Apple Watch Series 8 Aluminum 41mm vs Apple Watch Ultra 2

Apple Watch Series 8 Aluminum 41mm

Apple Watch Ultra 2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100 - global version, China, Hong Kong; 850, 1700(AWS), 1900, 2100 - USA, LATAM, Canada
4G network

LTE frequency band 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, Hong Kong; 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-

Design
Build

Glass front, ceramic/sapphire crystal back, aluminum frame

Sapphire crystal front, ceramic/sapphire crystal back, titanium frame
SIM

eSIM

eSIM
Height

41 mm

49 mm
Width

35 mm

44 mm
Thickness

10.7 mm

14.4 mm
Weight

32 g

61.4 g
Waterproof

IP6X (50m)

IP6X (40m)
Dust proof

IP6X

IP6X
MIL-STD-810H

-

Yes
Colors

Midnight, Red, Silver, Starlight

Titanium

Features
Sensors

Accelerometer, always-on altimeter, barometer, compass, gyroscope, heart rate, SpO2, temperature (body), VO2max

Accelerometer, always-on altimeter, barometer, compass, gyro, heart rate, SpO2, temperature (body), temperature(water), VO2max