Polar M400 vs. Fitbit One vs. Polar Loop 2 vs. Pebble Time 2 vs. Fitbit Inspire HR

 
M400
One
Loop 2
Time 2
Inspire HR
 PolarM400Remove Buy NowFitbitOneRemove Buy NowPolarLoop 2Remove Buy NowPebbleTime 2Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$100$120$199$99
Release20142012201520162019

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days8 days (without notifications)10 days5 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/aNA139 x 60
Sizen/an/an/aNA1.4 inches
Touch
Typen/aOLEDLEDe-paperOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast Resistant2 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aPebble OSFitbit OS
Apps
Music

All Wearables