Amazfit T-Rex 3 Pro Customer Reviews
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Amazfit T-Rex 3 Pro
Amazfit Balance 3
Samsung Galaxy Watch Ultra 2 47mm
Google Pixel Watch 5 45mm| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Brand | Amazfit | Amazfit | Samsung | |
| Model | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 (41 mm and 45 mm configurations) |
| Dimensions | 48 mm: 48 × 48 × 14 mm; 44 mm: 44.8 × 44.8 × 13.2 mm, without heart-rate sensor base | 51.4 × 51.4 × 12.5 mm; 14.6 mm including heart-rate sensor | 47.4 × 47.1 × 10.7 mm | 41 mm or 45 mm diameter × 12.3 mm height |
| Weight | 48 mm: 52 g; 44 mm: 46.8 g, without strap | Stainless steel: 62 g; titanium: 55 g, without strap | 61.5 g without band | 41 mm: 31 g; 45 mm: 36.7 g, without band |
| Build materials | Fibre-reinforced polymer case; Grade 5 titanium bezel and buttons | Stainless-steel frame with fibre-reinforced polymer shell; titanium edition: Grade 5 titanium frame and case with stainless-steel buttons | Titanium case | Aluminum case |
| Wrist size | 48 mm: 145–210 mm; 44 mm: 140–205 mm | 140–210 mm | Not specified | 41 mm: small 130–175 mm, large 165–210 mm; 45 mm: small 150–185 mm, large 165–215 mm |
| Strap / band | 48 mm: 22 mm; 44 mm: 20 mm silicone quick-release strap; pin buckle | 22 mm quick-release silicone; pin buckle | Marine silicone; PeakForm hybrid; Trail fabric | Second-generation Active Band; soft-touch HNBR |
| Controls / buttons | 4 physical buttons; touchscreen | Four physical buttons; touchscreen | Touchscreen; Home and Back buttons; customizable Quick Button | Touchless one-handed gestures Side button Haptic crown Gen 3 premium haptics |
| Announced | Not specified | Not specified | 2026, July 22 | 2026, August 12 |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Display | 48 mm: 1.5-inch; 44 mm: 1.32-inch AMOLED | 1.5-inch AMOLED | 1.52-inch Super AMOLED | 41 mm: 1.2-inch; 45 mm: 1.4-inch Actua 360 LTPO AMOLED |
| Screen resolution | 48 mm: 480 × 480 pixels, 322 ppi; 44 mm: 466 × 466 pixels, 353 ppi | 480 × 480 pixels; 323 ppi | 498 × 498 pixels | 41 mm: 408 × 408; 45 mm: 456 × 456 pixels; 320 ppi |
| Display protection | Sapphire glass | Sapphire glass | Sapphire crystal | 3D Corning Gorilla Glass 5 |
| Display features | Not specified | Up to 3,000 nits peak brightness; Always-On Display | 5000 nits (peak) | Always-on display; 1–60 Hz; DCI-P3 colour |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Operating system | Zepp OS 6 | Zepp OS 6 | Wear OS 7; One UI 9 Watch | Wear OS 7 |
| Storage | Not specified | 64 GB | 64 GB | 64 GB eMMC |
| Processor | Not specified | Not specified | Qualcomm Snapdragon Wear Elite, 3 nm | Qualcomm Snapdragon W5 Gen 2; Cortex-M55 coprocessor |
| CPU | Not specified | Not specified | 5-core | Quad-core (4x1.7 GHz Cortex-A53) |
| RAM | Not specified | Not specified | 2 GB | 3 GB |
| GPU | Not specified | Not specified | Not specified | Adreno A702 |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Wi-Fi | Wi-Fi 2.4 GHz | Wi-Fi 2.4 GHz | Wi-Fi 2.4 GHz + 5 GHz | Wi-Fi 802.11a/b/g/n/ac/ax; 2.4 GHz + 5 GHz |
| Bluetooth | Bluetooth 5.2 BLE | Bluetooth 5.2 BLE | Bluetooth 5.3 | Bluetooth 6.0 |
| Positioning / GNSS | Dual-band GNSS; 6 satellite systems; circularly polarized antenna | Dual-band GNSS; 6 satellite systems; circularly polarized antenna | Dual-frequency GPS, L1 + L5 | Dual-band L1 + L5; GPS; Galileo; GLONASS; BeiDou; QZSS |
| Network / cellular | Not specified | Not specified | GSM / HSPA / LTE | LTE and UMTS on cellular editions |
| SIM / eSIM | Not specified | Not specified | eSIM | LTE edition: eSIM |
