Fitbit One vs. Garmin Vivofit 3 vs. Fitbit Charge vs. Mobvoi TicWatch S2 vs. Amazfit T-Rex

 
One
Vivofit 3
Charge
TicWatch S2
T-Rex
 FitbitOneRemove Buy NowGarminVivofit 3Remove Buy NowFitbitChargeRemove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$100$130$180$140
Release20122016201420192019

Activity & Fitness

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

Battery

Duration10-14 days1 year7-10 days2 DAYS20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a64 x 64NA400 x 400360 x 360
Sizen/a0.55 inchesNA1.39 inches1.3 inches
TouchNA
TypeOLEDn/aOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OSBuild-in
Apps
Music

All Wearables