Pebble Classic vs. Polar M400 vs. Polar A370 vs. Apple Series 6 vs. Fitbit Inspire 3

 
Classic
M400
A370
Series 6
Inspire 3
 PebbleClassicRemove Buy NowPolarM400Remove Buy NowPolarA370Remove Buy NowAppleSeries 6Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$99$200$179.95$399$100
Release20132014201720202022

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 daysUp to 3 daysNot yet10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a160 x 80384 x 48032x18
Size1.26 inchesn/a1.18 inches40mm46 inches
Touch
Typee-papern/aTFT LCDMicroLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM3 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aWatchOS 5
Apps
Music

All Wearables