Pebble Time Steel vs. Polar M400 vs. Polar M600 vs. Sony SmartBand 2

 
Time Steel
M400
M600
SmartBand 2
 PebbleTime SteelRemove Buy NowPolarM400Remove Buy NowPolarM600Remove Buy NowSonySmartBand 2Remove Buy Now

Basic Info

Suggested Price$250$200$330$130
Release2015201420162015

Activity & Fitness

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

Battery

Duration10 days8 hours to 30 days2 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a240 x 240n/a
Size1.26 inchesn/a1.3 inchesn/a
Touchn/an/a
Typee-papern/aTFTn/a

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIPX8IP58

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid Wearn/a
Apps
Music

All Wearables