Fitbit Flex 2 vs. Michael Kors Grayson vs. Fitbit Flex vs. Jawbone UP3 vs. Michael Kors Grayson vs. HTC re Grip

 
Flex 2
Grayson
Flex
UP3
Grayson
re Grip
 FitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowJawboneUP3Remove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$350$100$180$350$199
Release201620182013201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours5 days7 days24 hours5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 454NANA453x454160 x 32
Sizen/a1.39 inchesNANA1.39 inches1.8 inches
Touchn/aNANA
TypeLEDAMOLEDLEDNAAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATMNA1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNANAAndroid WearNA
Apps
MusicNA

All Wearables