Fitbit Flex 2 vs. Garmin Fenix 5 vs. Fitbit Alta HR vs. Sony SmartBand vs. Garmin VivoActive 4

 
Flex 2
Fenix 5
Alta HR
SmartBand
VivoActive 4
 FitbitFlex 2Remove Buy NowGarminFenix 5Remove Buy NowFitbitAlta HRRemove Buy NowSonySmartBandRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$599.99$150$100$349
Release20162017201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 Weeks7 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/a240 x 240128 x 36NA260 x 260
Sizen/a1.2 inches1.4 inchesNA1.3ionches
Touchn/aNA
TypeLEDnaOLEDNAMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATMIP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OS
Apps
Music

All Wearables