Polar M400 vs. Samsung Gear S vs. Fitbit Versa vs. Fitbit Alta HR

 
M400
Gear S
Versa
Alta HR
 PolarM400Remove Buy NowSamsungGear SRemove Buy NowFitbitVersaRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$250$199.99$150
Release2014201320182017

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a4 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 360300 x300128 x 36
Sizen/a2 inches1.34 inches1.4 inches
Touch
Typen/aSuper AMOLEDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen
Apps
Music

All Wearables