Amazfit T-Rex Ultra 2 vs Garmin Venu 4

Amazfit T-Rex Ultra 2

Amazfit T-Rex Ultra 2

vsGarmin Venu 4

Garmin Venu 4

Amazfit T-Rex Ultra 2Garmin Venu 4
Display1.5-inch AMOLED, sapphire glass, up to 3,000 nits peak brightness—
BodyGrade 5 titanium bezel, buttons and back panel; fiber-reinforced polymer case; 51 mm case diameter, 17.4 mm thick including heart-rate sensor (15.1 mm excluding); 26 mm quick-release straps—
BatteryUp to 30 days (typical use), up to 50 hours in accuracy GPS mode; 870 mAh—
PositioningDual-band GPS with six satellite systems; preloaded full-color base maps, downloadable contour and ski-resort maps; offline point-to-point routes (up to 100 km), POI search, automatic rerouting, up to 100 routes stored—
Durability10 ATM water resistance; certified for freediving to 45 m and recreational scuba diving; military-grade resistance tests listed by Amazfit—
Storage64GB onboard—
ExtrasBuilt-in two-color flashlight (white or green, Boost mode and SOS), speaker and microphone for Bluetooth calls, barometer and storm alerts, Low Temperature Mode to -30 C—
Sports180+ sports modes, grade-adjusted pace, HybridCharge, Zepp Coach training plans; syncs to Strava, TrainingPeaks, komoot, Relive, Apple Health and Google Fit—
CompatibilityZepp App; works with iPhone and Android—
Sizes—41 mm and 45 mm, metal design, swappable leather or silicone bands
Battery (smartwatch mode)—Up to 12 days
Health—Health status (beta), lifestyle logging, sleep alignment, sleep consistency, HRV status, Body Battery, skin temperature, Pulse Ox, ECG app (region dependent)
Fitness—Garmin Fitness Coach (over 25 activity types), mixed session profile, wrist-based running dynamics
Accessibility—Spoken watch face, color filters for color blindness
Calls and light—Built-in speaker, microphone and LED flashlight
Other—Onboard music storage, Garmin Pay, smart notifications, safety and tracking features
Availability—22 September 2025
Price—From $549.99 (suggested retail)