Polar Grit X2 Pro vs Polar Vantage V3

What Grit X2 Pro does better (1) and where Vantage V3 wins (2) — every spec side by side.

Polar · 2024Grit X2 Pro

6.7Score

1 advantage≈ $810

Higher score

Polar · 2023Vantage V3

5.6Score

2 advantages≈ $650

8.3Display8.3

5.1Battery life5.2

8.3Health tracking8.3

2.9Sports & outdoor2.9

6.7Build & durability3.8

Dimensions

Size comparison

Grit X2 ProVantage V3

Drawn to the same scale from the official dimensions (front and side).

Specifications

Only differences	Polar Grit X2 Pro≈ $8106.7	Polar Vantage V3≈ $6505.6
Design & durability
Case size	49 mm	47 mm
Weight	79 g	57 g
Thickness	13.4 mm	13.5 mm
Height	48.6 mm	47.3 mm
Width	48.6 mm	47.3 mm
Case material	Stainless steel	Aluminium
Water resistance	10 ATM	5 ATM
Water rating (maker)	WR100	WR50
Military-grade (MIL-STD-810)	Yes	—
Colours	Stone Gray, Night Black	Sunrise Apricot, Orange, Night Black, Sky Blue
Display
Screen size	1.39″	1.39″
Display technology	AMOLED	AMOLED
Panel	AMOLED	AMOLED
AMOLED / OLED display	Yes	Yes
Touchscreen	Yes	Yes
Resolution (width)	454 px	454 px
Resolution (height)	454 px	454 px
Pixel density	327 ppi	327 ppi
Battery
Battery life (smartwatch mode)	11 days	11 days
GPS battery life	40 h	42 h
Battery capacity	488 mAh	488 mAh
Battery type	Li-Pol	Li-Pol
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	Yes
Skin temperature	Yes	Yes
Temperature sensor	Yes	Yes
HRV tracking	Yes	Yes
Sleep tracking	Yes	Yes
Sensors	Barometer, Magnetometer compass, Accelerometer, Gyroscope	Barometer, Magnetometer compass, Accelerometer, Gyroscope
Sports & navigation
Built-in GPS	Yes	Yes
Offline maps	Yes	Yes
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
LED flashlight	No	No
Connectivity
Bluetooth	—	5.1
Smart features
Storage	32 GB	32 GB
Platform
Operating system	Polar OS	Polar OS
Platform	Proprietary	Proprietary
Works with	—	Android, iOS