Fitbit One vs. Amazfit Arc vs. Fitbit Versa vs. Fitbit Flex vs. Apple Watch Series 4

 
One
Arc
Versa
Flex
Watch Series 4
 FitbitOneRemove Buy NowAmazfitArcRemove Buy NowFitbitVersaRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$69.99$199.99$100$329
Release20122016201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days20 days4 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40300 x300NA384 x 480
Sizen/a0.42 inches1.34 inchesNA1.78 inches
TouchNA
TypeOLEDOLEDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP675 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5
Apps
Music

All Wearables