Fitbit Alta vs. Garmin Fenix 5X vs. Fitbit Flex vs. Garmin Vivosport vs. Amazfit T-Rex

 
Alta
Fenix 5X
Flex
Vivosport
T-Rex
 FitbitAltaRemove Buy NowGarminFenix 5XRemove Buy NowFitbitFlexRemove Buy NowGarminVivosportRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$699$100$199$140
Release20162017201320172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 12 days5 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x240NA72 x 144360 x 360
Sizen/a1.2 inchesNANA1.3 inches
Touchn/aNA
TypeOLEDNALEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a10 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNABuild-in
Apps
Music

All Wearables