Originally Posted by
Micheal Blue
You're talking about a different class of bikes, though. Mu P24 sold for 800 bucks (CAD). Brompton for over 1300.
It's more a matter of design choice than price. The $300 Nova also has a self adjusting stem hinge and IIRC so are the Citizen bikes.
BTW, the Nova has a Dahon hinge on the main tube, with a Dahon licensing sticker.