Polar M600 vs. Diesel On Full Guard 2.5 vs. Fitbit Inspire HR vs. Amazfit GTR vs. Apple Watch Ultra

 
M600
On Full Guard 2.5
Inspire HR
GTR
Watch Ultra
 PolarM600Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$330$325$99$199$799
Release20162018201920192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days4 days5 days24 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240454x454139 x 60454 x 454502x410 pixels
Size1.3 inches1.39 inches1.4 inches1.39 inches1.92 inches
Touchn/a
TypeTFTOLEDAMOLED

Functions

Audio SpeakerAlerts only
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX83 ATM5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWear OSFitbit OSBuild-inWatchOS 9
Apps
Music

All Wearables