Polar M600 vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Apple Watch Ultra

 
M600
Watch Series 2
WSD-F20A
On Full Guard
Watch Ultra
 PolarM600Remove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$330$269$399$325$799
Release20162016201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days18 hours1 day1 day36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240340 x 272 or 390 x 312320 x 320454 x 454502x410 pixels
Size1.3 inches1.5 inches or 1.65 inches1.32 inches1.4 inches1.92 inches
Touchn/a
TypeTFTAMOLEDLCDOMOLED

Functions

Audio SpeakerAlerts only
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85ATM5 ATMIP6710 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWatch OSWear OSAndroid Wear 2.0WatchOS 9
Apps
Music

All Wearables