Garmin D2 Mach 2 vs Amazfit GTS 3 comparison

Show Only Differences Highlight Differences	Garmin D2 Mach 2	Amazfit GTS 3
key specs
Display Size	35mm	44mm
Dial Shape	Round	Round
Ideal For	Unisex	Unisex
Strap Colour	-	Black
Compatible OS	-	Android, iOS
Display Type	-	AMOLED
general
Brand	Garmin	Amazfit
Model	D2 Mach 2	GTS 3
Release date	October 22, 2025	October 11, 2021
Model Name	Garmin D2 Mach 2	-
Dial Colour	Black	Black
Dial Shape	Round	Round
Water Resistant	10 ATM	Yes
Ideal For	Unisex	Unisex
Size	-	Regular
Touchscreen	-	Yes
Interchangeable Strap	-	Yes
Water Resistance Depth	-	5 ATM
Dial Material	-	Aluminium
Strap Colour	-	Black
dimensions
Width	47	42.4
Height	47	36
Thickness	13.8	8.8
Weight (g)	73.00	24.40
product details
Talk time	14	-
Sensor	-	Accelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor, Blood Pressure Monitor
Compatible Device	-	Android, iPhone
Notification	-	Yes
Battery Type	-	Li-ion
Battery Life	-	21 days
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Bluetooth
Wi-Fi	Yes	-
GPS	Yes	Yes
Third Party App Support	Yes	Yes
Call Features	Yes	-
Other Connectivity Features	Glonass, Galileo, Beidou, QZSS	-
Bluetooth Version	-	5.1
Messaging Support	-	Yes
camera and display features
Display Resolution	454 x 454	390x450
Display Size	35mm	44mm
Display Type	-	AMOLED
Backlight Display	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Compass	Yes	Yes
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	English
Altimeter	-	Yes
Chronograph	-	Yes
Number of Buttons	-	2
Other Fitness Features	-	150 sports mode
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Software and ecosystem Rating	-
Battery life Rating	-
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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