Display
Size:
1.4 inches
1.9 inches
Resolution:
450 x 450 pixels, 455 PPI
484 x 396 pixels, 329 PPI
Technology:
Super AMOLED
OLED
Screen-to-body:
66.64 %
Peak brightness:
1000 cd/m2 (nit)
Features:
Scratch-resistant glass (Corning Gorilla Glass DX+), Ambient light sensor
Hardware
System chip:
Exynos W920 (5 nm)
Apple S8
Processor:
Dual-core
GPU:
PowerVR
RAM:
1.5GB
1GB
Internal storage:
16GB
32GB, not expandable
Device type:
Smartwatch
OS:
Wear OS
watchOS (9.x)
Battery
Capacity:
361 mAh
308 mAh
Type:
Li - Ion, Not user replaceable
Li - Ion, Not user replaceable
Charging:
Qi wireless charging
Qi wireless charging
Camera
Rear:
Design
Dimensions:
1.77 x 1.50 x 0.42 inches (45 x 38 x 10.7 mm)
Weight:
1.37 oz (38.8 g)
Materials:
Back: Ceramic; Frame: Aluminum
Materials & Colors:
Black, Silver, Green, Gold
Resistance:
Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified
Water, Dust; IP6X
Colors:
Midnight, Starlight, Green, Blue, Red
Cellular
4G (FDD):
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), 2(1900), 4(1700/2100), 5(850)
Data Speed:
LTE, HSDPA+ (4G) 42.2 Mbit/s
SIM type:
eSIM
Multimedia
Speakers:
Loudspeaker
Loudspeaker
Additional microphone(s):
Yes
Connectivity & Features
Bluetooth:
Yes
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band
802.11 b, g, n
Location:
GPS, Glonass, Galileo, BeiDou
A-GPS, Glonass, Galileo, BeiDou, QZSS
Sensors:
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, ECG, Blood Oxygen
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen
Other:
NFC
NFC
Availability
Officially announced:
Aug 11, 2021
Sep 07, 2022
FCC OKs Cingular\'s purchase of AT&T Wireless