Pebble Time vs. Polar M400 vs. Huawei Talkband B2 vs. Apple Watch Series 4 vs. Diesel On Full Guard 2.5

 
Time
M400
Talkband B2
Watch Series 4
On Full Guard 2.5
 PebbleTimeRemove Buy NowPolarM400Remove Buy NowHuaweiTalkband B2Remove Buy NowAppleWatch Series 4Remove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$150$200$180$329$325
Release20152014201520182018

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days3 daysNot Yet4 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a128 x 88384 x 480454x454
Size1.26 inchesn/a0.73 inches1.78 inches1.39 inches
Touch
Typee-papern/aPMOLEDMicroLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP57Not Yet3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aWatch OS 5Wear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables