Fitbit Flex 2 vs. Amazfit Arc vs. Michael Kors Access Sofie vs. Pebble Core vs. Apple Watch Series 4

 
Flex 2
Arc
Access Sofie
Core
Watch Series 4
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowMichael KorsAccess SofieRemove Buy NowPebbleCoreRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$69.99$395$99$329
Release20162016201720162018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days20 days1 dayNANot Yet
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40390 x 390 1.19 inchesNA384 x 480
Sizen/a0.42 inchesNA1.78 inches
Touchn/aAMOLDEDNA
TypeLEDOLEDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATMNANot Yet

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2.0NAWatch OS 5
Apps
Music

All Wearables