Apple Watch Series 3 vs. Polar M400 vs. TomTom Spark vs. Pebble Time 2 vs. Fitbit Charge 3

 
Watch Series 3
M400
Spark
Time 2
Charge 3
 AppleWatch Series 3Remove Buy NowPolarM400Remove Buy NowTomTomSparkRemove Buy NowPebbleTime 2Remove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$329$200$150$199$150
Release20172014201520162018

Activity & Fitness

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

Battery

Duration18 hours8 hours to 30 daysn/a10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/an/aNA66 x 18
Size1.5 inches or 1.65 inchesn/an/aNA.721 inches
Touch
TypeAMOLEDn/aLCDe-paperOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4n/an/aPebble OSNA
Apps
Music

All Wearables