Garmin D2 Air X15 vs Amazfit GTS 2 comparison

Compare Garmin D2 Air X15
Compare Amazfit GTS 2
key specs
Strap ColourBlackDolphon Grey, Obsidian Black, Streamer Gold
Display Size35mm42mm
Compatible OSAndroid and iOSAndroid, iOS
Strap MaterialSilicone-
Dial ShapeRoundRectangle
Display TypeAMOLEDAMOLED
Ideal ForUnisex-
general
BrandGarminAmazfit
ModelD2 Air X15GTS 2
Release dateOctober 22, 2025September 22, 2020
Model NameGarmin D2 Air X15GTS 2
Dial ShapeRoundRectangle
Strap ColourBlackDolphon Grey, Obsidian Black, Streamer Gold
Strap MaterialSilicone-
SizeRegularRegular
Water Resistance Depth5 ATM-
UsageFitness & Outdoor-
Ideal ForUnisex-
Touchscreen-Yes
Water Resistant-5 ATM
Dial Material-Aluminium Alloy
Dial Colour-Dolphon Grey, Obsidian Black, Streamer Gold
dimensions
Weight (g)38.0024.70
Width-35.6
Height-42.8
Thickness-9.7
product details
SensorHeart Rate Monitor, Stress, Sleep, Pulse Ox blood oxygenAir pressure, Accelerometer, Gyroscope, Geomagnetic sensor, ambient light sensor
Compatible DeviceAndroid and iOSAndroid, iOS
NotificationCall Notification, Smartphone Apps NotificationsYes
Battery Life10 days7 days
Charge Time-2 hours
Charger Type-Magnetic
Rechargeable Battery-Yes
connectivity features
Call FunctionYes-
BluetoothYesYes
Third Party App SupportYes-
Call FeaturesMake and Receive calls-
Other Connectivity FeaturesGPS, Galileo, Glonass, Beidou, QZSS-
Bluetooth Version-5.0
Wi-Fi-Yes
platform and storage features
Compatible Operating SystemAndroid and iOSAndroid, iOS
RAM8GB-
camera and display features
Display Resolution454 x 454348x442
Display Size35mm42mm
Display TypeAMOLEDAMOLED
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
AltimeterYes-
CompassYesYes
CalendarYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
LanguageEnglish-
Number of Buttons-1
Other Watch Functions-BioTracker 2 PPG, biological data sensor
ratings
Overall NDTV Rating-Read Review
Design and comfort Rating-
Tracking accuracy Rating-
Companion app Rating-
Software and ecosystem Rating-
Battery life Rating-
audio and video features
Speaker-Yes
Microphone-Yes

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