Fitbit Alta vs. Fitbit Flex 2 vs. Michael Kors Access Sofie vs. Motorola Moto 360 (1st Gen) vs. Apple Watch Series 4

 
Alta
Flex 2
Access Sofie
Moto 360 (1st Gen)
Watch Series 4
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$130$100$395$150$329
Release20162016201720142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day1 dayNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a390 x 390 1.19 inches320 x 260384 x 480
Sizen/an/a1.56 inches1.78 inches
Touchn/an/aAMOLDED
TypeOLEDLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATMIP67Not Yet

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Android WearWatch OS 5
Apps
MusicNA

All Wearables