Garmin Fenix 3 vs. Sony SmartBand 2 vs. Polar M430 vs. Garmin 645 Music vs. Garmin Vivosmart 4

 
Fenix 3
SmartBand 2
M430
645 Music
Vivosmart 4
 GarminFenix 3Remove Buy NowSonySmartBand 2Remove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$500$130$255$450$130
Release20152015201720182018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks2 days30 hours7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution218 x 218n/a128x128240 x 24048 x 128
Size1.2 inchesn/a1.4 inch1.2 inches0.74 inches
Touchn/a
TypeChroma LEDn/aLCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMIP58WR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables