Fitbit Alta vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. HTC re Grip

 
Alta
G-Shock GBA800
Grayson
Flex
Grayson
re Grip
 FitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$120$350$100$350$199
Release201620182018201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years24 hours5 days24 hours5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NA453x454160 x 32
Sizen/a1.39 inchesNA1.39 inches1.8 inches
Touchn/aNA
TypeOLEDAMOLEDLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a20 ATM1 ATM1 ATM1 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearNAAndroid WearNA
Apps
Music

All Wearables