Basis Peak vs. Casio G-Shock GBA800 vs. Casio WSD-F20A vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
Peak
G-Shock GBA800
WSD-F20A
Charge 3
T-Rex
 BasisPeakRemove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$120$399$150$140
Release20142018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4 days2 years1 day7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution168 x 144320 x 32066 x 18360 x 360
Size1.25 inches1.32 inches.721 inches1.3 inches
Touch
TypeLCDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OSNABuild-in
Apps
Music

All Wearables