Kospet TANK T4 Smartwatch Sliver

The KOSPET TANK T4 is built for outdoor runners, especially beginners and everyday runners who want clear pace and route tracking on every session. As a KOSPET rugged smartwatch, it maintains the brand’s signature tough build to withstand sweat, rain, dust, and daily knocks. Integrated offline maps, music storage, and emergency power support empower you to run further with total confidence and connectivity.

Build Tough, Refined Harder

With the Inox 360 shield structure, KOSPET TANK T4 features a durable stainless steel body built to survive it all, from -50°C deep cold to 70°C extreme heat, shock, humidity, and more. Its 1.43-inch AMOLED display integrated with an ambient light sensor delivers sharp clarity in multiple lighting environments. Certified by SGS and tested to pass 20 U.S. MIL-STD-810H standards, the smartwatch is indeed crafted for real-world extremes — on city streets or remote trails alike.

Proven Toughness,
SGS Tested

Tested by SGS, Europe’s leading independent lab, the KOSPET TANK T4 has aced 20 U.S. MIL-STD-810H military-grade tests, proving its resilience against extreme temperatures, shocks, sand, dust, humidity, and more. Every report and lab result tells the same story — this watch is built to thrive.

Dive Deeper, Stay Protected

With 10 ATM and IP69K water resistance ratings, KOSPET TANK T4 is engineered to handle rigorous water environments. From high-pressure rinses to deep-sea dives, it stays sealed, steady, and ready — surviving up to 45 meters underwater.

Meet Our Ambassador
Cole Hocker

Cole Hocker is an American middle- and long-distance runner specializing in the 1500 meters. He won the gold medal in the event at the 2024 Paris Summer Olympics with a new Olympic record. Renowned for his grit, humility, and focus, Cole embodies the spirit of KOSPET—always breaking limits. Together with KOSPET TANK T4, the elite professional athlete doesn’t rely on instinct alone, but runs with all-around insights.

Unleash Your Athletic Potential

Jump into action with KOSPET TANK T4 and switch up your sports performance with a choice of 23 ApexMotion sports modes and 160 freestyle training modes. While you are running on the trail, sliding down the slope, or striving for the mountaintop, the smartwatch provides you with in-depth metrics and post-workout insights to help you train smarter, not just header.

Go the Distance

Engineered for endurance, T4 tracks every mile, every split, and every second of your marathon. From running metrics like pace and stride length to post-running data like VO2 max and recovery time, it’s built to go the distance—just like you.

Every Move Does Count

Whether you are pushing through intense sets or making sharp turns, KOSPET TANK T4 can keep up with your movements with its built-in 6-axis gyroscope, which measures changes in your orientation, acceleration forces, and speed, providing a clearer picture of your body’s responses during critical moments.

Run with Precision,
Pace with Direction

From urban running with tall buildings to trail running through the woods, KOSPET TANK T4 tracks your movement with outstanding accuracy, thanks to its industry-leading dual-band six-system GNSS. By downloading offline maps and selecting the target route or location point, you can run your favourite routes or even along unfamiliar paths.

OPDR Algorithm—It’s All About Accuracy

Empowered by the advanced OPDR algorithm, KOSPET TANK T4 serves to record a dynamic activity trajectory when GPS signals are weak or unavailable during outdoor workouts, such as under bridges, so you can tune into your performance anytime, anywhere.

5,000 Songs, 100 Maps
— All in 32GB Storage

Say goodbye to your phone during workouts with KOSPET TANK T4’s massive 32GB storage — enough for about 5,000 songs and 100 offline maps. and perhaps all your training data.

Route Import & Offline Map Support

To keep you updated on your position as you navigate, KOSPET TANK T4 allows for swift import of GPX or KML route files via the Apexmove App and offline map downloads using a computer or tablet.

Get in Touch
with Walkie-talkie

Whether you’re on a mountain trail or in a dense forest, the TANK T4’s built-in walkie-talkie lets you reach your teammates instantly—push-to-talk within a 40m radius, no internet needed. Rugged, reliable, and always within range when you need it most.

Elevated On-Wrist
Health Monitoring

Equipped with the leading-edge 4PD sensor that picks up more optical signals for faster and more precise measurements, KOSPET TANK T4 assists you in tuning into your health and wellness on a daily basis.

Endurance
You Can Count On

With a high-capacity battery and optimized power management, the KOSPET TANK T4 keeps going long after others quit — lasting up to 14-15 days in typical use, 9-10 days in heavy use, and 5–6 days with Always-On Display enabled. Even during GPS-intensive adventures, you’ll get up to 21–22 hours of continuous tracking, so your journey is never cut short by a low-battery warning.

Power On, Anywhere

Enhance your T4’s endurance with our new portable power pocket. With enough capacity for two full charges, it doubles your smartwatch’s total battery life — delivering up to 50 days of uninterrupted use. Perfect for extended adventures where every day counts.

Multifunction dial

Personalize your watch face by switching between widgets like steps, weather, and altitude.

Custom dial

Upload your favourite image to the Apexmove App and set it as your watch face.

AOD Watch Dial

Customize and schedule your AOD watch face, or let it match the current theme.

Three Icon Theme Options

Choose between three distinct icon‑based UI themes for a personalized look and mood whenever you feel like a change.

Customizable Shortcut Cards

Rearrange shortcut cards at will, so the features used most frequently are always one swipe away.

Six Menu Layouts & Three Transition Animations

Go for your preferred system menu and its switching effect by selecting from six menu styles and three transition effects.