Fitbit Flex 2 vs. Fitbit Alta HR vs. Fitbit Flex vs. Garmin Instinct vs. Apple Series 6

 
Flex 2
Alta HR
Flex
Instinct
Series 6
 FitbitFlex 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowGarminInstinctRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$150$100$300$399
Release20162017201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days5 days14 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 36NA128 x 128384 x 480
Sizen/a1.4 inchesNA0.9 inches40mm
Touchn/aNA
TypeLEDOLEDLEDOMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatchOS 5
Apps
Music

All Wearables