Fitbit Flex 2 vs. Polar M430 vs. Casio WSD-F20A vs. Polar Loop vs. Mobvoi TicWatch e2

 
Flex 2
M430
WSD-F20A
Loop
TicWatch e2
 FitbitFlex 2Remove Buy NowPolarM430Remove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$100$255$399$100$200
Release20162017201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours1 day5 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128x128320 x 320NA360 x 360
Sizen/a1.4 inch1.32 inchesNA1.2 inches
Touchn/a
TypeLEDLCDLCDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR305 ATM2 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWear OS
Apps
Music

All Wearables