Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Polar Loop vs. HTC re Grip

 
Ionic
WSD-F20A
Alta HR
Loop
re Grip
 FitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$299$399$150$100$199
Release20172018201720132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days1 day7 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320128 x 36NA160 x 32
Size1.421.32 inches1.4 inchesNA1.8 inches
Touch
TypeOLEDLCDOLEDLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM2 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSNANA
Apps
Music

All Wearables