Casio WSD-F20A vs. Mobvoi TicWatch E vs. Fitbit Flex vs. Polar A370 vs. Polar Loop

 
WSD-F20A
TicWatch E
Flex
A370
Loop
 CasioWSD-F20ARemove Buy NowMobvoiTicWatch ERemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$399$159$100$179.95$100
Release20182017201320172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day1.5-2 days5 daysUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400NA160 x 80NA
Size1.32 inches1.4 inchesNA1.18 inchesNA
TouchNA
TypeLCDOLEDLEDTFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATMWR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid Wear 2.0NANA
Apps
Music

All Wearables