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Watch Series 8 vs Galaxy Watch3

Apple Watch Series 8 vs Samsung Galaxy Watch3

What Watch Series 8 does better (5) and where Galaxy Watch3 wins (3) — every spec side by side.

Apple · 2022Watch Series 8

5.8Score

5 advantages≈ $360

Samsung · 2020Galaxy Watch3

7.7Score

3 advantages≈ $110

Higher score

6.8Display7.3

8.6Health tracking9.2

7.9Smart features7.9

6.0Build & durability4.1

Dimensions

Size comparison

Watch Series 8Galaxy Watch3

	Watch Series 8	Galaxy Watch3	Difference
Height	45 mm	46.2 mm	−1.2 mm
Width	38 mm	45 mm	−7 mm
Thickness	10.7 mm	11.1 mm	−0.4 mm
Weight	42 g	48 g	−6 g

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

Why is Watch Series 8 better than Galaxy Watch3?

Storage32 GB vs 8 GB4×
Screen size1.9″ vs 1.4″+36%
Weight42.3 g vs 48.2 g+14%
Resolution (width)396 px vs 360 px+10%
Thickness10.7 mm vs 11.1 mm+4%

Why is Galaxy Watch3 better than Watch Series 8?

Battery life (smartwatch mode)0.8 days vs 2 days2.5×
Pixel density326 ppi vs 364 ppi+12%
Battery capacity308 mAh vs 340 mAh+10%

Specifications

Side by side

Only differences	Apple Watch Series 8≈ $3605.8	Samsung Galaxy Watch3≈ $1107.7
Design & durability
Case size	45 mm	46 mm
Weight	42.3 g	48.2 g
Thickness	10.7 mm	11.1 mm
Height	45 mm	46.2 mm
Width	38 mm	45 mm
Case material	Stainless steel	Titanium
Sapphire crystal	Yes	—
Lens / cover glass	Sapphire crystal glass	Corning Gorilla Glass DX
Water resistance	5 ATM	5 ATM
Ingress protection	IP6X	IP68
Water resistance (IPx)	—	IPx8
Water rating (maker)	50 m	50 m / 5 bar / 5 ATM
Military-grade (MIL-STD-810)	—	Yes
Colours	Graphite, Silver, Gold	Mystic Bronze, Mystic Black, Mystic White
Display
Screen size	1.9″	1.4″
Display technology	OLED	AMOLED
Panel	Retina LTPO OLED	Super AMOLED
AMOLED / OLED display	Yes	Yes
Always-on display	Yes	Yes
Touchscreen	—	Yes
Resolution (width)	396 px	360 px
Resolution (height)	484 px	360 px
Pixel density	326 ppi	364 ppi
Peak brightness	1,000 nits	—
LTPO display	Yes	—
Refresh rate	60 Hz	60 Hz
Battery
Battery life (smartwatch mode)	0.8 days	2 days
Battery life (hours)	18 h	—
Battery capacity	308 mAh	340 mAh
Battery type	Li-Ion	Li-Ion
Wireless charging	Yes	Yes
Charged in 30 min	53%	—
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	Yes
Skin temperature	Yes	Yes
Temperature sensor	Yes	—
Sleep tracking	Yes	Yes
Sensors	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)	Accelerometer, gyro, heart rate, barometer
Sports & navigation
Built-in GPS	Yes	Yes
Satellite systems	GLONASS, GALILEO, BDS, QZSS	GLONASS, GALILEO, BDS
Barometric altimeter	Yes	Yes
Compass	Yes	—
Multisport / triathlon mode	Yes	—
Connectivity
NFC payments	Yes	Yes
LTE (cellular)	Yes	Yes
eSIM	Yes	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
Bluetooth	5.3	5
Ultra Wideband	Yes	—
Smart features
Calls from the wrist	Yes	Yes
Speaker	Yes	Yes
Microphone	Yes	Yes
Voice assistant	Yes	—
Music on the watch	Yes	Yes
Storage	32 GB	8 GB
RAM	1 GB	1 GB
Platform
Operating system	watchOS 9.0	Tizen OS 5.5
Platform	watchOS	Tizen
Works with	iOS	iOS, Android
Chipset	Apple S8	Exynos 9110