Fitbit Surge vs. Garmin Forerunner 225 vs. Samsung Gear S2 vs. Polar M430 vs. Garmin 645 Music

 
Surge
Forerunner 225
Gear S2
M430
645 Music
 FitbitSurgeRemove Buy NowGarminForerunner 225Remove Buy NowSamsungGear S2Remove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$250$300$300$255$450
Release20162015201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days10 hours to 4 weeks2-3 days30 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a180 x 180360 x 360128x128240 x 240
Size1.26 inches1 inch1.2 inches1.4 inch1.2 inches
Touch
TypeMonochrome LCDn/aSuper AMOLEDLCDMIP

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP68WR305 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aTizen
Appsn/a
Musicn/a

All Wearables