AmazFit T-Rex Ultra
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Selected Item  AmazFit T-Rex Ultra Original price was: KSh 50,000.00.KSh 47,000.00Current price is: KSh 47,000.00. |
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At a glance
Key specifications and important differences. Full details follow below.
| Feature | AmazFit T-Rex Ultra |
|---|---|
| Price | Original price was: KSh 50,000.00.KSh 47,000.00Current price is: KSh 47,000.00. |
| Display | 1.39-inch AMOLED |
| Battery capacity | 500 mAh rated |
| Water resistance | 10 ATM; ISO 22810:2010 |
| Storage | Up to 2.3 GB available for music |
| Operating system | Zepp OS 3.5 |
| Positioning / GNSS | Built-in dual-band L1/L5 positioning; six satellite systems |
| Health & wellness features | 24-hour heart-rate, blood-oxygen and stress monitoring; one-tap measurement; PAI; breathing exercises; health alerts |
Full specifications
1 of 4 products
| Specification | AmazFit T-Rex Ultra |
|---|---|
| Identity & design | |
| Brand | Amazfit |
| Model | Amazfit T-Rex Ultra |
| Dimensions | 47.3 × 47.3 × 13.45 mm, excluding heart-rate sensor base |
| Weight | 89 g without strap |
| Build materials | 316L stainless-steel bezel, back panel, bridge and buttons; polymer-alloy middle frame |
| Wrist size | 140–205 mm |
| Strap / band | 22 mm silicone strap with classic pin buckle |
| Controls / buttons | Four physical buttons; glass touchscreen |
| Display | |
| Display | 1.39-inch AMOLED |
| Screen resolution | 454 × 454 pixels, 326 ppi |
| Display protection | Glass |
| Display features | Up to 1,000 nits; Always-On Display; 120+ watch faces |
| Performance & software | |
| Storage | Up to 2.3 GB available for music |
| Operating system | Zepp OS 3.5 |
| Connectivity | |
| Wi-Fi | 2.4 GHz Wi-Fi |
| Bluetooth | Bluetooth 5.0 BLE |
| Positioning / GNSS | Built-in dual-band L1/L5 positioning; six satellite systems |
| Audio & communication | |
| Speaker | No built-in speaker; audio through connected Bluetooth headphones |
| Sensors, health & fitness | |
| Sensors | BioTracker PPG biometric sensor with SpO₂; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient-light sensor |
| Health & wellness features | 24-hour heart-rate, blood-oxygen and stress monitoring; one-tap measurement; PAI; breathing exercises; health alerts |
| Sleep tracking | Sleep stages including REM; naps; sleep schedule; breathing quality; sleep score |
| Sports / workout modes | 162 sports modes; smart recognition of 25 strength movements and 8 sports movements; freediving workouts |
| Training & outdoor features | Offline maps and route navigation; Zepp Coach; PeakBeats; Track Run; trajectory correction; Virtual Pacer; training templates and intervals; external heart-rate belt and cycling power meter; altitude, sun, moon and tide tools |
| Safety & emergency features | Storm warnings; altitude blood-oxygen reminders; abnormal heart-rate, low-SpO₂ and high-stress alerts |
| Diving / depth features | Outdoor and indoor freediving and spearfishing; depth and water-temperature data; rated to 30 m; EN13319 and ISO 6425 diving certifications |
| Battery & durability | |
| Battery capacity | 500 mAh rated |
| Battery life | Typical: up to 20 days; saver: 25 days; clock: 50 days; heavy: 9 days; accuracy GPS: 28 h; automatic GPS: 46 h; power-saving GPS: 58 h; endurance GPS: 80 h; low-temperature GPS: 10 h |
| Charging | Magnetic charging base; approximately 2 hours |
| Water resistance | 10 ATM; ISO 22810:2010 |
| Durability / certifications | Mud-resistant design; ultra-low-temperature mode down to −30 °C; SGS-certified 10 ATM testing; EN13319 and ISO 6425 diving certifications |
| Compatibility | |
| Phone compatibility | Android 7.0 or later; iOS 12.0 or later |
| Companion app | Zepp App |
| Colors | Abyss Black; Sahara |