Polar M400 vs. Garmin Vivofit 4 vs. Misfit Speedo Shine vs. Garmin Vivosmart 4 vs. HTC re Grip

 
M400
Vivofit 4
Speedo Shine
Vivosmart 4
re Grip
 PolarM400Remove Buy NowGarminVivofit 4Remove Buy NowMisfitSpeedo ShineRemove Buy NowGarminVivosmart 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$200$79.95$80$130$199
Release20142018201520182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 year6 months7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a88 x 88NA48 x 128160 x 32
Sizen/aNANA0.74 inches1.8 inches
TouchNA
Typen/aNANAOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables