Pebble Time vs. Pebble Time Steel vs. Polar M400 vs. Withings Activite Sapphire vs. Apple Watch Series 2

 
Time
Time Steel
M400
Activite Sapphire
Watch Series 2
 PebbleTimeRemove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowWithingsActivite SapphireRemove Buy NowAppleWatch Series 2Remove Buy Now

Basic Info

Suggested Price$150$250$200$450$269
Release20152015201420142016

Activity & Fitness

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

Battery

Duration7 days10 days8 hours to 30 days8 months18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144168 x 144n/an/a340 x 272 or 390 x 312
Size1.26 inches1.26 inchesn/a1.3 inches1.5 inches or 1.65 inches
Touch
Typee-papere-papern/aAnalogAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATM5 ATM5ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSn/an/aWatch OS
Apps
Music

All Wearables