Fitbit Flex 2 vs. Michael Kors Grayson vs. Pebble Core vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson vs. HTC re Grip

 
Flex 2
Grayson
Core
On Full Guard 2.5
Grayson
re Grip
 FitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$350$99$325$350$199
Release201620182016201820182020

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days24 hoursNA4 days24 hours5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 454NA454x454453x454160 x 32
Sizen/a1.39 inchesNA1.39 inches1.39 inches1.8 inches
Touchn/aNA
TypeLEDAMOLEDNAAMOLEDPMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNA3 ATM1 ATMIP57

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNAWear OSAndroid WearNA
Apps
Music

All Wearables