Amazfit Active 3 Premium vs Amazfit T-Rex Ultra 2
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AmazFit Active Edge Original price was: KSh 21,500.00.KSh 17,000.00Current price is: KSh 17,000.00.
Samsung Galaxy Watch 6 Price range: KSh 22,500.00 through KSh 23,500.00
Samsung Galaxy Watch 6 Classic Price range: KSh 22,500.00 through KSh 25,500.00
AmazFit Cheetah Round Original price was: KSh 35,000.00.KSh 28,000.00Current price is: KSh 28,000.00.
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Amazfit Active 3 Premium |  Amazfit T-Rex Ultra 2 |
|---|---|---|
| Price | KSh 24,000.00 | KSh 85,000.00 |
| Display | 1.32-inch AMOLED touchscreen | 1.5-inch AMOLED |
| Battery capacity | 365 mAh rated | 870 mAh rated |
| Water resistance | 5 ATM; suitable for splashes, showering and swimming, but not hot showers or saunas | 10 ATM; tested to ISO 22810:2010 |
| Storage | — | 64 GB total; 26.7 GB available |
| Positioning / GNSS | Built-in five-satellite positioning | Built-in dual-band positioning; six satellite positioning systems; circularly polarised GPS antenna |
| Health & wellness features | 24-hour heart rate, blood oxygen, stress, skin-temperature, BioCharge, PAI and heart-rate recovery; wellness measurements are not intended for medical diagnosis | 24-hour heart-rate, blood-oxygen, stress and skin-temperature monitoring; one-tap measurement; HybridCharge, BioCharge and LifeLoad energy insights; VO₂ Max and health alerts |
Full specifications
2 of 4 products
| Specification | Amazfit Active 3 Premium | Amazfit T-Rex Ultra 2 |
|---|---|---|
| Identity & design | ||
| Brand | Amazfit | Amazfit |
| Model | Active 3 Premium | Amazfit T-Rex Ultra 2 |
| Dimensions | 45 × 45 × 11 mm (heart-rate sensor base excluded) | 51 × 51 × 14.3 mm, excluding heart-rate sensor base |
| Weight | 38 g without strap | 89.2 g with strap |
| Build materials | Stainless-steel frame with sapphire-glass touchscreen | Fibre-reinforced polymer case; Grade 5 titanium bezel, buttons and back panel |
| Wrist size | — | 145–215 mm |
| Strap / band | 20 mm silicone strap with classic pin buckle | 26 mm silicone strap with classic pin buckle |
| Controls / buttons | Four physical buttons and touchscreen | Four physical buttons; sapphire-glass touchscreen |
| Display | ||
| Display | 1.32-inch AMOLED touchscreen | 1.5-inch AMOLED |
| Screen resolution | 466 × 466 pixels, 353 ppi | 480 × 480 pixels, 322 ppi |
| Display protection | Sapphire glass | Sapphire glass |
| Display features | — | Up to 3,000 nits peak brightness; Always-On Display |
| Performance & software | ||
| Storage | — | 64 GB total; 26.7 GB available |
| Connectivity | ||
| Wi-Fi | — | 2.4 GHz Wi-Fi (802.11 b/g/n) |
| Bluetooth | Bluetooth 5.3 BLE | Bluetooth 5.2 and BLE |
| Positioning / GNSS | Built-in five-satellite positioning | Built-in dual-band positioning; six satellite positioning systems; circularly polarised GPS antenna |
| Audio & communication | ||
| Speaker | Built-in speaker | Supported |
| Microphone | Built-in microphone | Supported |
| Calling | Bluetooth calling when paired with a compatible phone | Bluetooth calling and call/text notifications through a connected smartphone |
| Sensors, health & fitness | ||
| Sensors | BioTracker PPG biometric sensor (5PD + 2LED), accelerometer, gyroscope, geomagnetic sensor, barometric altimeter, ambient-light sensor and temperature sensor | BioTracker 6.0 PPG biometric sensor (5 photodiodes + 2 LEDs); accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient-light sensor; temperature sensor |
| Health & wellness features | 24-hour heart rate, blood oxygen, stress, skin-temperature, BioCharge, PAI and heart-rate recovery; wellness measurements are not intended for medical diagnosis | 24-hour heart-rate, blood-oxygen, stress and skin-temperature monitoring; one-tap measurement; HybridCharge, BioCharge and LifeLoad energy insights; VO₂ Max and health alerts |
| Sleep tracking | Sleep HRV, stages including REM, naps, sleep schedule, breathing quality and sleep score | Sleep HRV; sleep quality; stages including REM; daytime naps; sleep schedule; breathing quality; sleep score; RestoreIQ recovery insights |
| Sports / workout modes | More than 170 sports modes, including HYROX and strength training with smart recognition | 187 sports modes; smart recognition of 25 strength-training movements and 8 sports movements; HYROX race and training modes |
| Training & outdoor features | Built-in running workouts, Zepp Coach plans, lactate threshold, running power, ground-contact time, Track Run, virtual pacer, offline OSM maps and compatible workout peripherals | Zepp Coach; PeakBeats; lactate threshold, Training Stress Balance, Training Load and Training Effect; offline maps; on-watch route planning, automatic rerouting, POI search, turn-by-turn navigation; golf maps; external heart-rate, running-power and cycling sensors |
| Safety & emergency features | — | Two-colour flashlight with SOS/Boost modes; storm, high-altitude blood-oxygen and route-deviation alerts |
| Diving / depth features | — | Freediving and recreational scuba-diving support to 45 m; EN13319:2000, ISO 6425:2018 and GB/T 18828-2022 diving certifications; Bühlmann ZHL-16C decompression model |
| Battery & durability | ||
| Battery capacity | 365 mAh rated | 870 mAh rated |
| Battery life | Up to 12 days typical use, 7 days heavy use, 4 days AOD, 24 hours continuous GPS or 76 hours power-saving GPS | Typical use: up to 30 days; heavy use: 15 days; AOD: 10 days; accurate GPS: 50 h; power-saving GPS: 90 h; maximum GPS: 177 h; low-temperature mode with GPS: 40 h |
| Charging | Magnetic charging head; USB-C cable is not included | Magnetic charging head; DC 5 V 1.5 A maximum input |
| Water resistance | 5 ATM; suitable for splashes, showering and swimming, but not hot showers or saunas | 10 ATM; tested to ISO 22810:2010 |
| Durability / certifications | ISO 22810:2010 water-resistance testing; TUV-SUD report 68.189.26.01120.01 | MIL-STD-810H-2019; low-temperature operation down to −30 °C; SGS water-resistance test; certified diving standards |
| Compatibility | ||
| Phone compatibility | Android 7.0 or later; iOS 14.0 or later | Android 7.0 or later; iOS 15.0 or later |
| Companion app | Zepp app | Zepp App |
| Colors | Apex Silver, Atlas Blue or Aero White | Black Magma |
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