Yi 4K Action Camera with Waterproof Case Review Best Deals at Yi Store

The Yi 4K Action Camera with Waterproof Case delivers stunning 4K video, rugged durability, and seamless performance at an unbeatable value—all available directly from the Yi Store. With its reliable waterproof housing and advanced image stabilization, this action cam is perfect for adventurers seeking pro-quality footage without breaking the bank.

Key Takeaways

• 4K video quality: Capture stunning ultra-HD footage with smooth stabilization.
• Waterproof case included: Dive up to 40m without extra gear.
• Long battery life: Record 120 mins of 4K video on one charge.
• Dual-screen design: Easily frame shots with front and rear displays.
• Direct YI Store deals: Save more with exclusive discounts and bundles.
• Voice control: Hands-free operation for quick, convenient shooting.

Why the Yi 4K Action Camera with Waterproof Case Might Be Your Next Adventure Sidekick

Let’s be honest—choosing an action camera can feel like trying to pick the right flavor at an ice cream shop with 50 options. You want something that’s not just flashy, but actually works—whether you’re diving into a waterfall, biking down a mountain, or just filming your kid’s soccer game. That’s where the Yi 4K Action Camera with Waterproof Case steps in. I’ve used it on hikes, kayaking trips, and even in my backyard (because why not?), and I’m here to share the real deal—no fluff, no hype.

What makes this camera stand out? It’s not just the 4K video (which, yes, is crisp), but the whole package: the waterproof case, the ease of use, and the price tag that won’t make your wallet cry. And if you’re buying from the official Yi Store, you’re getting peace of mind with genuine accessories and warranty. So, whether you’re a weekend warrior or a content creator on a budget, this review is for you. Let’s dive in.

First Impressions: What’s in the Box?

Unboxing Experience

When my Yi 4K Action Camera arrived, I was pleasantly surprised by how compact the box was. Inside, you get:

• The Yi 4K camera (with lens protector pre-installed)
• Waterproof case (rated to 40 meters/131 feet)
• USB-C charging cable
• Quick-start guide
• Mounting accessories (adhesive mounts, thumbscrew, and a basic clip)

No fancy extras, but everything you need to start filming right away. The waterproof case is solid—no flimsy latches here. It clicks shut with a satisfying *thunk*, and the O-ring seal looks durable. I tested it in a bowl of water (because I’m paranoid), and no leaks. Win.

Design and Build Quality

The camera itself is lightweight (about 72g) and feels sturdy, not plasticky. The matte finish resists fingerprints, and the 2.19-inch touchscreen is responsive—even with wet fingers. The buttons are tactile and easy to press with gloves on. The waterproof case adds bulk, but it’s a fair trade for the protection. One thing to note: the case’s lens port isn’t replaceable, so if it scratches, you’ll need a new case. A small gripe, but worth mentioning.

Initial Setup: Plug, Play, and Go

Setting up the camera is straightforward. Turn it on, connect to Wi-Fi via the Yi Action app (iOS/Android), and you’re ready to go. The app walks you through firmware updates and basic settings. Pro tip: always update the firmware first. It fixes bugs and improves performance—I learned this the hard way after my first 4K video glitched. The Yi Store includes a QR code for the app, which saves time.

Video and Photo Performance: Does It Deliver?

4K Video Quality: Sharp, but Not Perfect

The Yi 4K shoots 4K at 30fps, 1080p at 60/120fps, and 720p at 240fps (slow-mo mode). In good light, the 4K footage is sharp, with vibrant colors and decent dynamic range. I tested it on a sunny hike, and the details in the trees and rocks were impressive. But here’s the catch: in low light or mixed lighting (like a forest with patches of sun), the camera struggles. The shadows get noisy, and the colors can look flat. It’s not a dealbreaker, but don’t expect GoPro-level low-light performance.

Stabilization: Rocksteady (Mostly)

The Yi’s electronic image stabilization (EIS) is a game-changer. I mounted it on my bike and filmed a bumpy trail—no shaky footage. The EIS works best in 1080p/60fps mode. In 4K, it’s good but not perfect. For example, when I ran with the camera in hand, the footage had slight wobbles. If you’re doing extreme sports, stick to 1080p. For casual use, 4K is fine.

