Polar M600 vs. Diesel On Full Guard 2.5 vs. Fitbit Versa 2 vs. Garmin Forerunner 45 vs. HTC re Grip

 
M600
On Full Guard 2.5
Versa 2
Forerunner 45
re Grip
 PolarM600Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitVersa 2Remove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$325$199$199$199
Release20162018201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days4 days5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240454x454300 x 300208 x 208160 x 32
Size1.3 inches1.39 inches1.34 inches1.04 inches1.8 inches
Touchn/a
TypeTFTAMOLEDLCDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX83 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWear OSBuild-inBuilt-inNA
Apps
Music

All Wearables