Pebble Time vs. Pebble Time Steel vs. Polar M400 vs. Sony SmartBand 2 vs. Withings Pulse Ox

 
Time
Time Steel
M400
SmartBand 2
Pulse Ox
 PebbleTimeRemove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowSonySmartBand 2Remove Buy NowWithingsPulse OxRemove Buy Now

Basic Info

Suggested Price$150$250$200$130$120
Release20152015201420152014

Activity & Fitness

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

Battery

Duration7 days10 days8 hours to 30 days2 days2 weeks
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/ablue
Resolution168 x 144168 x 144n/an/a128 x 32
Size1.26 inches1.26 inchesn/an/an/a
Touchn/aSwipe
Typee-papere-papern/an/aOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATMIP58

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSn/an/an/a
Apps
Music

All Wearables