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Basic Info

Suggested Price$349$70$250$330
Release2015201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours12 days48 hours (without GPS)7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNAn/a
WindowsNAn/a

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312454 x 454320 x 128360 x 360
Size1.5 inches or 1.65 inches1.39 inches1.36 inches1.2 inches or 1.3 inches
Touch
TypeAMOLEDAMOLEDCapacitative TFTAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP68IPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSAMAZFIT OSn/aTizen OS
Apps
MusicSpotify

All Wearables