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Galaxy Watch Ultra vs Galaxy Watch3

Samsung Galaxy Watch Ultra vs Samsung Galaxy Watch3

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

Samsung · 2024Galaxy Watch Ultra

9.2Score

5 advantages≈ $230

Higher score

Samsung · 2020Galaxy Watch3

7.7Score

3 advantages≈ $110

9.0Display7.3

8.6Health tracking9.2

7.9Smart features7.9

9.4Build & durability4.1

Dimensions

Size comparison

Galaxy Watch UltraGalaxy Watch3

	Galaxy Watch Ultra	Galaxy Watch3	Difference
Height	47.4 mm	46.2 mm	+1.2 mm
Width	47.4 mm	45 mm	+2.4 mm
Thickness	12.1 mm	11.1 mm	+1 mm
Weight	60 g	48 g	+12 g

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

Why is Galaxy Watch Ultra better than Galaxy Watch3?

Water resistance10 ATM vs 5 ATM2×
Storage64 GB vs 8 GB8×
Screen size1.5″ vs 1.4″+7%
Battery capacity590 mAh vs 340 mAh+74%
Resolution (width)480 px vs 360 px+33%

Why is Galaxy Watch3 better than Galaxy Watch Ultra?

Weight60.5 g vs 48.2 g+26%
Pixel density327 ppi vs 364 ppi+11%
Thickness12.1 mm vs 11.1 mm+9%

Specifications

Side by side

Only differences	Samsung Galaxy Watch Ultra≈ $2309.2	Samsung Galaxy Watch3≈ $1107.7
Design & durability
Case size	47 mm	46 mm
Weight	60.5 g	48.2 g
Thickness	12.1 mm	11.1 mm
Height	47.4 mm	46.2 mm
Width	47.4 mm	45 mm
Case material	Titanium	Titanium
Sapphire crystal	Yes	—
Lens / cover glass	Sapphire crystal glass	Corning Gorilla Glass DX
Strap material	Silikon	—
Water resistance	10 ATM	5 ATM
Ingress protection	IP68	IP68
Water resistance (IPx)	IPx8	IPx8
Water rating (maker)	100 m / 10 bar / 10 ATM	50 m / 5 bar / 5 ATM
Military-grade (MIL-STD-810)	Yes	Yes
Colours	Titanium Sliver, Titanium Gray, Titanium White, Titanium Blue	Mystic Bronze, Mystic Black, Mystic White
Display
Screen size	1.5″	1.4″
Display technology	AMOLED	AMOLED
Panel	Super AMOLED	Super AMOLED
AMOLED / OLED display	Yes	Yes
Always-on display	—	Yes
Touchscreen	—	Yes
Resolution (width)	480 px	360 px
Resolution (height)	480 px	360 px
Pixel density	327 ppi	364 ppi
Refresh rate	60 Hz	60 Hz
Battery
Battery life (smartwatch mode)	—	2 days
Battery capacity	590 mAh	340 mAh
Battery type	Li-Ion	Li-Ion
Wireless charging	Yes	Yes
Charging	kabellos, magnetisches Ladekabel, magnetische Ladeschale	—
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, altimeter, compass, SpO2, temperature (body), temperature (water), BioActive	Accelerometer, gyro, heart rate, barometer
Sports & navigation
Built-in GPS	Yes	Yes
Dual-band GPS	Yes	—
Satellite systems	GLONASS, GALILEO, BDS	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
Smart features
Calls from the wrist	Yes	Yes
Speaker	Yes	Yes
Microphone	—	Yes
Voice assistant	Yes	—
Music on the watch	Yes	Yes
Storage	64 GB	8 GB
RAM	2 GB	1 GB
Platform
Operating system	Android Wear OS 5	Tizen OS 5.5
Platform	Android	Tizen
Works with	Android	iOS, Android
Chipset	Exynos W1000	Exynos 9110