Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Apple Watch vs. Garmin Forerunner 235 vs. Fitbit Alta HR

 
Flex 2
Vivosmart HR
Watch
Forerunner 235
Alta HR
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowAppleWatchRemove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$100$170$349$299.99$150
Release20162015201520172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days18 hours9 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68340 x 272 or 390 x 312215 x 180128 x 36
Sizen/a1.08 inches1.5 inches or 1.65 inches1.23 inches1.4 inches
Touchn/a
TypeLEDn/aAMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OS
Apps
Music

All Wearables