Now more than 3 years old, is the M1 MacBook Air a better buy at $699 than a discounted M2 Air at $899 or the new M3 Air at its discounted price of $1,050?

Here are 7 upgrades the MacBook Air M4 offers over the MacBook Air M1. The most obvious upgrade between the laptops is their respective designs. The MacBook Air M4, like its M3 and M2-powered predecessors, features a sleek and minimalist square design. In contrast, the M1 Air’s once-inconic tapered design now appears ancient.