Polar M400 vs. Polar M600 vs. Microsoft Band 2 vs. Diesel On Full Guard vs. Pebble Time 2

 
M400
M600
Band 2
On Full Guard
Time 2
 PolarM400Remove Buy NowPolarM600Remove Buy NowMicrosoftBand 2Remove Buy NowDieselOn Full GuardRemove Buy NowPebbleTime 2Remove Buy Now

Basic Info

Suggested Price$200$330$250$325$199
Release20142016201520172016

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days48 hours (without GPS)1 day10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 128454 x 454NA
Sizen/a1.3 inches1.36 inches1.4 inchesNA
Touchn/a
Typen/aTFTCapacitative TFTOMOLEDe-paper

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX8IPX7IP673 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aAndroid Wear 2.0Pebble OS
Apps
Music

All Wearables