Flash storage in the base model of the new M2 MacBook Air performs slower in benchmarks and real-life than higher-capacity models with 512GB of storage and up.
M2 MacBook Air’s flash storage is slower with the 256 GB configuration

Flash storage in the base model of the new M2 MacBook Air performs slower in benchmarks and real-life than higher-capacity models with 512GB of storage and up.
You can now pre-order the overhauled MacBook Air laptop powered by the new Apple M2 chip. The redesigned laptop is set to land on store shelves on July 15.
At some point in the near future, Apple is going to launch a brand new, redesigned MacBook Air equipped with the M2 processor. The company already confirmed the new laptop will launch sometime in July, but we're just waiting to actually find out when. And we may have a hint from the unlikeliest of places as to when we can expect to pre-order the upcoming device.
Apple introduced a new 13-inch MacBook Pro with an M2 processor under the hood at this year's Worldwide Developers Conference. (It was that other laptop the company introduced that wasn't the brand new, redesigned MacBook Air with M2.) It's been on sale for a bit of time now, so it's only appropriate that it gets the teardown treatment.
Apple made a hardware announcement at this year's Worldwide Developers Conference, debuting the first look at the redesigned MacBook Air. Of course, the other hardware element was the debut of Apple's new M2 chip, which powers the new machine. Unfortunately for folks who want the new laptop, it's been a bit of a waiting game as Apple plans to launch the laptop sometime in July.
Flash storage on the 256GB version of the M2 MacBook Pro is dissapointingly slow versus the equivalent previous-generation model with the M1 chip.
Apple has now begun accepting preorders for its updated 13-inch MacBook Pro notebook powered by the company's latest Apple M2 chipset.
Apple has, for the most part, played it pretty safe when it comes to display sizes over the last several years. But if recent reports are to be believed, it sounds like the company is about to start shaking things up. Or maybe it's just testing a lot of different devices right now, and ultimately we'll stick with what we know for final products.