Garmin D2 Air X15 vs Amazfit GTS comparison

Show Only Differences Highlight Differences	Garmin D2 Air X15	Amazfit GTS
key specs
Strap Colour	Black	Obsidian Black
Display Size	35mm	42mm
Compatible OS	Android and iOS	Android 5.0 or iOS 10.0 and above
Strap Material	Silicone	Silicone
Dial Shape	Round	Rectangle
Display Type	AMOLED	AMOLED
Ideal For	Unisex	Unisex
general
Brand	Garmin	Amazfit
Model	D2 Air X15	GTS
Release date	October 22, 2025	October 11, 2019
Model Name	Garmin D2 Air X15	Amazfit GTS
Dial Shape	Round	Rectangle
Strap Colour	Black	Obsidian Black
Strap Material	Silicone	Silicone
Size	Regular	Regular
Water Resistance Depth	5 ATM	-
Usage	Fitness & Outdoor	-
Ideal For	Unisex	Unisex
Touchscreen	-	Yes
Water Resistant	-	5 ATM
Dial Colour	-	Black
dimensions
Weight (g)	38.00	24.80
Width	-	36.25
Height	-	43.25
Thickness	-	9.4
product details
Sensor	Heart Rate Monitor, Stress, Sleep, Pulse Ox blood oxygen	Accelerometer, Geomagnetic sensor, Barometer, Ambient Light Sensor
Compatible Device	Android and iOS	-
Notification	Call Notification, Smartphone Apps Notifications	-
Battery Life	10 days	up to 14 days
Battery Type	-	Lithium-Ion Polymer
Charge Time	-	About 2 hours
Rechargeable Battery	-	Yes
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Yes
Third Party App Support	Yes	-
Call Features	Make and Receive calls	-
Other Connectivity Features	GPS, Galileo, Glonass, Beidou, QZSS	-
Bluetooth Version	-	5.0
GPS	-	Yes
platform and storage features
Compatible Operating System	Android and iOS	Android 5.0 or iOS 10.0 and above
RAM	8GB	-
camera and display features
Display Resolution	454 x 454	348x442 pixels
Display Size	35mm	42mm
Display Type	AMOLED	AMOLED
Scratch Resistant	-	Corning Gorilla 3
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	-
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	-
Compass	Yes	Yes
Calendar	Yes	-
Alarm Clock	Yes	-
Date & Time Display	Yes	Yes
Language	English	English

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