| NFC | Not specified | Not specified | Supported | Supported |
| Ultra Wideband (UWB) | Not specified | Not specified | Not specified | Supported |
| Satellite features | Not specified | Not specified | Not specified | Satellite SOS on LTE edition; regional availability |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Speaker | Supported | Supported | Supported | Supported |
| Microphone | Supported | Supported | Supported | Supported |
| Calling | Bluetooth calling | Bluetooth calling | Bluetooth calling with a connected smartphone; standalone calling on LTE editions | Yes |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Sensors | BioTracker 6.0 PPG; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient light; temperature | BioTracker 6.0 PPG; 5 PD + 2 LED; accelerometer; gyroscope; ambient light; geomagnetic sensor; temperature; barometric altimeter | Samsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor | Compass; altimeter; red and infrared SpO₂ sensors; electrical ECG sensors; multipath optical heart-rate sensor; accelerometer; gyroscope; ambient-light sensor; cEDA skin-conductance sensor; far-field skin-temperature sensor; barometer; magnetometer |
| Health & wellness features | 24-hour heart rate, SpO₂ and stress; one-tap measurement; PAI; breathing exercises; high and low heart-rate alerts; low SpO₂ alerts; high-altitude SpO₂ reminders; skin temperature; HybridCharge | 24-hour heart rate, SpO₂ and stress; skin temperature; one-tap measurement; high and low heart-rate alerts; low SpO₂ alerts; breathing exercises; PAI; heart-rate recovery; menstrual-cycle tracking | Heart rate; SpO₂; ECG; body composition; temperature; stress; Vitals; Heart Health Score | Continuous heart rate; ECG; SpO₂; skin temperature; stress tracking; cEDA |
| Sleep tracking | Sleep stages including REM; naps; sleep breathing quality; sleep score | Sleep HRV; sleep stages including REM; naps; sleep schedule; breathing quality; sleep score | Sleep-stage tracking; sleep-apnea risk detection; sleep Vitals | Sleep stages; sleep score; overnight health metrics |
| Sports / workout modes | 187 sports modes | 180+ sports modes | Running; trail running; cycling; swimming; multisport and other automatic/manual workouts | Not specified |
| Training & outdoor features | Zepp Coach; PeakBeats; training templates; interval training; track running; trajectory correction; virtual pacer; offline maps; turn-by-turn navigation; route import; return navigation; route-deviation alerts; altitude assistant; compass; sunrise and sunset; moon phase; tides; storm warnings; contour and ski maps; POI search; route planning; round-trip routing; auto rerouting; HYROX Virtual Pace | Zepp Coach; PeakBeats; training templates; interval training; track running; trajectory correction; virtual pacer; HYROX templates; lactate threshold; running power; ground-contact time; running gear management; HybridCharge; LifeLoad | Daily Cardio Load; Fitness Index; workout and recovery guidance | Not specified |
| Diving / depth features | Freediving to 45 m; recreational scuba-diving mode | Outdoor and indoor freediving, recreational diving and spearfishing workout modes | Automatic depth, dive-time and water-temperature tracking | 5 ATM |
| Safety & emergency features | Not specified | Red/white flashlight with SOS mode; abnormal high/low heart-rate, low-SpO2 and high-stress alerts; phone-call notifications | 86 dB safety siren; automatic Fall Detection; Emergency SOS by five Home-button presses | Emergency SOS; fall detection; safety check |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Battery capacity | 48 mm: 700 mAh; 44 mm: 500 mAh, rated | 658 mAh rated | 800 mAh | 41 mm: 332 mAh; 45 mm: 465 mAh |
