Pebble 2 vs. Polar M400 vs. Pebble Time 2 vs. Jawbone UP24 vs. Jawbone UP4

 
2
M400
Time 2
UP24
UP4
 Pebble2Remove Buy NowPolarM400Remove Buy NowPebbleTime 2Remove Buy NowJawboneUP24Remove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$129$200$199$130$200
Release20162014201620132015

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days10 days14 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNANANA
Sizen/an/aNANANA
TouchNANA
Typee-papern/ae-paperNANA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM3 ATMSplash ResistantNA

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aPebble OSNANA
Apps
MusicNA

All Wearables