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

 
Flex 2
WSD-F20A
TicWatch S
Flex
Loop
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowMobvoiTicWatch SRemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$399$199$100$100
Release20162018201720132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day1.5-2 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320400 x 400NANA
Sizen/a1.32 inches1.4 inchesNANA
Touchn/aNA
TypeLEDLCDOLEDLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP671 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0NANA
Apps
Music

All Wearables