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Basic Info

Suggested Price$329$269$599.99$150$130
Release20172016201720182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours18 hoursUp to 9 days7 days7-10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312340 x 272 or 390 x 312218x 21866 x 18NA
Size1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.1 inches.721 inchesNA
TouchNA
TypeAMOLEDAMOLEDnaOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM10ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Watch OSNANA
Apps
Music

All Wearables