Pebble Time vs. Polar M600 vs. Apple Watch vs. Fitbit Alta HR vs. Apple Watch Series 4

 
Time
M600
Watch
Alta HR
Watch Series 4
 PebbleTimeRemove Buy NowPolarM600Remove Buy NowAppleWatchRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$330$349$150$329
Release20152016201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days18 hours7 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144240 x 240340 x 272 or 390 x 312128 x 36384 x 480
Size1.26 inches1.3 inches1.5 inches or 1.65 inches1.4 inches1.78 inches
Touchn/a
Typee-paperTFTAMOLEDOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX8IPX7Not Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearWatch OSWatch OS 5
Apps
Music

All Wearables