Polar Loop 2 vs. Casio WSD-F20A vs. Fitbit Versa vs. Apple Watch Series 4 vs. Mobvoi TicWatch S2

 
Loop 2
WSD-F20A
Versa
Watch Series 4
TicWatch S2
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitVersaRemove Buy NowAppleWatch Series 4Remove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$120$399$199.99$329$180
Release20152018201820182019

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day4 daysNot Yet2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320300 x300384 x 480400 x 400
Sizen/a1.32 inches1.34 inches1.78 inches1.39 inches
Touch
TypeLEDLCDOLEDMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatch OS 5Wear OS
Apps
Music

All Wearables