Fitbit Alta vs. Casio G-Shock GBA800 vs. Garmin Vivoactive 3 vs. Fitbit Versa 2 vs. Amazfit T-Rex

 
Alta
G-Shock GBA800
Vivoactive 3
Versa 2
T-Rex
 FitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivoactive 3Remove Buy NowFitbitVersa 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$120$299$199$140
Release20162018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years7 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240300 x 300360 x 360
Sizen/a1.2 inches1.34 inches1.3 inches
Touchn/a
TypeOLEDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a20 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aBuild-inBuild-in
Apps
Music

All Wearables