Samsung Gear S vs. Polar M430 vs. Garmin 645 Music vs. Samsung Galaxy Watch vs. Huawei Band 2

 
Gear S
M430
645 Music
Galaxy Watch
Band 2
 SamsungGear SRemove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGalaxy WatchRemove Buy NowHuaweiBand 2Remove Buy Now

Basic Info

Suggested Price$250$255$450$330$69.99
Release20132017201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a30 hours7 days7 days21 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360128x128240 x 240360 x 360128 x 32
Size2 inches1.4 inch1.2 inches1.2 inches or 1.3 inches0.91 inches
Touch
TypeSuper AMOLEDLCDMIPAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67WR305 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizen OS
Apps
MusicSpotify

All Wearables