Polar Loop 2 vs. Casio G-Shock GBA800 vs. Fitbit Versa vs. Samsung Galaxy Watch vs. Amazfit T-Rex

 
Loop 2
G-Shock GBA800
Versa
Galaxy Watch
T-Rex
 PolarLoop 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitVersaRemove Buy NowSamsungGalaxy WatchRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$120$120$199.99$330$140
Release20152018201820182019

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 years4 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a300 x300360 x 360360 x 360
Sizen/a1.34 inches1.2 inches or 1.3 inches1.3 inches
Touch
TypeLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM20 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSBuild-in
Apps
MusicSpotify

All Wearables