| Battery life | 48 mm: 25 days typical, 10 days heavy, 38 hours accurate GPS, 74 hours GPS power saver; 44 mm: 17 days typical, 8 days heavy, 26 hours accurate GPS, 51 hours GPS power saver | 21 days typical; 10 days heavy; 7 days AOD; 41 hours accurate GPS; 84 hours GPS power saver | Up to 60 hours with AOD on | 41 mm: 30 hours AOD, 48 hours Battery Saver; 45 mm: 40 hours AOD, 72 hours Battery Saver |
| Charging | Magnetic charging head | Magnetic charging head | Fast wireless charging, WPC-based | USB-C magnetic pin charging |
| Water resistance | 10 ATM | 10 ATM | 10 ATM; IP69K | 5 ATM; IP68 |
| Durability / certifications | Rugged outdoor construction with Grade 5 titanium controls and sapphire glass | Low pressure; high and low temperature; temperature shock; vibration; impact tests | MIL-STD-810H; EN13319 | Custom 3D Corning® Gorilla® Glass 5 |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Phone compatibility | Android 7 or later; iOS 15 or later | Android 8 or later; iOS 17 or later | Android 13.0 or later; more than 1.5 GB RAM; Google Mobile Services | Android 12 or later; Google account |
| Companion app | Zepp | Zepp | Galaxy Wearable; Samsung Health | Google Pixel Watch; Fitbit |
| Colors | 48 mm: Tactical Black, Black Gold; 44 mm: Arctic Gold, Black Gold | Stainless Steel; Titanium Black | Titanium Silver; Titanium Gray | 41 mm: Obsidian, Fog, Olive, Canyon; 45 mm: Obsidian, Fog, Olive |
| Specification | Amazfit T-Rex 3 Pro | Amazfit Balance 3 | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm |
|---|---|---|---|---|
| Case material | Fibre-reinforced polymer; Grade 5 titanium bezel | Stainless steel or Grade 5 titanium | Titanium | 100% recycled aluminum |
| Flashlight | Red and white LED flashlight | Not specified | Not specified | Not specified |
| Pixels per inch | 48 mm: 322 ppi; 44 mm: 353 ppi | 323 ppi | Not specified | 320 ppi |
| Peak brightness | 3,000 nits peak | 3,000 nits peak | 5,000 nits peak | 3,000 nits peak; 1 nit minimum |
| Packing list | Watch with standard strap; magnetic charging head; instruction manual | Watch with standard strap; magnetic charging head; instruction manual | Not specified | Watch; small and large bands; charging dock or cable; quick start guide |
| Smart recognition | 25 strength-training movements; 8 sports movements | 25 strength-training movements; 8 sports movements | Not specified | Not specified |
| Third-party fitness apps | Strava; adidas Running; TrainingPeaks; komoot; Relive; Google Fit; Apple Health | Runna; Strava; TrainingPeaks; Apple Health; Google Fit; Intervals.icu | Not specified | Google Play apps; Google Maps; Google Wallet; Google Assistant |
| Charging time | Not specified | Not specified | 100% in 90 minutes; 40% in 30 minutes | 41 mm: 15/25/45 minutes to 50/80/100%; 45 mm: 15/30/60 minutes |
| Release status | Not specified | Not specified | Available. Released 2026, August 07 | Available. Released 2026, August 20 |
| Model numbers | Not specified | Not specified | SM-L715F, SM-L715U | G0F3Y, G1XJ6, G25QD, GFW3R |
| Card slot | Not specified | Not specified | No | No |
| Camera | Not specified | Not specified | No | No |
| 3.5 mm headphone jack | Not specified | Not specified | No | No |
| USB | Not specified | Not specified | No | No |
| Radio | Not specified | Not specified | No | No |
