Polar Loop 2 vs. Casio WSD-F20A vs. Apple Watch Series 5 vs. Fitbit Versa 2 vs. HTC re Grip

 
Loop 2
WSD-F20A
Watch Series 5
Versa 2
re Grip
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 5Remove Buy NowFitbitVersa 2Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$120$399$329$199$199
Release20152018201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)1 dayNot Yet5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320384 x 480300 x 300160 x 32
Sizen/a1.32 inches1.78 Inches1.34 inches1.8 inches
Touch
TypeLEDLCDMicroLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMNot Yet5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatchOS 5Build-inNA
Apps
Music

All Wearables