Polar Loop 2 vs. Garmin 645 Music vs. LG G Watch vs. Samsung Gear 2 vs. Fitbit Alta HR

 
Loop 2
645 Music
G Watch
Gear 2
Alta HR
 PolarLoop 2Remove Buy NowGarmin645 MusicRemove Buy NowLGG WatchRemove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$120$450$230$300$150
Release20152018201420142017

Activity & Fitness

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

Battery

Duration8 days (without notifications)7 days1.5 days2-3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240280 x 280320 x 320128 x 36
Sizen/a1.2 inches1.65 inches1.63 inches1.4 inches
Touch
TypeLEDMIPIPS LCDSuper AMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP67IP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearTizen OS
Apps
Music

All Wearables