Polar A360 vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Motorola Moto 360 (1st Gen) vs. Amazfit T-Rex

 
A360
Ionic
G-Shock GBA800
Moto 360 (1st Gen)
T-Rex
 PolarA360Remove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$299$120$150$140
Release20152017201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days4+ days2 years1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80348x250320 x 260360 x 360
Size1.18 inches1.421.56 inches1.3 inches
Touch
Typen/aOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR3050m20 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid WearBuild-in
Apps
MusicNA

All Wearables