Apple Watch Series 3 vs. Polar V800 vs. Garmin 645 Music vs. Samsung Gear 2 vs. Fitbit Alta HR

 
Watch Series 3
V800
645 Music
Gear 2
Alta HR
 AppleWatch Series 3Remove Buy NowPolarV800Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$329$470$450$300$150
Release20172014201820142017

Activity & Fitness

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

Battery

Duration18 hours13 hours to 30 days7 days2-3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a240 x 240320 x 320128 x 36
Size1.5 inches or 1.65 inchesn/a1.2 inches1.63 inches1.4 inches
Touch
TypeAMOLEDn/aMIPSuper AMOLEDOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aTizen OS
Apps
Music

All Wearables