Fitbit Ionic vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Amazfit GTR vs. HTC re Grip

 
Ionic
Stratos
G-Shock GBA800
GTR
re Grip
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitGTRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$299$199$120$199$199
Release20172018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 days2 years24 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300454 x 454160 x 32
Size1.421.34 inches1.39 inches1.8 inches
Touch
TypeOLEDOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM20 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryBuild-inNA
Apps
Music

All Wearables