Fitbit One vs. Garmin Vivofit 3 vs. Fitbit Charge 3 vs. Fitbit Versa 2 vs. Amazfit T-Rex

 
One
Vivofit 3
Charge 3
Versa 2
T-Rex
 FitbitOneRemove Buy NowGarminVivofit 3Remove Buy NowFitbitCharge 3Remove Buy NowFitbitVersa 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$100$150$199$140
Release20122016201820192019

Activity & Fitness

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

Battery

Duration10-14 days1 year7 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a64 x 6466 x 18300 x 300360 x 360
Sizen/a0.55 inches.721 inches1.34 inches1.3 inches
Touch
TypeOLEDn/aOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuild-inBuild-in
Apps
Music

All Wearables