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Basic Info

Suggested Price $269 $150 $275 $350 $120
Release 2016 2016 2015 2016 2014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep n/a
Steps
Swim

Battery

Duration 18 hours n/a 1 day 4 days 2 weeks
Rechargeable

Compatibility

Android
iOS
Windows Phone n/a n/a
Mac n/a n/a n/a n/a
Windows n/a n/a n/a n/a

Connectivity

Bluetooth
Cellular n/a
GPS
NFC n/a
Wi-Fi

Display

Color blue
Resolution 340 x 272 or 390 x 312 320 x 320 360 x 326 360 x 360 128 x 32
Size 1.5 inches or 1.65 inches 1.63 inches or 1.45 inch 1.5 inches 1.3 inches n/a
Touch Swipe
Type AMOLED AMOLED LCD Fullcolor AOD OLED

Functions

Audio Speaker n/a
Clock
Phone
Vibration n/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM IP67 IP67 IP68

Notifications

Phone
Emails n/a
Texts n/a

Software

Operating System Watch OS Android Wear Android Wear Tizen n/a
Apps n/a
Music

All Wearables