Pebble Time Steel vs. Polar M400 vs. Withings Activite Sapphire

 
Time Steel
M400
Activite Sapphire
 PebbleTime SteelRemove Buy NowPolarM400Remove Buy NowWithingsActivite SapphireRemove Buy Now

Basic Info

Suggested Price$250$200$450
Release201520142014

Activity & Fitness

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

Battery

Duration10 days8 hours to 30 days8 months
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/an/a
Size1.26 inchesn/a1.3 inches
Touch
Typee-papern/aAnalog

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/a
Apps
Music

All Wearables