Amazfit T-Rex Ultra 2 vs Amazfit GTR 3 Pro comparison

Show Only Differences Highlight Differences	Amazfit T-Rex Ultra 2	Amazfit GTR 3 Pro
key specs
Display Size	38mm	36mm
Ideal For	Unisex	Unisex
Strap Colour	-	Black
Compatible OS	-	Android, iOS
Dial Shape	-	Round
Display Type	-	AMOLED
general
Brand	Amazfit	Amazfit
Model	T-Rex Ultra 2	GTR 3 Pro
Release date	February 20, 2026	October 11, 2021
Model Name	Amazfit T-Rex Ultra 2	-
Dial Colour	Black	Black
Size	Regular	Regular
Touchscreen	1.5	Yes
Water Resistant	10 ATM	Yes
Usage	Regular	-
Ideal For	Unisex	Unisex
Dial Shape	-	Round
Interchangeable Strap	-	Yes
Water Resistance Depth	-	5 ATM
Dial Material	-	Aluminium
Strap Colour	-	Black
dimensions
Width	51	46
Height	51	46
Diameter	14.3	-
Weight (g)	89.20	42.00
Thickness	-	10.7
product details
Sensor	acceleration sensor, gyroscope, geomagnetic sensor, barometric altimeter, ambient light sensor, temperature sensor	Accelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor, Blood Pressure Monitor
Compatible Device	Android and iOS	Android, iPhone
Battery Type	870mAh	Li-ion
Battery Life	30 Days	12 days
Notification	-	Yes
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Bluetooth
Wi-Fi	Yes	-
GPS	Yes	Yes
Call Features	Yes	-
Bluetooth Version	-	5.0
Messaging Support	-	Yes
Third Party App Support	-	Yes
camera and display features
Display Resolution	480 x 480	480x480
Display Size	38mm	36mm
Display Type	-	AMOLED
Backlight Display	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	English
Calorie Count	-	Yes
Altimeter	-	Yes
Compass	-	Yes
Alarm Clock	-	Yes
Chronograph	-	Yes
Number of Buttons	-	2
Other Fitness Features	-	150 sports mode
platform and storage features
Operating System	-	ZeppOS
Compatible Operating System	-	Android, iOS
audio and video features
Speaker	-	Yes
Microphone	-	Yes
Voice Control	-	Yes

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