Apple 13-inch MacBook Air (Mid 2013) has a pixel density of:
127.68

A.K.A. MacBook Air 13
Released: 2013

Resolution: 1440×900 13.3″ display

Totaling 1.30mp (megapixels) and having a PPI of 127.68

Category: Laptop
Tags: macbook air, mba13, mba, osx, mac, pcie ssd, ssd

MacBook Air

Steve Jobs showing the first MacBook Air at Apple’s 2008 keynote address
Developer	Apple Inc.
Product family	MacintoshMacBook family
Type	Subnotebook
Release date	January 29, 2008; 13 years ago (2008-01-29) (original)[1] November 17, 2020 (2020-11-17) (current)
Operating system	macOS
System on a chip	Apple M1 (current)
Related articles	MacBook, MacBook Pro
Website	www.apple.com/macbook-air

This righthand infobox courtesy of Wikipedia.