Watch Series 2 Forerunner 735XT Flex 2 Charge 2 Vivosmart
  Apple Watch Series 2 Remove Buy Now Garmin Forerunner 735XT Remove Buy Now Fitbit Flex 2 Remove Buy Now Fitbit Charge 2 Remove Buy Now Garmin Vivosmart Remove Buy Now

Basic Info

Suggested Price $269 $450 $100 $150 $170
Release 2016 2016 2016 2016 2014

Activity & Fitness

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

Battery

Duration 18 hours 14 hours to 11 days 5 days 5 days 7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color n/a
Resolution 340 x 272 or 390 x 312 215 x 180 n/a n/a 128 x 16
Size 1.5 inches or 1.65 inches 1.23 inches n/a n/a 1.41 inches
Touch n/a n/a n/a
Type AMOLED n/a LED OLED OLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

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

All Wearables