Polar M400 vs. Garmin Vivosmart HR vs. Garmin Fenix 5s vs. Casio G-Shock GBA800 vs. Fitbit Flex

 
M400
Vivosmart HR
Fenix 5s
G-Shock GBA800
Flex
 PolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowGarminFenix 5sRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$170$599.99$120$100
Release20142015201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days5 daysUp to 9 days2 years5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68218x 218NA
Sizen/a1.08 inches1.1 inchesNA
TouchNA
Typen/an/anaLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM10ATM20 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables