Pebble Time vs. Polar M400 vs. Garmin Forerunner 935 vs. Diesel On Full Guard vs. Diesel On Full Guard 2.5

 
Time
M400
Forerunner 935
On Full Guard
On Full Guard 2.5
 PebbleTimeRemove Buy NowPolarM400Remove Buy NowGarminForerunner 935Remove Buy NowDieselOn Full GuardRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$150$200$500$325$325
Release20152014201720172018

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 daysUp to 2 weeks1 day4 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a240 x 240454 x 454454x454
Size1.26 inchesn/a1.2 inches1.4 inches1.39 inches
Touch
Typee-papern/aLCDOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP673 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid Wear 2.0Wear OS
Apps
Music

All Wearables