Polar M400 vs. Garmin Chronos vs. Pebble Time 2 vs. Pebble Core vs. Fitbit Sense 2

 
M400
Chronos
Time 2
Core
Sense 2
 PolarM400Remove Buy NowGarminChronosRemove Buy NowPebbleTime 2Remove Buy NowPebbleCoreRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$200$1500$199$99$300
Release20142018201620162022

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days10 daysNA6 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a218 x 218NANA336x336
Sizen/a1.2 inchesNANA1.59 inches
TouchNA
Typen/aMIPe-paperNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM10 ATM3 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSPebble OSNA
Apps
Music

All Wearables