Polar M400 vs. Casio WSD-F20A vs. Pebble Time 2 vs. Jawbone UP Move vs. Polar Loop

 
M400
WSD-F20A
Time 2
UP Move
Loop
 PolarM400Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowJawboneUP MoveRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$399$199$50$100
Release20142018201620142013

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 day10 days6 months5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a320 x 320NANANA
Sizen/a1.32 inchesNANANA
TouchNA
Typen/aLCDe-paperNALED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM3 ATMSplash Resistant2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSPebble OSNANA
Apps
Music

All Wearables