Polar M600 vs. Apple Watch Series 4 vs. Garmin Forerunner 45 vs. HTC re Grip vs. Fitbit Sense 2

 
M600
Watch Series 4
Forerunner 45
re Grip
Sense 2
 PolarM600Remove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$330$329$199$199$300
Release20162018201920202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 daysNot Yet7 days5 hours to 2.5 days6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240384 x 480208 x 208160 x 32336x336
Size1.3 inches1.78 inches1.04 inches1.8 inches1.59 inches
Touchn/a
TypeTFTMicroLEDLCDPMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8Not Yet5 ATMIP575 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWatch OS 5Built-inNA
Apps
Music

All Wearables