Polar M400 vs. Microsoft Band 2 vs. Sony SmartBand Talk vs. Pebble Core vs. Garmin Vivosmart 4

 
M400
Band 2
SmartBand Talk
Core
Vivosmart 4
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowSonySmartBand TalkRemove Buy NowPebbleCoreRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$250$170$99$130
Release20142015201420162018

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)3 daysNA7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128296 x 128NA48 x 128
Sizen/a1.36 inches1.4 inchesNA0.74 inches
TouchNA
Typen/aCapacitative TFTE InkNAOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX7IP68NA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid WearNA
Apps
Music

All Wearables