Apple Watch Series 3 vs. Michael Kors Access Sofie vs. Fitbit Alta HR vs. Fitbit Charge vs. Fitbit Flex

 
Watch Series 3
Access Sofie
Alta HR
Charge
Flex
 AppleWatch Series 3Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$329$395$150$130$100
Release20172017201720142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day7 days7-10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312390 x 390 1.19 inches128 x 36NANA
Size1.5 inches or 1.65 inches1.4 inchesNANA
TouchAMOLDEDNANA
TypeAMOLEDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android Wear 2.0NANA
Apps
Music

All Wearables