Polar M430 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Jawbone UP4 vs. Fitbit Versa 2

 
M430
WSD-F20A
645 Music
UP4
Versa 2
 PolarM430Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowJawboneUP4Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$255$399$450$200$199
Release20172018201820152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours1 day7 daysNA5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128320 x 320240 x 240NA300 x 300
Size1.4 inch1.32 inches1.2 inchesNA1.34 inches
TouchNA
TypeLCDLCDMIPNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNABuild-in
Apps
MusicNA

All Wearables