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,

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:

The MacBook Air M4 continues the trend of bringing incremental upgrades but what are these differences between the new M4 and the older M3 and M2 models?