https://uprproducts.com/16-21-camaro...oil-catch-can/
Never heard of UPR (there are so many of these things on the market) but if anything looks to be smaller volume. Interior baffling looks similar.
How you drive the car obviously makes a big difference, if you're on track and on boost all the time obviously blowby goes up. Your post isn't convincing that the Elite can is inferior