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

 
Flex 2
Loop 2
WSD-F20A
Alta HR
TicWatch e2
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$100$120$399$150$200
Release20162015201820172019

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)1 day7 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320128 x 36360 x 360
Sizen/an/a1.32 inches1.4 inches1.2 inches
Touchn/a
TypeLEDLEDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSWear OS
Apps
Music

All Wearables