Fitbit Alta vs. Fitbit Flex 2 vs. Misfit Ray vs. Pebble Core vs. Apple Watch Series 4

 
Alta
Flex 2
Ray
Core
Watch Series 4
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowMisfitRayRemove Buy NowPebbleCoreRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$130$100$100$99$329
Release20162016201620162018

Activity & Fitness

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

Battery

Duration5 days5 days6 monthsNANot Yet
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/aNA384 x 480
Sizen/an/an/aNA1.78 inches
Touchn/an/an/aNA
TypeOLEDLEDLEDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMNANot Yet

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/an/aNAWatch OS 5
Apps
Music

All Wearables