Xiaomi Yi 2 4K Action Camera Specs Unveiled for Adventure Lovers

The Xiaomi Yi 2 4K Action Camera delivers stunning 4K video at 30fps and 1080p at 120fps, making it a powerhouse for capturing high-speed adventures in crisp detail. Packed with a 16MP Sony sensor, electronic image stabilization, and a wide 155° lens, it ensures professional-grade footage in any environment—from mountain trails to underwater dives.

Key Takeaways

• 4K video at 60fps: Capture ultra-smooth, high-resolution footage for immersive action shots.
• 12MP Sony sensor: Delivers sharp, vibrant images even in low-light conditions.
• 2.2-inch touchscreen: Easily frame shots and navigate settings with intuitive controls.
• Electronic Image Stabilization: Minimizes shake for steady footage on rough terrain.
• 1400mAh removable battery: Swap batteries mid-adventure for extended recording time.
• Wi-Fi & Bluetooth 4.0: Quickly transfer media and control the camera remotely via smartphone.

Xiaomi Yi 2 4K Action Camera Specs Unveiled for Adventure Lovers

Remember that time you hiked to the top of a mountain, only to realize your phone couldn’t capture the crisp, wide-angle view of the sunrise? Or the time you tried to record your kid’s first bike ride, but the video looked more like a pixelated mess than a keepsake? If you’ve ever felt the frustration of missing out on capturing life’s thrilling moments, you’re not alone. That’s where action cameras like the Xiaomi Yi 2 4K come in—compact, rugged, and designed to keep up with your adventures, no matter how wild they get.

Whether you’re a weekend warrior, a travel vlogger, or just someone who loves documenting life’s little (and big) moments, the Xiaomi Yi 2 4K action camera promises to be your trusty sidekick. With 4K video, advanced stabilization, and a surprisingly affordable price tag, it’s no wonder this little powerhouse has caught the attention of outdoor enthusiasts and tech lovers alike. In this deep dive, we’ll explore every nook and cranny of the Xiaomi Yi 2 4K action camera specs, from its image quality to its battery life, so you can decide if it’s the right fit for your next escapade.

Design and Build: Rugged, Compact, and Ready to Go

First Impressions: Size and Weight

The first thing you’ll notice about the Xiaomi Yi 2 4K is how small it is. At just 65g (without the battery), it’s lighter than a deck of cards and easily slips into your pocket or backpack. This makes it perfect for hikers, cyclists, and even skiers who don’t want extra weight dragging them down. I remember strapping it to my bike helmet during a weekend ride—after the first few minutes, I forgot it was even there.

Its dimensions (60.4 x 42 x 21.2 mm) are comparable to a GoPro Hero 5, but with a slightly more angular design. The matte finish feels grippy and resists fingerprints, which is a small but welcome detail when you’re handling it with sweaty or gloved hands.

Durability and Weather Resistance

Let’s be real—adventure gear needs to survive drops, splashes, and the occasional tumble. The Yi 2 4K isn’t officially waterproof, but it comes with a waterproof case that can handle depths of up to 40 meters. I tested it during a rainy kayaking trip, and the case kept the camera bone-dry. Just make sure the seals are tight before submerging it—no one wants a soggy sensor.

The body is made of polycarbonate plastic, which feels sturdy but not indestructible. I dropped it once onto concrete (oops), and while it survived with a tiny scratch, I wouldn’t recommend making a habit of it. For extra protection, consider investing in a silicone sleeve or a third-party cage.

Button Layout and User Experience

The Yi 2 4K has a simple three-button interface: one on top for recording, one on the front for power/mode selection, and one on the side for Wi-Fi. It’s intuitive, but the buttons are a bit stiff—especially with gloves on. I’d have preferred softer, more tactile feedback, but it’s a minor gripe.

One standout feature? The 2-inch LCD touchscreen. Unlike older action cameras that relied solely on buttons, this screen lets you preview shots, adjust settings, and playback footage on the fly. It’s not as responsive as a smartphone screen, but it’s more than adequate for framing your shots. Just don’t expect to use it underwater—the touch sensitivity drops when wet.

Video and Image Quality: Crisp, Clear, and 4K-Ready

4K Video Performance

Here’s where the Xiaomi Yi 2 4K action camera specs really shine. It records 4K (3840 x 2160) at 30fps, which is the sweet spot for most adventure content. I tested it during a mountain bike ride, and the footage was sharp, vibrant, and free of the “jello effect” (a wobbly, distorted look caused by poor stabilization). The colors are slightly oversaturated—great for social media, but purists might want to tone them down in post.

