Polar V800 vs. Samsung Gear S2 vs. Huawei Watch 2 vs. Garmin 645 Music vs. Fitbit Alta HR

 
V800
Gear S2
Watch 2
645 Music
Alta HR
 PolarV800Remove Buy NowSamsungGear S2Remove Buy NowHuaweiWatch 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$470$300$350$450$150
Release20142015201720182017

Activity & Fitness

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

Battery

Duration13 hours to 30 days2-3 days48 hours7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360480 x 480240 x 240128 x 36
Sizen/a1.2 inches1.38 inches1.2 inches1.4 inches
Touch
Typen/aSuper AMOLEDP-OLEDMIPOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP68IP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenAndroid Wear 2
Apps
Music

All Wearables