Polar M400 vs. Sony SmartBand Talk vs. Jaybird Reign vs. Garmin Instinct vs. Garmin Vivosmart 4

 
M400
SmartBand Talk
Reign
Instinct
Vivosmart 4
 PolarM400Remove Buy NowSonySmartBand TalkRemove Buy NowJaybirdReignRemove Buy NowGarminInstinctRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$170$150$300$130
Release20142014201520182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days3 days5 days14 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a296 x 128NA128 x 12848 x 128
Sizen/a1.4 inchesNA0.9 inches0.74 inches
TouchNA
Typen/aE InkLEDOMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP68NA10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNA
Apps
Music

All Wearables