Processor
CPU Speed & Type
Apple S1
Operating System
iOS - WatchOS
Built-in-Apps
Messages, Phone, Mail, Calendar, Activity, Workout, Maps, Passbook, Siri, Music, Camera Rmote, Remote, Weather, Stocks, Photos, Alarm, Stopwatch, Timer, World Clock, Settings
RAM Size
512MB
ROM Size
8GB
Design
Dimensions
38.61mm x 33.27mm x 10.41mm (38mm version)
41.91mm x 35.81mm x 10.41mm (42mm version)
Weight
36.97g Case (38mm version)
49.90g Case (42mm version)
Colors
BLACK | WHITE | GRAY | SILVER | SOFT PINK | STONE | BROWN | BLUE
Display
Size
1.32" (38mm version)
1.5" (42mm version)
Resolution
272 x 340 (38mm version)
312 x 390 (42mm version)
Pixel Density
290ppi (38mm version)
302ppi (42mm version)
Touchscreen
Capacitive [finger]
Battery
Max. Battery Life
Up to 18 hours
Talk Time
Up to 3 hours
Audio Playback Time
Up to 6.5 hours
workout Usage Time
Up to 6.5 hours
Time Check
Up to 48 hours
Charging Time
1.5 hours to 80%
2.5 hours to 100%
Connectivity
WLAN
Wi-Fi 802.11b/g/n 2.4GHz (system use only)
Bluetooth
Bluetooth v4.0
Others
Sensors
Ambient light, Accelerometer, Gyroscope, Heart rate
Protection & Security
Water resistance IPX7 under IEC standard 60529