Apple has a staggering marketing claim for the new MacBook Air with the M4 chip.
Specifically, Apple says the new MacBook Air is up to 23x faster than the last Intel-based model. However, there are some details in the fine print to be aware of.First, Apple said it compared a new 2025 MacBook Air with a 10-core M4 chip and 32GB of RAM to a 2020 MacBook Air with a quad-core Intel Core i7 processor and 16GB of RAM. Both of the MacBook Air models were configured with a 2TB SSD. These are the best specifications that are or were available for each of these MacBook Air models.
Source: Apple Says New MacBook Air Up to 23x Faster Than Intel-Based Model, But Read the Fine Print