Polar M400 vs. Fitbit One vs. Moov Now vs. Samsung Gear 2 vs. Fitbit Alta HR

 
M400
One
Now
Gear 2
Alta HR
 PolarM400Remove Buy NowFitbitOneRemove Buy NowMoovNowRemove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$100$79$300$150
Release20142012201520142017

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days6 months2-3 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a320 x 320128 x 36
Sizen/an/an/a1.63 inches1.4 inches
Touchn/a
Typen/aOLEDn/aSuper AMOLEDOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMSplast Resistantn/aIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTizen OS
Apps
Music

All Wearables