Pebble Time Steel vs. Polar M400 vs. Garmin Vivofit 3 vs. Sony SmartBand 2

 
Time Steel
M400
Vivofit 3
SmartBand 2
 PebbleTime SteelRemove Buy NowPolarM400Remove Buy NowGarminVivofit 3Remove Buy NowSonySmartBand 2Remove Buy Now

Basic Info

Suggested Price$250$200$100$130
Release2015201420162015

Activity & Fitness

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

Battery

Duration10 days8 hours to 30 days1 year2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a64 x 64n/a
Size1.26 inchesn/a0.55 inchesn/a
Touchn/a
Typee-papern/an/an/a

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP58

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/an/a
Apps
Music

All Wearables