For slower-paced activities, like vlogging or hiking, the 1080p at 60fps mode is excellent. It delivers buttery-smooth motion, and the dynamic range handles mixed lighting (think sunlit trails with dark shadows) surprisingly well. Just keep in mind: 4K files are huge. A 10-minute clip can eat up 3GB of storage, so pack extra microSD cards.

Low-Light and Night Performance

Action cameras often struggle in low light, and the Yi 2 4K is no exception. In dim conditions, the footage gets noisy, and the autofocus can hunt a bit. I tried filming a campfire at dusk, and while the flames looked warm and inviting, the surrounding trees turned into a grainy mess. If you’re shooting at night, stick to well-lit areas or use a small LED light (many third-party mounts support this).

That said, the camera handles twilight and overcast days better than expected. The HDR mode helps balance exposure, though it’s only available in 1080p, not 4K. For night hikes or dusk adventures, it’s passable—but not a replacement for a dedicated low-light camera.

Photo Capabilities: 12MP Still Shots

The Yi 2 4K captures 12MP stills, which are decent for an action camera. The detail is sharp, and the colors pop, but don’t expect DSLR-level quality. I used it to snap a few landscape shots during a sunrise hike, and the photos looked great on my phone—but when I zoomed in on my laptop, the edges got a bit soft.

For burst mode, it shoots 12MP at 10fps, which is handy for action shots (think: catching a skateboard trick or a dog mid-leap). Just remember: burst mode drains the battery fast, and the files take up more space. Use it sparingly.

Stabilization and Audio: Smooth Shots, Muffled Sounds

Electronic Image Stabilization (EIS)

One of the biggest upgrades from the original Yi camera is the built-in electronic image stabilization. It’s not as advanced as GoPro’s HyperSmooth, but it’s a game-changer for bumpy rides. I mounted the Yi 2 4K on my mountain bike during a rocky trail descent, and the footage was shockingly smooth—no jarring shakes or wobbles. The trade-off? A slight crop in the frame, which reduces the field of view. For most users, it’s a fair compromise.

Pro tip: Enable EIS only when needed. It uses more battery and can introduce a slight “floating” effect in slow-motion shots. For steady, wide-angle footage (like hiking or driving), you can turn it off.

Wind Noise and Audio Quality

Here’s where the Yi 2 4K falls short. The built-in microphone is… okay. On calm days, it captures voices and ambient sounds clearly. But in windy conditions? The audio gets drowned out by a constant whoosh. I recorded a paragliding session, and while the visuals were stunning, the audio was unusable without heavy editing.

The solution? Use an external mic. The camera has a 3.5mm jack, so you can plug in a lavalier mic or a shotgun mic. I tried a small Rode mic during a beach vlog, and the difference was night and day. If audio is a priority, invest in a mic—your viewers will thank you.

Time-Lapse and Slow-Motion Features

The Yi 2 4K supports time-lapse (up to 4K) and slow-motion (720p at 120fps). I used the time-lapse mode to film a sunset over a lake, and the result was a buttery 30-second clip that looked like it came from a pro setup. For slow-motion, the 120fps mode is great for capturing fast action—think: waves crashing, kids running, or a skateboard flip.

Just note: Slow-motion files are even larger than regular video, and the 720p resolution isn’t ideal for big screens. Use it for social media or quick highlights.

Battery Life and Storage: The Real-World Test

Battery Performance: How Long Does It Last?

The Yi 2 4K comes with a 1400mAh removable battery. In real-world use, it lasts about 70–90 minutes of 4K recording, which is decent but not class-leading. I got 78 minutes during a full-day hike with mixed 4K and 1080p use. For longer trips, pack a spare battery or a portable charger. The battery charges via micro-USB (not USB-C, which feels outdated), and it takes about 2 hours to go from 0 to 100%.

Pro tip: Use the “Power Saving” mode to extend battery life. It dims the screen and disables Wi-Fi after inactivity—small tweaks that add up over a full day.

Storage and File Management

The camera supports microSD cards up to 128GB. I used a 64GB card and recorded 2.5 hours of 4K footage before it filled up. The files are saved in .mp4 format, which is compatible with most editing software. Just remember: high-resolution videos eat space fast. If you’re planning a multi-day trip, bring 2–3 cards and a card reader to offload files daily.

One quirk? The camera doesn’t have a “loop recording” mode (common in dash cams). Once the card is full, it stops recording. Keep an eye on the storage indicator, or set a reminder to swap cards mid-adventure.

Charging and Accessories

The Yi 2 4K charges via micro-USB, which is fine but feels a bit dated compared to USB-C. I used a power bank to recharge it during a 3-day backpacking trip, and it worked like a charm. The camera also supports charging while recording (handy for long time-lapses), but this drains the battery faster.

For accessories, the Yi 2 4K is compatible with most GoPro mounts, which is a huge plus. I used a chest mount for skiing and a suction cup for my car’s windshield. Just avoid cheap third-party batteries—they can overheat or damage the camera.