Photo Mode: Decent, But Not a DSLR

The Yi takes 12MP photos. In daylight, they’re crisp and colorful. But in low light, the camera uses aggressive noise reduction, which softens details. I took a sunset photo, and while the colors popped, the foreground looked a bit blurry. For quick snaps, it’s great. For professional shots, you’ll still want a DSLR. One neat feature: burst mode (30fps). I used it to capture my dog mid-leap, and it worked perfectly.

Audio Quality: The Weak Link

The built-in mic is… okay. It picks up clear audio in quiet environments, but in windy conditions (like biking or skiing), the mic struggles. The waterproof case doesn’t help—it muffles sound further. My solution? I use an external mic (connected via USB-C) for vlogs. If you’re filming underwater, the case’s mic port is covered, so audio will be muffled. For voiceovers, I record separately and sync in post.

Battery Life and Charging: The Good, the Bad, and the Ugly

Battery Performance: Real-World Tests

The Yi 4K has a 1400mAh battery. Here’s how it performed in my tests:

• 4K/30fps (with EIS off): ~90 minutes
• 1080p/60fps (with EIS on): ~75 minutes
• 720p/240fps (slow-mo): ~50 minutes

These are solid numbers, but real-world use can vary. For example, Wi-Fi streaming (to the app) drains the battery faster—I lost 20% in 15 minutes during a live preview. The waterproof case adds weight, which also impacts battery life slightly. My advice? Carry spare batteries (sold separately at the Yi Store) for all-day adventures.

Charging: USB-C, but Slow

The camera charges via USB-C, which is great for universal compatibility. But the charging speed is… slow. From 0% to 100%, it takes about 2.5 hours. If you’re in a hurry, you can charge while using the camera (e.g., for time-lapses), but the battery drains faster than it charges. The Yi Store sells a dual-battery charger, which is a lifesaver for long trips.

Battery Tips for Pro Users

• Turn off Wi-Fi and GPS when not needed.
• Use the “Battery Saver” mode (reduces screen brightness and auto-shutdown time).
• Store batteries at 50% charge if not using for weeks.
• For cold weather, keep the battery warm (e.g., in a pocket) to prevent rapid drain.

Waterproof Case: A Must-Have for Underwater Adventures

Depth Rating and Real-World Use

The included waterproof case is rated for 40 meters (131 feet)—perfect for snorkeling, kayaking, and even deep diving. I tested it in a lake at 10 meters, and it held up perfectly. The buttons work smoothly through the case, and the touchscreen is still usable (though a bit less responsive). One downside: the case’s lens port can fog up in humid conditions. My fix? I put a silica gel packet inside the case before sealing it.

Mounting and Accessories

The case comes with standard ¼”-20 threads and GoPro-style mounting points. I used it with a chest mount for kayaking and a suction cup for my car’s windshield. The mounts stay secure, but the thumbscrews can loosen over time. I added a drop of thread locker (like Loctite) for peace of mind. The Yi Store sells a wide range of accessories—from floating grips to helmet mounts—all compatible with the case.

Underwater Video Quality

Underwater, the Yi 4K shines. The colors stay vibrant (with the “Diving Mode” enabled in settings), and the stabilization works well. I filmed fish at 20 feet, and the details were clear. The only issue? The case’s port can cause slight vignetting (dark corners) at wide angles. It’s not a big deal for most shots, but worth noting for cinematic work.

App and Connectivity: Yi Action App Deep Dive

Yi Action App Features

The Yi Action app is your control center. It lets you:

• Preview and control the camera remotely
• Adjust settings (ISO, shutter speed, white balance)
• Transfer files to your phone
• Edit videos (basic cuts, filters, music)
• Live stream to social media

The app is intuitive, but the UI can feel cluttered. I wish the “Settings” menu was better organized. For example, finding the “Diving Mode” took me three taps. Once you learn the layout, though, it’s smooth sailing.

