Garmin D2 Mach 2 vs Realme TechLife Watch S100 comparison

Show Only Differences Highlight Differences	Garmin D2 Mach 2	Realme TechLife Watch S100
key specs
Display Size	35mm	43mm
Dial Shape	Round	Rectangle
Ideal For	Unisex	Unisex
Compatible OS	-	Android 5.0+, iOS 11+
Strap Material	-	Silicone
general
Brand	Garmin	Realme
Model	D2 Mach 2	TechLife Watch S100
Release date	October 22, 2025	March 10, 2022
Model Name	Garmin D2 Mach 2	-
Dial Colour	Black	-
Dial Shape	Round	Rectangle
Water Resistant	10 ATM	IP68
Ideal For	Unisex	Unisex
Strap Material	-	Silicone
Size	-	Large
Touchscreen	-	Yes
Interchangeable Strap	-	Yes
Water Resistance Depth	-	1.5 metres
dimensions
Width	47	-
Height	47	-
Thickness	13.8	-
Weight (g)	73.00	34.00
product details
Talk time	14	-
Sensor	-	Heart Rate
Compatible Device	-	Android, iPhone
Notification	-	Yes
Notification Type	-	Calls, messages, select apps
Battery Life	-	12 days
Charger Type	-	Magnetic
Rechargeable Battery	-	Yes
connectivity features
Call Function	Yes	No
Bluetooth	Yes	Yes
Wi-Fi	Yes	No
GPS	Yes	No
Third Party App Support	Yes	-
Call Features	Yes	-
Other Connectivity Features	Glonass, Galileo, Beidou, QZSS	-
Bluetooth Version	-	5.1
camera and display features
Display Resolution	454 x 454	240x280
Display Size	35mm	43mm
Other Display Features	-	530 nits peak brightness, 218ppi pixel density
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	-
Heart Rate Monitor	Yes	Yes
Compass	Yes	-
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	-
Chronograph	-	Yes
Other Fitness Features	-	24-hour heart rate monitoring, sleep monitoring, blood oxygen (SpO2), sedentary reminder, water reminder
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Companion app Rating	-
Software and ecosystem Rating	-
Battery life Rating	-
platform and storage features
Compatible Operating System	-	Android 5.0+, iOS 11+

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