Pebble Time Steel vs. Polar M400 vs. Withings Activite Sapphire vs. Pebble Time 2 vs. Pebble Core

 
Time Steel
M400
Activite Sapphire
Time 2
Core
 PebbleTime SteelRemove Buy NowPolarM400Remove Buy NowWithingsActivite SapphireRemove Buy NowPebbleTime 2Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$250$200$450$199$99
Release20152014201420162016

Activity & Fitness

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

Battery

Duration10 days8 hours to 30 days8 months10 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/an/aNANA
Macn/an/aNANA
Windowsn/an/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/an/aNANA
Size1.26 inchesn/a1.3 inchesNANA
TouchNA
Typee-papern/aAnaloge-paperNA

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM3 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/an/aPebble OSNA
Apps
Music

All Wearables