Fitbit Zip vs. Casio G-Shock GBA800 vs. Fitbit Versa vs. Garmin 645 Music vs. Amazfit T-Rex

 
Zip
G-Shock GBA800
Versa
645 Music
T-Rex
 FitbitZipRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitVersaRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$60$120$199.99$450$140
Release20122018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months2 years4 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a300 x300240 x 240360 x 360
Sizen/a1.34 inches1.2 inches1.3 inches
Touch
Typen/aOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant20 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuild-in
Apps
Music

All Wearables