Apple Watch Series 3 vs. Polar V800 vs. Garmin Vivofit 3 vs. Garmin 645 Music vs. Fitbit Alta HR

 
Watch Series 3
V800
Vivofit 3
645 Music
Alta HR
 AppleWatch Series 3Remove Buy NowPolarV800Remove Buy NowGarminVivofit 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$329$470$100$450$150
Release20172014201620182017

Activity & Fitness

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

Battery

Duration18 hours13 hours to 30 days1 year7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a64 x 64240 x 240128 x 36
Size1.5 inches or 1.65 inchesn/a0.55 inches1.2 inches1.4 inches
Touch
TypeAMOLEDn/an/aMIPOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/a
Apps
Music

All Wearables