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.

The MacBook Air M4 introduces a flat, streamlined design, moving away from the iconic wedge-shaped profile of the M1. This updated aesthetic aligns with the design language introduced with the M2, offering a sleeker and more contemporary appearance. The M4’s design changes are not just cosmetic but also enhance functionality. Key updates include:

I thought I had this figured out. I was making a hard-headed decision to buy a refurbed M1 MacBook Air with 16GB RAM for half the price of a new M4 one, for reasons I’ll explain in a moment. But, ironically,