Amazfit T-Rex Dual Solar vs Suunto Race 3S

Amazfit T-Rex Dual Solar

Amazfit T-Rex Dual Solar

vsSuunto Race 3S

Suunto Race 3S

Amazfit T-Rex Dual SolarSuunto Race 3S
Display1.32-inch AMOLED, 466x466, 353 ppi, up to 3,000 nits, sapphire glass1.32-inch LTPO AMOLED, 466 x 466, up to 2,000 nits, sapphire crystal lens
BodyGrade 5 titanium bezel and buttons, fiber-reinforced polymer frame, titanium and glass-ceramic back; 51.4 mm case, 14.5 mm thick (16.9 mm with sensor); 69 g without strap; 26 mm strap—
BatteryUp to 25 days (typical use), up to 34 days with 3 hours of front solar, up to 51 days with 3 hours of rear solar, up to 13 days (heavy use); up to 41 hours in accurate GPS mode; 660 mAhUp to 10 days in daily use; up to 38 hours of dual-band GPS in Performance mode, up to 45 hours in Endurance mode (Suunto claims)
SolarDual-sided solar charging through the AMOLED display and a glass-ceramic back plate with more than twice the active area—
PositioningDual-band GPS with six satellite systems; preloaded full-color maps, route planning with up to 100 routes, turn-by-turn navigation—
SensorsBioTracker 6.0 PPG sensor (5PD + 2LED), accelerometer, gyroscope, geomagnetic, barometric altimeter, ambient light, temperatureValencell optical wrist heart rate with SpO2, barometric altimeter, temperature sensor, compass
ConnectivityBluetooth 5.2, Bluetooth calls, Wi-Fi 2.4GHz; microphone and speaker; white and red flashlightBluetooth; Suunto app for iOS 17 or later and Android 8 or later
Durability10 ATM water resistance, recreational diving support to 50 m; low-temperature mode to -30 C; military-standard certification5 ATM water resistance, 22 mm quick-release strap
Sports180+ sports modes, HYROX training, Expedition mode, HybridCharge training and recovery view—
OSZepp App for Android 7.0+ and iOS 15.0+, no subscription required for workout and recovery dataSuunto firmware; pairs with Android and iOS through the Suunto app
Case—46 mm, titanium bezel and caseback, polymer case, about 56 g with the silicone strap
Navigation—Dual-band (L1+L5) multi-constellation GNSS (GPS, GLONASS, Galileo, BeiDou, QZSS), compass, barometer, free global offline maps
Storage—64GB for maps, routes, training data and music; offline music via a later software update
Training—Suunto AI Coach, Race Planner, Intelligent Trail Race Strategy, Climb Guidance, wrist-based running power, more than 120 sport modes
Colors—Titanium Black, Feather Purple, Feather Gray