Whether these are real or fake is unverified at the moment, but remember that last time we got leaked images for this film, it turned out they were real.
#SonicMovie rumour: Multiple images featuring an alleged redesigned Sonic has surfaced online. This is a RUMOUR! We are working to confirm its authenticity. (h/t BestInTheGalaxy) pic.twitter.com/ZFLqBcANM5— Tails' Channel - Celebrating 10 Years! (@TailsChannel) October 14, 2019
I think it looks really good. Especially the second image.
Like I said before, I'll go see this movie out of principle, because they delayed it to fix the design, which can't be cheap.