Polar V800 vs. TomTom Spark vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar Loop

 
V800
Spark
WSD-F20A
Flex
Loop
 PolarV800Remove Buy NowTomTomSparkRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$470$150$399$100$100
Release20142015201820132013

Activity & Fitness

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

Battery

Duration13 hours to 30 daysn/a1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320NANA
Sizen/an/a1.32 inchesNANA
TouchNA
Typen/aLCDLCDLEDLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM1 ATM2 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSNANA
Apps
Music

All Wearables