Fitbit Ionic vs. Casio WSD-F20A vs. Polar Loop vs. HTC re Grip vs. Apple Watch Ultra

 
Ionic
WSD-F20A
Loop
re Grip
Watch Ultra
 FitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy NowHTCre GripRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$299$399$100$199$799
Release20172018201320202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days1 day5 days5 hours to 2.5 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320NA160 x 32502x410 pixels
Size1.421.32 inchesNA1.8 inches1.92 inches
Touch
TypeOLEDLCDLEDPMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM2 ATMIP5710 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSNANAWatchOS 9
Apps
Music

All Wearables