Polar V800 vs. TomTom Spark vs. Polar Loop 2 vs. Withings Go vs. Garmin 645 Music

 
V800
Spark
Loop 2
Go
645 Music
 PolarV800Remove Buy NowTomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowWithingsGoRemove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$470$150$120$80$450
Release20142015201520162018

Activity & Fitness

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

Battery

Duration13 hours to 30 daysn/a8 days (without notifications)8 months7 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/an/a240 x 240
Sizen/an/an/an/a1.2 inches
Touchn/a
Typen/aLCDLEDE-InkMIP

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/an/a
Vibrationn/a
Voice

Hardware

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

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

Operating Systemn/an/an/an/a
Appsn/a
Music

All Wearables