Fitbit Alta vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Grayson vs. HTC re Grip vs. Fitbit Sense 2

 
Alta
Grayson
Charge
Grayson
re Grip
Sense 2
 FitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$130$350$130$350$199$300
Release201620182014201820202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours7-10 days24 hours5 hours to 2.5 days6 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NA453x454160 x 32336x336
Sizen/a1.39 inchesNA1.39 inches1.8 inches1.59 inches
Touchn/aNA
TypeOLEDAMOLEDOLEDAMOLEDPMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM1 ATM1 ATMIP575 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearNAAndroid WearNA
Apps
Music

All Wearables