Polar M400 vs. Garmin Vivosmart vs. Sony SmartBand 2 vs. Pebble Time 2

 
M400
Vivosmart
SmartBand 2
Time 2
 PolarM400Remove Buy NowGarminVivosmartRemove Buy NowSonySmartBand 2Remove Buy NowPebbleTime 2Remove Buy Now

Basic Info

Suggested Price$200$170$130$199
Release2014201420152016

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 days2 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 16n/aNA
Sizen/a1.41 inchesn/aNA
Touchn/a
Typen/aOLEDn/ae-paper

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP583 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aPebble OS
Apps
Music

All Wearables