Polar M600 vs. Casio WSD-F20A vs. Pebble Time 2 vs. Jawbone UP3 vs. Jawbone UP4

 
M600
WSD-F20A
Time 2
UP3
UP4
 PolarM600Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowJawboneUP3Remove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$330$399$199$180$200
Release20162018201620132015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 day10 days7 daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 320NANANA
Size1.3 inches1.32 inchesNANANA
Touchn/aNANA
TypeTFTLCDe-paperNANA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM3 ATMNANA

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWear OSPebble OSNANA
Apps
MusicNANA

All Wearables