Fitbit Charge 2 vs. Polar M430 vs. Fitbit Flex vs. Garmin VivoActive 4

 
Charge 2
M430
Flex
VivoActive 4
 FitbitCharge 2Remove Buy NowPolarM430Remove Buy NowFitbitFlexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$255$100$349
Release2016201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128NA260 x 260
Sizen/a1.4 inchNA1.3ionches
Touchn/aNA
TypeOLEDLCDLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR301 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OS
Apps
Music

All Wearables