Display
Size:
1.6 inches
1.7 inches
Resolution:
390 x 312 pixels, 303 PPI
430 x 352 pixels, 329 PPI
Technology:
OLED
OLED
Screen-to-body:
55.61 %
63.01 %
Peak brightness:
1000 cd/m2 (nit)
1000 cd/m2 (nit)
Features:
Pressure-sensitive, Scratch-resistant glass (Sapphire)
Hardware
System chip:
Apple S3
Apple S8
Processor:
Dual-core
Dual-core
GPU:
PowerVR
PowerVR
RAM:
768GB
1GB
Internal storage:
16GB
32GB (eMMC 5.1), not expandable
Device type:
Smartwatch
Smartwatch
OS:
watchOS (8.x, 7.x, 6.1, 6.x, 5.1, 5, 4.x)
watchOS (9.x)
Battery
Capacity:
341 mAh
282 mAh
Type:
Not user replaceable
Li - Ion, Not user replaceable
Charging:
Qi wireless charging
Qi wireless charging
Camera
Rear:
Design
Dimensions:
1.67 x 1.43 x 0.45 inches (42.5 x 36.4 x 11.4 mm)
1.61 x 1.38 x 0.42 inches (41 x 35 x 10.7 mm)
Weight:
1.86 oz (52.8 g)
1.13 oz (32.0 g)
Materials:
Back: Ceramic; Frame: Stainless steel
Back: Ceramic; Frame: Aluminum
Resistance:
Water, Dust
Water, Dust; IP6X
Colors:
Space Black, Silver
Midnight, Starlight, Green, Blue, Red
Cellular
4G (FDD):
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD):
Bands 39(1900+), 40(2300), 41(2600+)
3G:
Bands 1(2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850)
Data Speed:
LTE, HSDPA+ (4G) 42.2 Mbit/s
LTE, HSDPA+ (4G) 42.2 Mbit/s
SIM type:
eSIM
eSIM
Multimedia
Headphones:
No 3.5mm jack
Speakers:
Loudspeaker
Loudspeaker
Additional microphone(s):
Yes
Connectivity & Features
Bluetooth:
4.2
5.0
Wi-Fi:
802.11 b, g, n
802.11 b, g, n
USB:
Location:
A-GPS, Glonass
A-GPS, Glonass, Galileo, BeiDou, QZSS
Sensors:
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen
Other:
NFC
NFC
Availability
Officially announced:
Sep 07, 2022