Fitbit Flex 2 vs. Samsung Gear 2 vs. Fitbit Alta HR vs. Garmin Vivofit 4

 
Flex 2
Gear 2
Alta HR
Vivofit 4
 FitbitFlex 2Remove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$100$300$150$79.95
Release2016201420172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 days2-3 days7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320128 x 3688 x 88
Sizen/a1.63 inches1.4 inchesNA
Touchn/a
TypeLEDSuper AMOLEDOLEDNA

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OS
Apps
Music

All Wearables