The cheaper Alibaba/VQCarbonCustoms intakes are starting to get popular sof ort he price, hard to beat for its mod value. But Z1 motorsports put out time and money to develop the design, so credit to them and should have the priority of support if possible.

So here is a very gerneral/basis comparison side by side

only compares the hard pipe shape and general feel in weight, silicone tube material (ply count), and filter by visual inspection.