Polar M400 vs. Fitbit Alta vs. Sony SmartBand 2 vs. Withings Pulse Ox vs. Skagen Falster 2

 
M400
Alta
SmartBand 2
Pulse Ox
Falster 2
 PolarM400Remove Buy NowFitbitAltaRemove Buy NowSonySmartBand 2Remove Buy NowWithingsPulse OxRemove Buy NowSkagenFalster 2Remove Buy Now

Basic Info

Suggested Price$200$130$130$120$199
Release20142016201520142019

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days2 days2 weeks1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/ablue
Resolutionn/an/an/a128 x 32320 x 320
Sizen/an/an/an/a1.19 inches
Touchn/an/aSwipe
Typen/aOLEDn/aOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/aIP583 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/an/aWear OS
Apps
Music

All Wearables