Polar M400 vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Casio G-Shock GBA800 vs. Garmin Venu

 
M400
Ionic
Forerunner 935
G-Shock GBA800
Venu
 PolarM400Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$200$299$500$120$299
Release20142017201720182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days4+ daysUp to 2 weeks2 years5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240390 x 390
Sizen/a1.421.2 inches1.2 inches
Touch
Typen/aOLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM50m5 ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OS
Apps
Music

All Wearables