| 2G bands | Not specified | Not specified | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | Not specified | Not specified | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | Not specified | Not specified | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71 | LTE |
| Network speed | Not specified | Not specified | HSPA, LTE | HSPA, LTE |
| SAR (US) | Not specified | Not specified | 0.44 W/kg (body) | Not specified |
| SAR (EU) | Not specified | Not specified | 0.42 W/kg (body) | Not specified |
Amazfit T-Rex 3 Pro specifications
| Brand | Amazfit |
|---|---|
| Model | Amazfit T-Rex 3 Pro |
| Dimensions | 48 mm: 48 × 48 × 14 mm; 44 mm: 44.8 × 44.8 × 13.2 mm, without heart-rate sensor base |
| Weight | 48 mm: 52 g; 44 mm: 46.8 g, without strap |
| Build materials | Fibre-reinforced polymer case; Grade 5 titanium bezel and buttons |
| Wrist size | 48 mm: 145–210 mm; 44 mm: 140–205 mm |
| Strap / band | 48 mm: 22 mm; 44 mm: 20 mm silicone quick-release strap; pin buckle |
| Controls / buttons | 4 physical buttons; touchscreen |
| Display | 48 mm: 1.5-inch; 44 mm: 1.32-inch AMOLED |
|---|---|
| Screen resolution | 48 mm: 480 × 480 pixels, 322 ppi; 44 mm: 466 × 466 pixels, 353 ppi |
| Display protection | Sapphire glass |
| Pixels per inch | 48 mm: 322 ppi; 44 mm: 353 ppi |
| Peak brightness | 3,000 nits peak |
| Operating system | Zepp OS 6 |
|---|
| Wi-Fi | Wi-Fi 2.4 GHz |
|---|---|
| Bluetooth | Bluetooth 5.2 BLE |
| Positioning / GNSS | Dual-band GNSS; 6 satellite systems; circularly polarized antenna |
| Speaker | Supported |
|---|---|
| Microphone | Supported |
| Calling | Bluetooth calling |
| Sensors | BioTracker 6.0 PPG; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient light; temperature |
|---|---|
| Health & wellness features | 24-hour heart rate, SpO₂ and stress; one-tap measurement; PAI; breathing exercises; high and low heart-rate alerts; low SpO₂ alerts; high-altitude SpO₂ reminders; skin temperature; HybridCharge |
| Sleep tracking | Sleep stages including REM; naps; sleep breathing quality; sleep score |
| Sports / workout modes | 187 sports modes |
| Training & outdoor features | Zepp Coach; PeakBeats; training templates; interval training; track running; trajectory correction; virtual pacer; offline maps; turn-by-turn navigation; route import; return navigation; route-deviation alerts; altitude assistant; compass; sunrise and sunset; moon phase; tides; storm warnings; contour and ski maps; POI search; route planning; round-trip routing; auto rerouting; HYROX Virtual Pace |
| Diving / depth features | Freediving to 45 m; recreational scuba-diving mode |
| Battery capacity | 48 mm: 700 mAh; 44 mm: 500 mAh, rated |
|---|---|
| Battery life | 48 mm: 25 days typical, 10 days heavy, 38 hours accurate GPS, 74 hours GPS power saver; 44 mm: 17 days typical, 8 days heavy, 26 hours accurate GPS, 51 hours GPS power saver |
| Charging | Magnetic charging head |
| Water resistance | 10 ATM |
| Durability / certifications | Rugged outdoor construction with Grade 5 titanium controls and sapphire glass |
| Phone compatibility | Android 7 or later; iOS 15 or later |
|---|---|
| Companion app | Zepp |
| Colors | 48 mm: Tactical Black, Black Gold; 44 mm: Arctic Gold, Black Gold |
| Case material | Fibre-reinforced polymer; Grade 5 titanium bezel |
|---|---|
| Flashlight | Red and white LED flashlight |
| Packing list | Watch with standard strap; magnetic charging head; instruction manual |
|---|
| Smart recognition | 25 strength-training movements; 8 sports movements |
|---|---|
| Third-party fitness apps | Strava; adidas Running; TrainingPeaks; komoot; Relive; Google Fit; Apple Health |
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