I think the point is to try to convince MacBook users who haven't looked to upgrade yet rather than something trying to make a comparison to other non-mac model

I think the point is to try to convince MacBook users who haven't looked to upgrade yet rather than something trying to make a comparison to other non-mac models you could buy today. From that perspective it's perfectly valid, even if it doesn't tick the boxes of what others might want from a different comparison perspective.