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Watch Series 9 vs Galaxy Watch Ultra

Apple Watch Series 9 vs Samsung Galaxy Watch Ultra

What Watch Series 9 does better (3) and where Galaxy Watch Ultra wins (3) — every spec side by side.

Apple · 2023Watch Series 9

5.9Score

3 advantages≈ $680

Samsung · 2024Galaxy Watch Ultra

9.2Score

3 advantages≈ $230

Higher score

8.2Display9.0

8.6Health tracking8.6

6.4Sports & outdoor3.1

7.9Smart features7.9

6.0Build & durability9.4

Dimensions

Size comparison

Watch Series 9Galaxy Watch Ultra

	Watch Series 9	Galaxy Watch Ultra	Difference
Height	45 mm	47.4 mm	−2.4 mm
Width	38 mm	47.4 mm	−9.4 mm
Thickness	10.7 mm	12.1 mm	−1.4 mm
Weight	42 g	60 g	−18 g

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

Why is Watch Series 9 better than Galaxy Watch Ultra?

Weight42.3 g vs 60.5 g+43%
Screen size1.9″ vs 1.5″+27%
Thickness10.7 mm vs 12.1 mm+13%

Why is Galaxy Watch Ultra better than Watch Series 9?

Water resistance5 ATM vs 10 ATM2×
Battery capacity308 mAh vs 590 mAh+92%
Resolution (width)396 px vs 480 px+21%

Specifications

Side by side

Only differences	Apple Watch Series 9≈ $6805.9	Samsung Galaxy Watch Ultra≈ $2309.2
Design & durability
Case size	45 mm	47 mm
Weight	42.3 g	60.5 g
Thickness	10.7 mm	12.1 mm
Height	45 mm	47.4 mm
Width	38 mm	47.4 mm
Case material	Stainless steel	Titanium
Sapphire crystal	Yes	Yes
Lens / cover glass	Sapphire crystal glass	Sapphire crystal glass
Strap material	—	Silikon
Water resistance	5 ATM	10 ATM
Ingress protection	IP6X	IP68
Water resistance (IPx)	—	IPx8
Water rating (maker)	50 m / 5 ATM	100 m / 10 bar / 10 ATM
Military-grade (MIL-STD-810)	—	Yes
Colours	Graphite, Silver, Gold, Red	Titanium Sliver, Titanium Gray, Titanium White, Titanium Blue
Display
Screen size	1.9″	1.5″
Display technology	OLED	AMOLED
Panel	Retina LTPO OLED	Super AMOLED
AMOLED / OLED display	Yes	Yes
Always-on display	Yes	—
Resolution (width)	396 px	480 px
Resolution (height)	484 px	480 px
Pixel density	326 ppi	327 ppi
Peak brightness	2,000 nits	—
LTPO display	Yes	—
Refresh rate	60 Hz	60 Hz
Battery
Battery life (smartwatch mode)	0.8 days	—
Battery life (hours)	18 h	—
Battery capacity	308 mAh	590 mAh
Battery type	Li-Ion	Li-Ion
Wireless charging	Yes	Yes
Charging	—	kabellos, magnetisches Ladekabel, magnetische Ladeschale
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	Yes
Sleep tracking	Yes	Yes
Sensors	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)	Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (body), temperature (water), BioActive
Sports & navigation
Built-in GPS	Yes	Yes
Dual-band GPS	—	Yes
Satellite systems	GLONASS, GALILEO, BDS, QZSS	GLONASS, GALILEO, BDS
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Multisport / triathlon mode	Yes	Yes
Connectivity
NFC payments	Yes	Yes
LTE (cellular)	Yes	Yes
eSIM	Yes	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
Bluetooth	5.3	5.3
Ultra Wideband	Yes	—
Smart features
Calls from the wrist	Yes	Yes
Speaker	Yes	Yes
Microphone	Yes	—
Voice assistant	Yes	Yes
Music on the watch	Yes	Yes
Storage	64 GB	64 GB
RAM	—	2 GB
Platform
Operating system	watchOS 10	Android Wear OS 5
Platform	watchOS	Android
Works with	iOS	Android
Chipset	Apple S9	Exynos W1000