Performance
Operating System
watchOS 6
CPU Speed & Type
S5 with 64-bit dual-core processor
Chipset / SoC
W3 Apple wireless chip
ROM Size
32GB
Design
Dimensions
44mm x 38mm x 10.7mm - [44MM]
40mm x 34mm x 10.74mm - [40MM]
Case Weight
36.5 grams - Aluminum Case [44MM]
30.8 grams - Aluminum Case [40MM]
47.8 grams - Stainless Steel Case [44MM]
40.6 grams - Stainless Steel Case [40MM]
Finish
Aluminum, Stainless Steel, Titanium, Ceramic
Colors
Space Black Space Grey Silver Gold
Display
Size
1.78 INCH - [44MM]
1.57 INCH - [40MM]
Resolution
(448 x 368) - [44MM]
(394 x 324) - [40MM]
Pixel Density
326 PPI
Technology
LTPO OLED display (1000 nits)
Battery
Capacity
Built-in Lithium-ion
Talk Time
Up to 18 hours
Network / Bearer
SIM
Electronic SIM card (Apple e-SIM)
3G
UMTS 850 MHz, 1700 MHz, 1900 MHz
4G
LTE 2 (1900 MHz), 4 (AWS), 5 (850 MHz), 12 (700 MHz), 13 (700c MHz), 17 (700b MHz), 18 (800 MHz), 19 (800 MHz), 25 (1900 MHz), 26 (800 MHz), 41 (TD 2500)
Connectivity
WLAN
Wi-Fi® (802.11b/g/n 2.4GHz)
Bluetooth®
Bluetooth® v5.0
NFC
Yes
Location
GPS/GNSS
Others
Water Resisteant
Water resistant 50 meters
Sensors
Barometric Altimeter, Optical Heart sensor, Electrical Heart sensor, Accelerometer (up-to 32g-forces), Gyroscope, Improved Ambient Light sensor
Inside Box
• Watch Case
• Band
• 1m Magnetic Charging Cable
• 5W USB Power Adapter