Wi-Fi and Bluetooth: Reliable, but Not Flawless

The camera connects to your phone via Wi-Fi (2.4GHz) and Bluetooth. Setup is quick, but the connection can drop in crowded areas (e.g., festivals). I lost signal once during a live stream, which was frustrating. The Yi Store recommends keeping the camera within 10 meters of your phone for best results. Pro tip: disable Bluetooth after setup to save battery.

File Transfer and Editing

Transferring 4K files to your phone takes time (about 1 minute per GB). For quick edits, I use the app’s built-in tools. For serious work, I transfer files to a laptop. The app supports MP4 and MOV formats, which work with most editing software (like Adobe Premiere or iMovie).

Price and Value: Is the Yi 4K Worth It?

Pricing Breakdown

Here’s what you’ll pay at the official Yi Store (prices as of 2023):

Item	Price (USD)	Notes
Yi 4K Camera + Waterproof Case	$129.99	Includes all basic accessories
Extra Battery	$19.99	1400mAh, same as stock
Dual-Battery Charger	$24.99	Charges two batteries simultaneously
Floating Grip	$15.99	Essential for water sports
32GB MicroSD Card (U3)	$12.99	Recommended for 4K recording

Value for Money

For $130, the Yi 4K is a steal. It’s half the price of a GoPro Hero, with 80% of the performance. The waterproof case is a standout—it’s sturdier than third-party options I’ve tried. The only real competition is the Akaso V50X, but the Yi’s app and stabilization are better. If you’re on a budget, this is the best deal you’ll find.

Where to Buy: Why the Yi Store?

Buying from the Yi Store ensures you get:

• 1-year warranty (vs. 30 days on third-party sites)
• Genuine accessories (no knockoffs)
• Free shipping over $100
• Customer support (email and live chat)

I bought mine from Amazon first, and the case had a loose latch. The Yi Store replaced it for free—no questions asked.

Final Verdict: Who Should Buy the Yi 4K?

The Yi 4K Action Camera with Waterproof Case isn’t perfect, but it’s darn close for the price. It’s ideal for:

• Budget-conscious adventurers who want 4K without breaking the bank
• Casual users filming vacations, sports, or family moments
• Underwater videographers (thanks to the rugged case)
• Beginners who need a simple, no-fuss camera

It’s not for:

• Low-light videographers (stick to 1080p)
• Professional filmmakers (you’ll want better audio and color grading)
• People who need ultra-compact design (the case is bulky)

If you’re looking for a reliable, feature-packed action camera that won’t drain your savings, the Yi 4K is a no-brainer. And with the waterproof case included, you’re ready for anything—rain, snow, or sea. Just grab a few spare batteries, and you’re set. Happy filming!

Frequently Asked Questions

What makes the Yi 4K Action Camera stand out from other action cameras?

The Yi 4K Action Camera delivers crisp 4K video at 30fps, a 2.19-inch touchscreen, and advanced image stabilization—all at a competitive price. Its compatibility with a durable waterproof case (included) makes it ideal for underwater adventures up to 40m.

Is the Yi 4K Action Camera with Waterproof Case suitable for underwater use?

Yes, the included waterproof case allows the Yi 4K Action Camera to be submerged up to 40 meters (131 feet), making it perfect for snorkeling, diving, or rainy-day filming. The case maintains button and touchscreen functionality during use.

Where can I find the best deals on the Yi 4K Action Camera with Waterproof Case?

The official Yi Store often offers exclusive discounts, bundles, and free shipping on the Yi 4K Action Camera with Waterproof Case. Checking their website regularly ensures access to limited-time promotions and warranty-backed purchases.

Does the Yi 4K Action Camera support external microphones?

Yes, the camera features a built-in 3.5mm microphone port for connecting external mics, significantly improving audio quality. This is ideal for vloggers or users who want professional-grade sound alongside 4K video.

How long does the battery last on the Yi 4K Action Camera?

The included 1400mAh battery provides up to 120 minutes of continuous 4K/30fps recording. For longer shoots, extra batteries are available, and the camera supports USB-C charging for convenience.

Can I use the Yi 4K Action Camera with third-party accessories?

Absolutely. The camera uses a standard 1/4″-20 tripod mount and is compatible with GoPro-style mounts and accessories. This flexibility makes it easy to integrate into existing setups or expand its functionality.