Polar M600 vs. Fitbit One vs. Polar Loop 2 vs. Apple Watch Series 4 vs. Diesel On Full Guard 2.5

 
M600
One
Loop 2
Watch Series 4
On Full Guard 2.5
 PolarM600Remove Buy NowFitbitOneRemove Buy NowPolarLoop 2Remove Buy NowAppleWatch Series 4Remove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$330$100$120$329$325
Release20162012201520182018

Activity & Fitness

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

Battery

Duration2 days10-14 days8 days (without notifications)Not Yet4 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/an/a384 x 480454x454
Size1.3 inchesn/an/a1.78 inches1.39 inches
Touchn/a
TypeTFTOLEDLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8Splast Resistant2 ATMNot Yet3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWatch OS 5Wear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables