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Basic Info

Suggested Price $269 $200 $175 $130 $150
Release 2016 2016 2015 2016 2018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration 18 hours 5 Days 7 days 5 days 7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone Partial
Mac n/a
Windows n/a Not yet

Connectivity

Bluetooth
Cellular
GPS
NFC NA
Wi-Fi

Display

Color n/a
Resolution 340 x 272 or 390 x 312 n/a n/a n/a 66 x 18
Size 1.5 inches or 1.65 inches n/a n/a n/a .721 inches
Touch n/a n/a
Type AMOLED LCD n/a OLED OLED

Functions

Audio Speaker
Clock
Phone
Vibration n/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM n/a 3 ATM n/a 5 ATM

Notifications

Phone
Emails n/a
Texts

Software

Operating System Watch OS n/a n/a n/a NA
Apps
Music

All Wearables