Fitbit Alta vs. Moov Now vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Amazfit T-Rex

 
Alta
Now
Flex
Vivofit 4
T-Rex
 FitbitAltaRemove Buy NowMoovNowRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$79$100$79.95$140
Release20162015201320182019

Activity & Fitness

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

Battery

Duration5 days6 months5 days1 year20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA88 x 88360 x 360
Sizen/an/aNANA1.3 inches
Touchn/an/aNA
TypeOLEDn/aLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/an/a1 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aNABuild-in
Apps
Music

All Wearables