Published On: September 8, 2025

EufyCam S4 Is a Security Camera That Watches Everything—From All Angles

Published On: September 8, 2025
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EufyCam S4 Is a Security Camera That Watches Everything—From All Angles

With a dual-camera setup, smart tracking, and solar charging, the EufyCam S4 aims to make outdoor surveillance a little more versatile.

EufyCam S4 Is a Security Camera That Watches Everything—From All Angles

  • Nemanja Grbic is a tech writer with over a decade of journalism experience, covering everything from AV gear and smart home tech to the latest gadgets and trends. Before jumping into the world of consumer electronics, Nema was an award-winning sports writer, and he still brings that same storytelling energy to every article. At HomeTheaterReview, he breaks down the latest gear and keeps readers up to speed on all things tech.

At this year’s IFA trade show in Berlin, Eufy introduced a new outdoor security camera that takes a unique approach to home monitoring. The EufyCam S4 combines two camera types in one device—offering both wide-angle coverage and close-up tracking in a single, solar-powered package.

If you’ve ever debated between a fixed-position bullet cam and a rotating pan/tilt/zoom (PTZ) model, this camera basically says, “Why not both?”

The EufyCam S4 stacks two types of cameras into one weather-resistant unit. At the top, there’s a 16MP 4K bullet camera with a 130-degree field of view to capture broad scenes in crisp detail. Beneath that, you’ll find a motorized PTZ system with two separate 2K lenses—one wide-angle and one telephoto. The PTZ module can rotate 360 degrees and tilt up and down over a 70-degree range.

EufyCam S4 security camera mounted on wall with solar panel.

Here’s how it works in practice: if the top bullet camera spots something suspicious, the PTZ camera kicks in to follow it. It can zoom in up to 164 feet (about 50 meters) to get a closer look or zoom out again if more people or objects enter the frame. Everything’s recorded in a single clip, and the Eufy app toggles between the lenses depending on where the action is.

The camera uses both radar and passive infrared (PIR) sensors to detect motion, aiming to reduce false alarms from things like swaying tree branches or passing cars. Once something is detected, the S4 can respond with a 105dB siren and flashing red-and-blue LED lights—built-in deterrents meant to spook unwanted visitors.

You can customize detection zones and set schedules using the Eufy app, so you’re only alerted when and where it really matters.

For night vision, the S4 includes four LED spotlights (two on the bullet cam, two on the PTZ) to provide full-color video even in the dark. That’s useful if you want more detail than what traditional infrared night vision typically provides.

EufyCam S4 two camera bundle with HomeBase S380.

One of the best features is the included 5.5-watt solar panel, which Eufy says can keep the battery topped up with just one hour of direct sunlight per day. It connects to the camera with a 10-foot cable, giving you some flexibility in placement. So if you want to install the camera under a shaded overhang, you can still mount the solar panel further out where it gets better sun exposure.

As for storage, the camera includes 32GB of internal memory, but you can expand that to 256GB with a microSD card. If you're looking for 24/7 continuous recording, you'll need to plug the camera into an AC power source, which is optional.

Out of the box, the camera can tell the difference between people, pets, and vehicles. But if you want more advanced features like facial recognition, you’ll need to pair it with Eufy’s HomeBase S380.

The S380 adds 16GB of encrypted local storage, and if you want to go big, it supports external hard drives up to 16TB. That’s helpful if you’re setting up a larger multi-camera system and want to keep all the footage local.

Eufy AI Core.

Eufy also introduced a new device called the AI Core, designed to analyze multiple camera feeds in real time. It’s meant to recognize different types of behavior—not just motion—and provide quicker alerts by handling everything locally instead of in the cloud. That could mean faster notifications if, say, someone is loitering near your garage or trying to access a side gate.

The EufyCam S4 is now available for pre-order at $299. If you're looking to expand your system, Eufy’s also offering it in bundles:

  • Two-camera kit with HomeBase S380 – $649
  • Four-camera kit with HomeBase S380 – $1,149

Eufy hasn’t shared a confirmed release date, but previous info points to a November launch.

As for the HomeBase Pro (with LTE and battery backup) and the AI Core, Eufy hasn't released full details yet. Earlier this year, the company ran an "AI Pioneer Program" offering a free AI Core unit and a one-year subscription to its EdgeAgent service, but it’s unclear if that program is still accepting sign-ups.

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