Connectivity and Smart Features: Wi-Fi, App, and More

Wi-Fi and Bluetooth Pairing

The Yi 2 4K connects to your phone via Wi-Fi and Bluetooth. Pairing is quick—just press the Wi-Fi button, open the Yi Action app, and follow the prompts. I used it to preview shots and adjust settings on the fly, which was handy when the camera was mounted out of reach (like on my bike or helmet).

The app lets you control the camera, transfer files, and even edit videos. It’s not as polished as GoPro’s app, but it gets the job done. One downside? The Wi-Fi connection can be spotty in crowded areas (like festivals or busy trails). For reliable transfers, use a direct USB cable.

Yi Action App: Features and Limitations

The app offers basic editing tools (trim, speed adjustments, filters) and a “story” feature that auto-edits clips into a shareable video. I used it to create a 1-minute recap of my hiking trip, and it took less than 5 minutes. For serious editors, the app won’t replace desktop software, but it’s great for quick social media posts.

The app also has a “remote control” mode, which lets you start/stop recording from your phone. I used it to film myself solo during a rock-climbing session—no need for a timer or awkward selfies.

GPS and Data Overlays

The Yi 2 4K doesn’t have built-in GPS, but the app can sync location data from your phone. I used this to add a “speed” overlay to my biking footage, which looked cool but wasn’t always accurate. For precise tracking, consider a camera with GPS (like the Yi 4K+).

Data Table: Xiaomi Yi 2 4K Action Camera Specs at a Glance

Feature	Specification
Video Resolution	4K (3840 x 2160) @ 30fps, 1080p @ 60fps, 720p @ 120fps
Photo Resolution	12MP
Sensor	Sony IMX377 1/2.3″ CMOS
Field of View	155° (Ultra Wide)
Stabilization	Electronic Image Stabilization (EIS)
Battery	1400mAh, removable, ~75 mins 4K recording
Storage	MicroSD up to 128GB
Connectivity	Wi-Fi, Bluetooth, micro-USB
Waterproof	40m with included case
Weight	65g (without battery)

The Verdict: Is the Xiaomi Yi 2 4K Right for You?

After weeks of testing the Xiaomi Yi 2 4K action camera specs in real-world scenarios—from mountain biking to beach trips—I’ve come to appreciate its balance of performance and value. It’s not perfect, but for the price, it’s hard to beat. The 4K video is crisp, the stabilization is effective, and the compact design makes it easy to take anywhere.

That said, it’s not a GoPro killer. The audio quality is mediocre, the battery life is just okay, and the app could use some polish. If you’re a pro vlogger or need top-tier audio, you might want to look elsewhere. But if you’re an adventure lover who wants a reliable, affordable camera to capture your memories—without breaking the bank—the Yi 2 4K is a solid choice.

Think of it this way: It’s the camera that won’t let you down when the trail gets steep, the waves get big, or the moment gets too good to miss. And in the end, isn’t that what adventure is all about?

Frequently Asked Questions

What are the key Xiaomi Yi 2 4K action camera specs?

The Xiaomi Yi 2 4K action camera features a 12MP Sony IMX377 sensor, 4K video recording at 30fps, and 1080p at 120fps for smooth slow-motion. It also includes a 2.19″ touchscreen, electronic image stabilization, and supports Wi-Fi/Bluetooth connectivity for easy control.

Does the Xiaomi Yi 2 4K action camera have good battery life?

Yes, the Yi 2 4K is equipped with a 1400mAh removable battery, offering up to 120 minutes of 4K recording on a single charge. Battery life may vary depending on settings like resolution and stabilization usage.

Is the Xiaomi Yi 2 4K waterproof without a case?

No, the Yi 2 4K isn’t inherently waterproof but is compatible with an optional waterproof housing that protects it up to 40 meters underwater. This makes it ideal for diving, surfing, and other water-based adventures.

Can I control the Xiaomi Yi 2 4K action camera remotely?

Absolutely! The camera pairs with the Yi Action App via Wi-Fi or Bluetooth, allowing you to preview shots, adjust settings, and start/stop recording from your smartphone. This is especially useful for mounting in hard-to-reach places.

What storage does the Xiaomi Yi 2 4K support?

The Xiaomi Yi 2 4K action camera supports microSD cards up to 128GB (UHS-1 or higher recommended). For 4K recording, a high-speed card (Class 10 or U3) is essential to avoid buffering or dropped frames.

Does the Yi 2 4K include image stabilization for action shots?

Yes, it features electronic image stabilization (EIS) to reduce shakes and blur during high-motion activities. While not as robust as gimbal stabilization, it delivers smooth footage for most adventure scenarios.