Sure, but that purchasing decision is driven by both the need/desire to run Windows instead of macOS (for work, for gaming, etc.) and the bulk of non-enterprise PC sales are sub-$1000 and that is not a market Apple participates in.
For the vast majority of people, normal office workers, they can use Windows or MacOS. Only specialized workers need one or the other. Hence, the decision usually comes down to price, which you correctly asserted.
Which is exactly why I predict a Macbook SE:
Laying down some facts: Apple makes the iPhone SE ($400), Watch SE ($280), and iPad (SE in spirit for $330) The iPhone 8 launched at $699. The iPhone SE, based on the iPhone 8 but with a faster SoC, is $300 cheaper. Cheapest Macbook Air right now is $1000 Apple once sold an Intel Macbook Air...
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Apple is not concerned about significantly growing PC market share just as they are not concerned about significantly growing smartphone market share.
The Mac division brings in enough revenue every year that if it was a separate company it would be in to Forbes 400. It also makes far more profit than the PC divisions of Dell, HPE, and Lenovo.
They're concerned. That's why they have the iPhone SE, Watch SE, $330 iPad, and I predict a future Macbook SE.
This isn't the old Apple. The new Apple is about selling hardware and services. In order to sell services, they need market share.
In the US, Apple owns more than 50% of the phone, tablet, wireless headset, and smart watch markets. For Macs, they only own 15% of so. See the problem? Now they have an opportunity to capture 50% of computer markets just like they did for other markets.
"Regular people" tend to buy on price over everything else. They will buy a $400 Intel/AMD "slab" laptop over a $1000 MacBook Air no matter how much faster the Air is at the tasks they do. Time is not money to that market. Money is money to that market.
Correct. Hence, why I think we will see a Macbook SE.
And yet the M1 did not double Mac sales, much less triple them. They did drive them higher, to be sure, and did drive them higher than having the actually latest generation Intel CPU did (in part because the M1 was faster than the actual latest generation Intel CPU).
Alder Lake needs to be run at power and heat levels similar to a nuclear reactor core to get better-than-Apple Silicon performance out of it. If you think putting one of those in an iMac 5K case is going to drive sales more than an M1 Pro or M1 MAX would... I strongly disagree.
Don't underestimate the effect of the halo product. Dumb people (non-geeks) won't know much about efficiency. They walk into a store thinking Intel machines are "faster" despite the obvious difference in perf/watt.