Polar A360 vs. Fitbit Ionic vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Garmin Vivosmart 4

 
A360
Ionic
Forerunner 235
Flex
Vivosmart 4
 PolarA360Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$299$299.99$100$130
Release20152017201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days4+ days9 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80348x250215 x 180NA48 x 128
Size1.18 inches1.421.23 inchesNA0.74 inches
TouchNA
Typen/aOLEDMIPLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR3050m5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNA
Apps
Music

All Wearables