Polar M600 vs. Polar Loop 2 vs. Michael Kors Grayson vs. Jawbone UP3 vs. Michael Kors Grayson vs. HTC re Grip

 
M600
Loop 2
Grayson
UP3
Grayson
re Grip
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP3Remove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$120$350$180$350$199
Release201620152018201320182020

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)24 hours7 days24 hours5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a453 x 454NA453x454160 x 32
Size1.3 inchesn/a1.39 inchesNA1.39 inches1.8 inches
Touchn/aNA
TypeTFTLEDAMOLEDNAAMOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATM1 ATMNA1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearNAAndroid WearNA
Apps
MusicNA

All Wearables