You can compare reviews and measurements by Shady here on AH.
Our review of the Perlisten D215s dual driver, push pull subwoofer proved it to be one of the most advanced and accurate on the planet per decibel of output as well as per cubic foot of space.
www.audioholics.com
SVS touts their new 16-Ultra series subwoofers the most advanced in the world. We reviewed the PB16-Ultra which sports a 16" driver with 8" voice coil powered by 1500 watts to verify their claim.
www.audioholics.com
Will there be a difference between them?

I would expect so. whether it matters to you and your usage scenario is only something you can answer for yourself.
Perhaps
@shadyJ can add some insight, especially if you have some specific questions about the results! :0