Pebble Time vs. Polar M400 vs. Garmin Forerunner 935 vs. Pebble Time 2 vs. Jawbone UP4

 
Time
M400
Forerunner 935
Time 2
UP4
 PebbleTimeRemove Buy NowPolarM400Remove Buy NowGarminForerunner 935Remove Buy NowPebbleTime 2Remove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$150$200$500$199$200
Release20152014201720162015

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 daysUp to 2 weeks10 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a240 x 240NANA
Size1.26 inchesn/a1.2 inchesNANA
TouchNA
Typee-papern/aLCDe-paperNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aPebble OSNA
Apps
MusicNA

All Wearables