Amazfit T-Rex 3 Pro vs Google Pixel Watch 4
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Apple Watch UltraKSh 90,000.00
Apple Watch Series 8 Price range: KSh 50,000.00 through KSh 53,000.00
Apple Watch Ultra 2KSh 103,500.00
Apple Watch Series 9 Price range: KSh 45,000.00 through KSh 49,500.00
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Amazfit T-Rex 3 Pro |  Google Pixel Watch 4 |
|---|---|---|
| Price | Price range: KSh 55,000.00 through KSh 65,000.00 | Price range: KSh 44,500.00 through KSh 53,000.00 |
| Display | AMOLED 48 mm: 1.5-inch 44 mm: 1.32-inch | Actua 360 AMOLED LTPO display with DCI-P3 colour, 320 ppi |
| Battery capacity | 48 mm: 700 mAh rated 44 mm: 500 mAh rated | 41 mm: 325 mAh typical; 45 mm: 455 mAh typical |
| Water resistance | 10 ATM | 5 ATM |
| Processor | — | Qualcomm Snapdragon W5 Gen 2 with Cortex-M55 co-processor |
| RAM | — | 2 GB SDRAM |
| Storage | — | 32 GB eMMC flash |
| Operating system | Zepp OS 5 | Wear OS 6.0 |
| Network / cellular | — | 4G LTE and UMTS on LTE model |
| Positioning / GNSS | Built-in six-satellite positioning with circularly polarized GPS antenna | Dual-frequency GPS with GPS, Galileo, GLONASS, BeiDou and QZSS |
| Health & wellness features | Heart rate, blood oxygen, stress, HRV, readiness and temperature insights; wellness measurements are not intended for medical diagnosis | Continuous heart-rate monitoring; ECG and irregular-rhythm notifications where available; SpO₂; skin temperature; HRV; cEDA body-response and stress tracking; high/low heart-rate alerts |
Full specifications
2 of 4 products
| Specification | Amazfit T-Rex 3 Pro | Google Pixel Watch 4 |
|---|---|---|
| Identity & design | ||
| Brand | Amazfit | |
| Model | T-Rex 3 Pro | Google Pixel Watch 4 |
| Dimensions | 48 mm: 48 × 48 × 14 mm 44 mm: 44.8 × 44.8 × 13.2 mm Heart-rate sensor base excluded | 41 mm: 41 mm diameter × 12.3 mm high; 45 mm: 45 mm diameter × 12.3 mm high |
| Weight | 48 mm: 52 g 44 mm: 46.8 g Without strap | 41 mm: 31.0 g without band; 45 mm: 36.7 g without band |
| Build materials | Fiber-reinforced polymer case with Grade 5 titanium bezel and buttons; sapphire-glass touchscreen | 100% recycled aluminium housing |
| Wrist size | 48 mm: 145–210 mm 44 mm: 140–205 mm | 41 mm — small: 130–175 mm, large: 165–210 mm; 45 mm — small: 150–185 mm, large: 165–215 mm |
| Strap / band | Silicone quick-release strap 48 mm: 22 mm 44 mm: 20 mm | Fluoroelastomer Active Band with soft-touch coating; small and large bands included |
| Controls / buttons | Four physical buttons and touchscreen | Haptic crown; side button; touchscreen; Gen 3 premium haptics |
| Display | ||
| Display | AMOLED 48 mm: 1.5-inch 44 mm: 1.32-inch | Actua 360 AMOLED LTPO display with DCI-P3 colour, 320 ppi |
| Screen resolution | 48 mm: 480 × 480 pixels, 322 ppi 44 mm: 466 × 466 pixels, 353 ppi | — |
| Display protection | Sapphire glass | Custom 3D Corning Gorilla Glass 5 |
| Display features | Up to 3,000 nits peak brightness; always-on display | 1–60 Hz responsive display; up to 3,000 nits peak; 1 nit minimum in AOD; Always-On Display |
| Performance & software | ||
| Processor | — | Qualcomm Snapdragon W5 Gen 2 with Cortex-M55 co-processor |
| CPU | — | Cortex-M55 co-processor |
| RAM | — | 2 GB SDRAM |
| Storage | — | 32 GB eMMC flash |
| Operating system | Zepp OS 5 | Wear OS 6.0 |
| Connectivity | ||
| Network / cellular | — | 4G LTE and UMTS on LTE model |
| SIM / eSIM | — | eSIM on LTE model |
| Wi-Fi | 2.4 GHz Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/ax, 2.4 GHz and 5 GHz |
| Bluetooth | Bluetooth 5.2 BLE | Bluetooth 6.0 |
| NFC | — | Supported |
| Positioning / GNSS | Built-in six-satellite positioning with circularly polarized GPS antenna | Dual-frequency GPS with GPS, Galileo, GLONASS, BeiDou and QZSS |
