently Asked Questions

Final Verdict: Which Video Doorbell Under $200 Should You Buy?

After six weeks of testing, the choice comes down to what frustrates you most about the alternatives. If you value polish and ecosystem maturity above all else, the Ring Battery Doorbell 2K is the doorbell to buy. It works, the app is reliable, and Alexa integration is unmatched.

If monthly fees are non-negotiable, the eufy E340 is the best subscription-free doorbell, with unique dual cameras designed for package monitoring. If you want the sharpest video quality under $200, the aosu 5MP Ultra HD wins on resolution and detection accuracy. And if you just want a budget-friendly doorbell that works without much fuss, the Blink Video Doorbell remains the best cheap option with 2 years of battery life.

The other doorbells in this roundup are also strong choices for specific scenarios. The BOIFUN is the best for true zero-subscription setups. The Arlo 2nd Gen is the only one with Apple Home support and the widest field of view. The Tapo D210 is the smartest, with the Ring Call phone-call feature. The aosu 2K QHD is the best for privacy, thanks to the voice changer and 9:16 vertical framing.

Whatever you pick, all eight of these doorbells deliver meaningful improvements over a traditional peephole, and any of them will help you keep an eye on the front door. We’ve linked to current listings on Amazon for each model, so you can compare what’s available and check the latest details before you buy.