Fitbit Alta vs. Fitbit Flex 2 vs. Asus VivoWatch vs. Michael Kors Access Sofie vs. Amazfit GTR

 
Alta
Flex 2
VivoWatch
Access Sofie
GTR
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowAsusVivoWatchRemove Buy NowMichael KorsAccess SofieRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$130$100$160$395$199
Release20162016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours to 10 days1 day24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 128390 x 390 1.19 inches454 x 454
Sizen/an/aNA1.39 inches
Touchn/an/aAMOLDED
TypeOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/a5 ATMIP671 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aKoodOSAndroid Wear 2.0Build-in
Apps
Music

All Wearables