Fitbit Ionic vs. Casio G-Shock GBA800 vs. Pebble Time 2 vs. Polar Loop vs. Amazfit T-Rex

 
Ionic
G-Shock GBA800
Time 2
Loop
T-Rex
 FitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowPebbleTime 2Remove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299$120$199$100$140
Release20172018201620132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 years10 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250NANA360 x 360
Size1.42NANA1.3 inches
Touch
TypeOLEDe-paperLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m20 ATM3 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSPebble OSNABuild-in
Apps
Music

All Wearables