Samsung Gear S2 vs. Polar M430 vs. Garmin 645 Music vs. Samsung Live

 
Gear S2
M430
645 Music
Live
 SamsungGear S2Remove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowSamsungLiveRemove Buy Now

Basic Info

Suggested Price$300$255$450$200
Release2015201720182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days30 hours7 days1 Day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360128x128240 x 240320 x 320
Size1.2 inches1.4 inch1.2 inches1.63 inches
Touch
TypeSuper AMOLEDLCDMIPSuper AMOLED

Functions

Audio Speaker
Clock
Phone
VibrationNA
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68WR305 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid Wear
Apps
Music

All Wearables