Polar M400 vs. Samsung Gear 2 vs. Pebble Core vs. Sony SmartBand vs. Fitbit Versa 2

 
M400
Gear 2
Core
SmartBand
Versa 2
 PolarM400Remove Buy NowSamsungGear 2Remove Buy NowPebbleCoreRemove Buy NowSonySmartBandRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$200$300$99$100$199
Release20142014201620142019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heartn/a
Oxygen
SleepNA
StepsNA
Swim

Battery

Duration8 hours to 30 days2-3 daysNA5 days5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a320 x 320NANA300 x 300
Sizen/a1.63 inchesNANA1.34 inches
TouchNANA
Typen/aSuper AMOLEDNANAAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP67NAIP585 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aTizen OSNANABuild-in
Apps
Music

All Wearables