Fitbit Alta vs. Fitbit Flex 2 vs. Garmin Vivofit 3 vs. Michael Kors Access Sofie HR vs. HTC re Grip

 
Alta
Flex 2
Vivofit 3
Access Sofie HR
re Grip
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowGarminVivofit 3Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$100$100$395$199
Release20162016201620192020

Activity & Fitness

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

Battery

Duration5 days5 days1 year2 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a64 x 64390 x 390160 x 32
Sizen/an/a0.55 inches1.19 inches1.8 inches
Touchn/an/a
TypeOLEDLEDn/aOMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM0.3 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aWear OSNA
Apps
Music

All Wearables