Fitbit Flex 2 vs. Misfit Ray vs. Diesel On Full Guard vs. Fitbit Flex vs. Apple Watch Series 4

 
Flex 2
Ray
On Full Guard
Flex
Watch Series 4
 FitbitFlex 2Remove Buy NowMisfitRayRemove Buy NowDieselOn Full GuardRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$100$325$100$329
Release20162016201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months1 day5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a454 x 454NA384 x 480
Sizen/an/a1.4 inchesNA1.78 inches
Touchn/an/aNA
TypeLEDLEDOMOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP671 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NAWatch OS 5
Apps
Music

All Wearables