Pebble 2 vs. Fitbit Alta HR vs. Fitbit Flex vs. Apple Watch Series 4 vs. Garmin Forerunner 45

 
2
Alta HR
Flex
Watch Series 4
Forerunner 45
 Pebble2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$129$150$100$329$199
Release20162017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days7 days5 daysNot Yet7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 36NA384 x 480208 x 208
Sizen/a1.4 inchesNA1.78 inches1.04 inches
TouchNA
Typee-paperOLEDLEDMicroLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSNAWatch OS 5Built-in
Apps
Music

All Wearables