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

MacBook Air (M2, 2022)
Developer	Apple Inc.
Product family	MacintoshMacBook family
Type	Subnotebook
Release date	Intel-based January 29, 2008; 14 years ago (2008-01-29) (Unibody)[1] October 20, 2010; 11 years ago (2010-10-20) (Tapered Unibody) October 30, 2018; 3 years ago (2018-10-30) (Retina) Apple silicon November 17, 2020; 22 months ago (2020-11-17) (Retina with Apple silicon)
Discontinued	November 10, 2020; 22 months ago (2020-11-10) (Intel-based)
Operating system	macOS
System on a chip	Apple M1 (current) Apple M2 (current)
CPU	Intel Core 2 Duo, i5, i7 (discontinued, 2008–2020)
Related	MacBook, MacBook Pro
Website	apple.com/macbook-air

This righthand infobox courtesy of Wikipedia.