Fitbit Alta vs. Fitbit Ionic vs. Amazfit Bip vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Alta
Ionic
Bip
Access Sofie
Grayson
Grayson
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowAmazfitBipRemove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$299$99.99$395$350$350
Release201620172018201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days30 days1 day24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250176 x 176390 x 390 1.19 inches453 x 454453x454
Sizen/a1.421.28 inches1.39 inches1.39 inches
Touchn/aAMOLDED
TypeOLEDOLEDNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50mIP681 ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSAndroid Wear 2.0Android WearAndroid Wear
Apps
Music

All Wearables