Fitbit One vs. Apple Watch Series 2 vs. Fitbit Flex vs. Fitbit Inspire HR vs. Garmin VivoActive 4

 
One
Watch Series 2
Flex
Inspire HR
VivoActive 4
 FitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy NowFitbitInspire HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$269$100$99$349
Release20122016201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours5 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NA139 x 60260 x 260
Sizen/a1.5 inches or 1.65 inchesNA1.4 inches1.3ionches
TouchNA
TypeOLEDAMOLEDLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNAFitbit OSWear OS
Apps
Music

All Wearables