Apple Watch Series 4 40mm specifications


Dimensions 40 x 34 x 10.7 mm
Volume 14.6 cc
Weight 30.1 grams
Stand-by 0.8 days
Talk time depends on usage
Announced September 2018
Status No longer available
Design type
Watch
Controls
Touchscreen Capacitive
Voice command
Operating system
watchOS 4.0
Display
Color display Adjustable display brightness, 16.777.216 colors (24 bits), OLED
  • Size
1.34 inch
  • Resolution
272 x 340 pixels
  • Aspect ratio
5:4
  • Pixels Per Inch (PPI)
325
  • Screen-to-body ratio
41.6%
Hardware
Processor Apple S4, Dual Core
Materials
Dust and waterproof IPX7
Telephony
Integrated handsfree speaker
Vibrating alert
Personal Information Management (PIM)
Alarm clock
Date and time notation
Reminder list
Stopwatch & countdown timer
Available applications
Pedometer
Photo album
Navigation
Build-in navigation system Apple Maps
GLONASS
GPS receiver
Audio
Microphone
Build-in memory
Internal memory
  • Size (RAM)
512 MB
  • Storage
16 GB
Connectivity
Bluetooth v5.0
Synchronisation
Wireless Lan (WLAN/Wi-Fi) Wi-Fi 4 (802.11n)
Power supply
Battery Li-ion
  • Capacity
273 mAh
Sensors
Ambient light sensor
Barometer
Gesture recognition
Gyroscope
Heart rate monitor
Compatibility
With iOS 8.3+