Fitbit Alta vs. Misfit Flash vs. Michael Kors Access Sofie vs. Garmin Vivofit 4 vs. Amazfit T-Rex

 
Alta
Flash
Access Sofie
Vivofit 4
T-Rex
 FitbitAltaRemove Buy NowMisfitFlashRemove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$30$395$79.95$140
Release20162014201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months1 day1 year20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a390 x 390 1.19 inches88 x 88360 x 360
Sizen/an/aNA1.3 inches
Touchn/an/aAMOLDED
TypeOLEDn/aNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

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

All Wearables