idk.dev
Compare
Watch Ultra vs Galaxy Watch4 Classic

Apple Watch Ultra vs Samsung Galaxy Watch4 Classic

What Watch Ultra does better (5) and where Galaxy Watch4 Classic wins (5) — every spec side by side.

Apple · 2022Watch Ultra

7.3Score

5 advantages≈ $590

Higher score

Samsung · 2021Galaxy Watch4 Classic

6.2Score

5 advantages≈ $95

8.4Display5.3

3.4Battery life4.1

8.6Health tracking5.0

3.1Sports & outdoor6.4

7.9Smart features8.4

9.6Build & durability3.9

Dimensions

Size comparison

Watch UltraGalaxy Watch4 Classic

	Watch Ultra	Galaxy Watch4 Classic	Difference
Height	49 mm	45.5 mm	+3.5 mm
Width	44 mm	45.5 mm	−1.5 mm
Thickness	14.4 mm	11 mm	+3.4 mm
Weight	61 g	52 g	+9 g

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

Why is Watch Ultra better than Galaxy Watch4 Classic?

Water resistance10 ATM vs 5 ATM2×
Screen size1.92″ vs 1.4″+37%
Storage32 GB vs 16 GB2×
Battery capacity542 mAh vs 361 mAh+50%
Pixel density338 ppi vs 321 ppi+5%

Why is Galaxy Watch4 Classic better than Watch Ultra?

Battery life (smartwatch mode)1.5 days vs 1.7 days+13%
Weight61.3 g vs 52 g+18%
Thickness14.4 mm vs 11 mm+31%
Battery life (hours)36 h vs 40 h+11%
Resolution (width)410 px vs 450 px+10%

Specifications

Side by side

Only differences	Apple Watch Ultra≈ $5907.3	Samsung Galaxy Watch4 Classic≈ $956.2
Design & durability
Case size	49 mm	46 mm
Weight	61.3 g	52 g
Thickness	14.4 mm	11 mm
Height	49 mm	45.5 mm
Width	44 mm	45.5 mm
Case material	Titanium	Titanium
Sapphire crystal	Yes	—
Lens / cover glass	Sapphire crystal glass	Corning Gorilla Glass DX
Strap material	Nylon	—
Water resistance	10 ATM	5 ATM
Ingress protection	IP6X	IP68
Water resistance (IPx)	—	IPx8
Water rating (maker)	100 m	50 m / 5 bar / 5 ATM
Military-grade (MIL-STD-810)	Yes	Yes
Colours	Titanium	Black, Silver, Thom Browne Edition, Bespoke Edition
Display
Screen size	1.92″	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)	410 px	450 px
Resolution (height)	502 px	450 px
Pixel density	338 ppi	321 ppi
Peak brightness	2,000 nits	—
LTPO display	Yes	—
Refresh rate	60 Hz	60 Hz
Battery
Battery life (smartwatch mode)	1.5 days	1.7 days
Battery life (hours)	36 h	40 h
Battery capacity	542 mAh	361 mAh
Battery type	Li-Ion	Li-Ion
Wireless charging	Yes	Yes
Charged in 30 min	40%	—
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	Yes
Skin temperature	Yes	—
Temperature sensor	Yes	—
Sleep tracking	Yes	Yes
Sensors	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)	Accelerometer, gyro, compass, barometer, heart rate, SpO2
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	Yes
Multisport / triathlon mode	Yes	Yes
Dive 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	—
Speaker	Yes	Yes
Microphone	Yes	—
Voice assistant	Yes	—
Music on the watch	Yes	Yes
Storage	32 GB	16 GB
RAM	—	1.5 GB
Platform
Operating system	watchOS 9.0	Android Wear OS 4
Platform	watchOS	Android
Works with	iOS	Android
Chipset	Apple S8	Exynos W920