Amazfit T-Rex Dual Solar vs Amazfit GTR 4 comparison

Show Only Differences Highlight Differences	Amazfit T-Rex Dual Solar	Amazfit GTR 4
key specs
Strap Colour	Black	-
Compatible OS	Android 7.0 and above, iOS 14.0 and above	-
Strap Material	Silicone	-
Dial Shape	Round	Round
Display Type	AMOLED	-
Ideal For	Unisex	-
general
Brand	Amazfit	Amazfit
Model	T-Rex Dual Solar	GTR 4
Release date	September 22, 2026	September 1, 2022
Model Name	Amazfit T-Rex Dual Solar	-
Dial Colour	Black	-
Dial Shape	Round	Round
Strap Colour	Black	-
Strap Material	Silicone	-
Size	Regular	Regular
Touchscreen	1.32	Yes
Water Resistant	10ATM	5ATM
Water Resistance Depth	50m	-
Usage	Outdoor, Fitness, Sports	Health, Fitness
Dial Material	Sapphire glass	-
Ideal For	Unisex	-
Interchangeable Strap	-	Yes
dimensions
Width	51.4	46
Height	51.4	46
Thickness	14.5	10.6
Diameter	51.4	-
Weight (g)	45.60	34.00
product details
Closure	Buckle	-
Sensor	BioTracker 6.0 PPG, accelerometer, gyroscope, geomagnetic, ambient light, temperature, barometric altimeter	Acceleration sensor, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor
Compatible Device	Android 7.0 and above, iOS 15.0 and above	-
Notification	Yes	-
Notification Type	Call, SMS and app notifications	-
Battery Type	Lithium-ion	-
Battery Life	25 days	14 days
Charger Type	Magnetic charging	Magnetic Charger
Rechargeable Battery	Yes	-
Other Features	Dual-sided solar charging, Solar Priority Mode, Outdoor Extreme mode, Expedition mode, 10 ATM water resistance, 50m recreational diving, built-in flashlight	-
Charge Time	-	2 hours
connectivity features
Call Function	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth Version	Bluetooth 5.2, BLE	v5.0
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Messaging Support	Yes	-
Third Party App Support	Strava, Wikiloc, komoot, TrainingPeaks, Relive, Runkeeper, adidas Running, Apple Health, Google Fit, intervals.icu, Treinus	-
Call Features	Bluetooth calls, phone call notifications, Android call quick replies	Make Calls, Reject Calls
Other Connectivity Features	SMS notifications, app notifications, Bluetooth music control, iOS camera control, Find My Phone, OTA updates via Wi-Fi, LiveShare	-
platform and storage features
Operating System	Zepp OS	Zepp OS 2.0
Compatible Operating System	Android 7.0 and above, iOS 14.0 and above	-
Internal Memory	32GB	-
Expandable Memory	No	-
camera and display features
Display Resolution	466 x 466	-
Display Type	AMOLED	-
Flash	Yes	-
Backlight Display	Yes	-
Scratch Resistant	Yes	-
Other Display Features	3,000 nits peak brightness, 353 PPI, sapphire glass touchscreen	-
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	-
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	-
Compass	Yes	-
Alarm Clock	Yes	-
Chronograph	Yes	-
Date & Time Display	Yes	-
Language	English, French, German, Italian, Spanish, Japanese, Korean, Portuguese	-
Number of Buttons	4	-
Other Fitness Features	180+ sports modes, Zepp Coach, PeakBeats, smart workout recognition, training templates, interval training, virtual pacer, Track Run, heart-rate belt support, running and cycling power meter support	Over 150 Sports Modes, Automatic Recognition
Other Watch Functions	Zepp Flow, Bluetooth calls, music control, camera control, notifications, world clock, stopwatch, Pomodoro timer, weather, thermometer, sedentary reminders, voice memo, daily briefing, music storage, Find My Phone, events reminder, to-do list	-
audio and video features
Speaker	Yes	Yes
Microphone	Yes	Yes
Voice Control	Zepp Flow	Yes
Audio Features	Bluetooth calls, podcast storage, Zepp Flow	-
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Software and ecosystem Rating	-
Battery life Rating	-

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