Polar M400 vs. Misfit Flash Link vs. Sony SmartBand 2 vs. Garmin Fenix 5 vs. Garmin 645 Music

 
M400
Flash Link
SmartBand 2
Fenix 5
645 Music
 PolarM400Remove Buy NowMisfitFlash LinkRemove Buy NowSonySmartBand 2Remove Buy NowGarminFenix 5Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$200$20$130$599.99$450
Release20142015201520172018

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months2 days2 Weeks7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/a240 x 240240 x 240
Sizen/an/an/a1.2 inches1.2 inches
Touchn/an/a
Typen/an/an/anaMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATMIP5810 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/a
Apps
Music

All Wearables