Pebble 2 vs. Fitbit Ionic vs. Garmin Forerunner 235 vs. Fitbit Alta HR vs. Apple Watch Series 4

 
2
Ionic
Forerunner 235
Alta HR
Watch Series 4
 Pebble2Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$129$299$299.99$150$329
Release20162017201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days4+ days9 days7 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250215 x 180128 x 36384 x 480
Sizen/a1.421.23 inches1.4 inches1.78 inches
Touch
Typee-paperOLEDMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM50m5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSFitbit OSWatch OS 5
Apps
Music

All Wearables