| Ultra Wideband (UWB) | — | Supported |
| Satellite features | — | Satellite SOS communication on supported LTE models and regions |
| Audio & communication | ||
| Speaker | Built-in speaker | Built-in speaker |
| Microphone | Built-in microphone | Built-in microphone |
| Calling | Bluetooth calling when paired with a compatible phone | Bluetooth calling; LTE model supports cellular and supported Satellite SOS emergency communication |
| Sensors, health & fitness | ||
| Sensors | BioTracker 6.0 PPG biometric sensor (5PD + 2LED), accelerometer, gyroscope, geomagnetic sensor, barometric altimeter, ambient-light sensor and temperature sensor | Compass; altimeter; red and infrared SpO₂ sensors; multipurpose electrical sensors; multi-path optical heart-rate sensor; 3-axis accelerometer; gyroscope; ambient-light sensor; cEDA skin-conductance sensor; far-field skin-temperature sensor; barometer; magnetometer |
| Health & wellness features | Heart rate, blood oxygen, stress, HRV, readiness and temperature insights; wellness measurements are not intended for medical diagnosis | Continuous heart-rate monitoring; ECG and irregular-rhythm notifications where available; SpO₂; skin temperature; HRV; cEDA body-response and stress tracking; high/low heart-rate alerts |
| Sleep tracking | Sleep stages, naps, sleep score, breathing quality and recovery insights | Light, deep and REM stages; Sleep Score; sleep log and readiness insights |
| Sports / workout modes | 187 sports modes with smart recognition for strength-training and sports movements | Automatic activity detection and exercise tracking for running, weightlifting, tennis and other activities |
| Training & outdoor features | Offline base, contour and ski maps; turn-by-turn navigation, POI search, route planning, round-trip routing, auto-rerouting, Zepp Coach and PeakBeats training metrics | On-device GPS; custom run workouts; weekly mileage; advanced run metrics and form insights; cardio load, target cardio load, readiness and personalised coaching |
| Safety & emergency features | SOS tools and downloadable maps; requires appropriate setup and phone connectivity for supported communications | Loss of Pulse Detection where available; Car Crash Detection; Emergency SOS; Fall Detection; Safety Check; Emergency Sharing; Medical ID; Satellite SOS on supported LTE models/regions |
| Diving / depth features | Freediving and scuba modes rated to 45 m; follow the manufacturer’s diving limits and safety guidance | — |
| Battery & durability | ||
| Battery capacity | 48 mm: 700 mAh rated 44 mm: 500 mAh rated | 41 mm: 325 mAh typical; 45 mm: 455 mAh typical |
| Battery life | 48 mm: up to 25 days typical, 10 days heavy, 38 hours accurate GPS 44 mm: up to 17 days typical, 8 days heavy, 26 hours accurate GPS | 41 mm: up to 30 h with AOD, 48 h saver; 45 mm: up to 40 h with AOD, 72 h saver |
| Charging | Magnetic charging base | Quick Charge Dock; 41 mm: about 15 min to 50%, 25 min to 80%, 45 min to 100%; 45 mm: about 15 min to 50%, 30 min to 80%, 60 min to 100% |
| Water resistance | 10 ATM | 5 ATM |
| Durability / certifications | Rugged outdoor construction with Grade 5 titanium controls and sapphire glass | IP68 ingress protection; Corning Gorilla Glass 5 |
| Compatibility | ||
| Phone compatibility | Android 7.0 or later; iOS 15.0 or later | Most phones running Android 11.0 or newer; Google Account required |
| Companion app | Zepp app | Google Pixel Watch app; Google Health app |
| Colors | Black Gold (44mm), Black Gold (48mm); Gold/Grey, Tactical Black | 41 mm: Polished Silver / Iris or Porcelain, Champagne Gold / Lemongrass, Matte Black / Obsidian; 45 mm: Satin Moonstone / Moonstone, Polished Silver / Porcelain, Matte Black / Obsidian |
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