Pebble Time vs. Polar M400 vs. Fitbit Alta HR vs. Polar Loop vs. Fitbit Inspire 3

 
Time
M400
Alta HR
Loop
Inspire 3
 PebbleTimeRemove Buy NowPolarM400Remove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$150$200$150$100$100
Release20152014201720132022

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days7 days5 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a128 x 36NA32x18
Size1.26 inchesn/a1.4 inchesNA46 inches
Touch
Typee-papern/aOLEDLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNA
Apps
Music

All Wearables