Fitbit One vs. Fitbit Alta HR vs. Garmin VivoActive 4 vs. Apple Series 6 vs. Fitbit Sense 2

 
One
Alta HR
VivoActive 4
Series 6
Sense 2
 FitbitOneRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivoActive 4Remove Buy NowAppleSeries 6Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$150$349$399$300
Release20122017201920202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days7 days8 daysNot yet6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 36260 x 260384 x 480336x336
Sizen/a1.4 inches1.3ionches40mm1.59 inches
Touch
TypeOLEDOLEDMIPMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceSplast Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatchOS 5
Apps
Music

All Wearables