Pebble Steel vs. Polar M400 vs. Fitbit Flex 2 vs. Polar A360 vs. Fitbit Versa 2

 
Steel
M400
Flex 2
A360
Versa 2
 PebbleSteelRemove Buy NowPolarM400Remove Buy NowFitbitFlex 2Remove Buy NowPolarA360Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$150$200$100$200$199
Release20142014201620152019

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 days5 days12 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/an/a160 x 80300 x 300
Size1.26 inchesn/an/a1.18 inches1.34 inches
Touchn/a
Typee-papern/aLEDn/aAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/an/aBuild-in
Apps
Music

All Wearables