Apple Watch Series 3 vs. Polar M400 vs. TomTom Spark vs. Garmin 645 Music vs. Garmin Vivosmart HR Plus

 
Watch Series 3
M400
Spark
645 Music
Vivosmart HR Plus
 AppleWatch Series 3Remove Buy NowPolarM400Remove Buy NowTomTomSparkRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$329$200$150$450$179
Release20172014201520182017

Activity & Fitness

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

Battery

Duration18 hours8 hours to 30 daysn/a7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/an/a240 x 240160 x 68
Size1.5 inches or 1.65 inchesn/an/a1.2 inches0.5 inches x 0.8 inches
Touch
TypeAMOLEDn/aLCDMIPLCD

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4n/an/aNA
Apps
Music

All Wearables