The KOSPET TANK M3 Ultra Smart Watch is a rugged smartwatch designed for outdoor activities, fitness tracking, swimming, and everyday use. It features a 1.96-inch AMOLED Always-On Display with a 410 × 502 resolution, 331 PPI, and up to 1,000 nits peak brightness. The display is protected by Corning Gorilla Glass 3.
The TANK M3 Ultra is built with a stainless steel body and is designed for demanding outdoor conditions. It offers 5ATM and IP69K water resistance and is built to withstand shocks, water, and dust.
For outdoor positioning, the watch includes dual-band L1+L5 GNSS and supports six satellite positioning systems, providing more accurate route tracking during activities such as hiking, running, and cycling.
The watch supports 170+ sports modes and can automatically recognize six activities, including walking, running, cycling, elliptical training, rowing, and stillness. For swimming, it can track metrics such as SWOLF score, stroke type, stroke rate, lap count, average pace, and heart-rate zones.
Health features include 24-hour heart-rate monitoring, blood oxygen monitoring, sleep tracking, and stress monitoring through the integrated VP60A2 sensor.
The TANK M3 Ultra also supports Bluetooth calling, music control, notifications, and remote camera shutter functions. Its 470mAh cobalt battery provides up to 15 days of typical use, up to 8 days under heavy usage, and up to 5 days with Always-On Display enabled. Continuous GPS workout time is rated at up to 35 hours.
Key Features
- 1.96-inch AMOLED Always-On Display
- 410 × 502 resolution
- 331 PPI
- Up to 1,000 nits peak brightness
- Corning Gorilla Glass 3
- Stainless steel body
- 5ATM + IP69K water resistance
- Dual-band L1+L5 GNSS
- Support for 6 satellite systems
- 170+ sports modes
- Automatic recognition of 6 activities
- Swimming metrics including SWOLF and stroke recognition
- Heart-rate monitoring
- Blood oxygen monitoring
- Sleep monitoring
- Stress monitoring
- Bluetooth calling
- Music control
- App notifications and SMS reminders
- Remote camera shutter
- 470mAh cobalt battery
- Up to 15 days typical use
- Up to 8 days heavy use
- Up to 5 days AOD use
- Up to 35 hours continuous GPS workout
- More than 50 days standby
- Supports customizable watch faces
- KOSPET FIT app support
Specifications
| Specification | Details |
|---|---|
| Brand | KOSPET |
| Product | TANK M3 Ultra |
| Product Type | Rugged GPS Smart Watch |
| Display | 1.96-inch AMOLED |
| Resolution | 410 × 502 |
| Pixel Density | 331 PPI |
| Peak Brightness | 1,000 nits |
| Always-On Display | Yes |
| Display Protection | Corning Gorilla Glass 3 |
| Body Material | Stainless Steel |
| GPS | Dual-Band L1+L5 GNSS |
| Satellite Systems | 6 |
| Sports Modes | 170+ |
| Automatic Sports Recognition | 6 modes |
| Health Sensor | VP60A2 |
| Heart Rate Monitoring | Yes |
| Blood Oxygen Monitoring | Yes |
| Sleep Monitoring | Yes |
| Stress Monitoring | Yes |
| Bluetooth Calling | Yes |
| Speaker | Yes |
| Microphone | Yes |
| Battery | 470mAh Cobalt |
| Typical Battery Life | Up to 15 days |
| Heavy Usage | Up to 8 days |
| AOD Usage | Up to 5 days |
| Continuous GPS Workout | Up to 35 hours |
| Standby | 50+ days |
| Water Resistance | 5ATM + IP69K |
| Compatible App | KOSPET FIT |
| Strap | Silicone; optional steel premium package |
| Color | Black / Silver |
Compatibility
The KOSPET TANK M3 Ultra connects to compatible smartphones through Bluetooth and works with the KOSPET FIT app for health, fitness, watch-face, and device management features. The watch supports Bluetooth calling, notifications, music controls, and other smartphone-connected functions.
The watch is designed for outdoor and sports use, including swimming, with its 5ATM and IP69K water-resistance rating. Its dual-band GNSS can track outdoor routes using six supported satellite systems.


































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