Video doorbells have quietly evolved from simple porch cameras into some of the smartest security devices you can install at home. What once existed mainly to show who rang the bell now handles package detection, facial recognition, motion tracking, and even real-time communication.
But as these features have grown more advanced, so have the prices and the monthly subscription fees that often come with them. That’s exactly why Eufy’s latest reveal at CES 2026 feels like a turning point.
Among a wave of new smart home products, the Eufy Video Doorbell S4 stands out as the most compelling launch of the show. Not because it reinvents what a video doorbell is, but because it delivers premium AI-powered features at a price that undercuts much of the competition.
In a market dominated by subscription models from brands like Ring and Arlo, Eufy is making a strong case for smarter security without ongoing costs.
Curious to see how Eufy’s S4 stacks up against the competition and what makes its AI-powered tracking so unique? Dive deeper into the full breakdown and discover why this could be the video doorbell that finally gives your home the upgrade it deserves.
A new design that signals a new direction
At first glance, the Eufy Video Doorbell S4 looks more familiar than previous models from the brand.
Gone is the distinctive design language of the five-star Eufy E340. In its place is a sleeker, cylindrical form factor that closely resembles popular Ring doorbells, complete with a circular camera at one end and a button at the other.
That familiarity is intentional. Eufy appears to be positioning the S4 as a direct competitor to mainstream video doorbells, rather than a niche alternative. The design blends in easily on most front doors while still looking modern and premium.
But the real story starts once you look beyond the exterior.
OmniTrack AI changes how doorbells see motion

Eufy is calling the Video Doorbell S4 the “world’s first VR doorbell with immersive AI tracking,” and while the wording may sound ambitious, the underlying technology is genuinely impressive.
At the core of the S4 is Eufy’s new OmniTrack AI system. Instead of relying on a single motion sensor, the doorbell combines AI processing with radar and PIR sensors to detect and track movement more accurately.
This layered approach helps reduce false alerts from shadows, passing cars, or swaying trees, one of the most common frustrations with video doorbells.
The system can also recognize faces from up to five meters away, allowing the doorbell to distinguish between familiar visitors and strangers. This means fewer unnecessary notifications and more meaningful alerts when it actually matters.
A full view with no blind spots
One of the S4’s most practical upgrades is its field of view. With 180 degrees of coverage both horizontally and vertically, the doorbell captures a true head-to-toe perspective.
This wide-angle view eliminates blind spots near the ground, making it far more effective at spotting packages left on the doorstep.
What really elevates the experience is the auto-framing feature. As visitors move across your porch, the camera dynamically zooms in and out, tracking them smoothly instead of letting them drift out of frame.
Whether it’s a delivery driver approaching from the side or a guest stepping back after ringing the bell, the footage stays centered and useful.
This kind of active tracking is usually reserved for higher-end security cameras, not doorbells in this price range.
Smarter alerts that respect your time
A powerful camera is only useful if it doesn’t overwhelm you with notifications. That’s where Eufy’s app customization comes into play.
Using the Eufy app, users can define specific detection zones, fine-tune motion sensitivity, and choose exactly what triggers an alert. You can prioritize people over general motion, ignore activity on the sidewalk, or set different alert behaviors depending on the time of day.
This level of control makes the Video Doorbell S4 feel more like a tailored security solution rather than a generic gadget constantly demanding attention.
Premium features without a premium price

Perhaps the most surprising part of the Eufy Video Doorbell S4 is its pricing. Expected to launch later this year at £229 or $279.99, it undercuts many competitors that offer similar or fewer features.
When you factor in the advanced AI tracking, wide field of view, and intelligent motion detection, the value proposition becomes clear.
Comparable models from other brands often rely on paid subscriptions to unlock AI features like facial recognition or package detection. Eufy’s approach continues its long-standing emphasis on local processing and subscription-free functionality.
For buyers who want powerful smart home security without committing to monthly fees, that alone makes the S4 extremely appealing.
Eufy’s bigger CES 2026 vision
The Video Doorbell S4 wasn’t Eufy’s only notable reveal at CES. The company also introduced the Solar Wall Light Cam S4, a hybrid device that combines an outdoor security camera, light fixture, and solar panel into a single unit.
Solar-powered accessories have become increasingly popular as homeowners look for low-maintenance security solutions. Eufy’s take adds genuine utility, with 4K color night vision that illuminates scenes clearly even in low light.
The built-in light supports multiple modes, including functional security lighting and softer mood lighting options.
The camera itself can be adjusted vertically by up to 45 degrees, allowing for precise placement depending on your home’s layout. Its discreet design keeps it visually unobtrusive while still capturing clear footage from beneath the main light.
Smart locks get smarter, too
Eufy also expanded its smart lock lineup with the new Smart Lock E40. This model introduces 3D facial recognition, enabling hands-free unlocking by scanning pre-registered faces as you approach the door.
The E40 includes a built-in 2K HD camera with a full head-to-toe view, improving both security monitoring and visitor awareness. Battery life has also been improved, with a long-lasting main battery and a backup power source to ensure consistent operation.
Compatibility is another strong point. The Smart Lock E40 works with Alexa, Google Home, Apple Home, and Matter, making it easy to integrate into existing smart home setups. While it’s expected to cost around $299.99, availability outside the US may take some time.
Why the video doorbell S4 matters right now
The broader video doorbell market in 2026 is crowded, with strong options from Arlo, Google Nest, and Ring. Many of these devices offer excellent hardware, but often gate advanced features behind subscriptions.
Eufy’s Video Doorbell S4 challenges that model directly. It delivers AI-powered tracking, face recognition, and intelligent alerts in a single upfront purchase. For homeowners who want advanced security without recurring fees or who simply value local processing and privacy, that’s a meaningful shift.
It also signals that premium AI features are no longer exclusive to top-tier price brackets.
What this launch says about where smart home security is headed
Eufy’s showing at CES 2026 feels confident and deliberate, but the Video Doorbell S4 is the clear highlight. It combines smart design, genuinely useful AI features, and aggressive pricing in a way that few competitors currently match.
If it performs as well in real-world use as it does on paper, the S4 won’t just compete with Ring; it could redefine what buyers expect from a video doorbell at this price point.
In a market where smarter often means more expensive, Eufy is proving that doesn’t always have to be the case.
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This article was made with AI assistance and human editing.
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