It's tough to say. I know we have all kinds of music come through our church, and for the most part the congregation is encouraging, or at least polite to everyone, even though some singers/musicians don't play or sing what we're used to, or in some cases they just don't play or sing well.
I've been to some predominantly white churches, and we sang, knowing that our style of music wasn't the preferred style of that particular denomination. But they would get right with us and enjoy what we were singing.
So I've had positive experiences with both, and a few negative experiences with both as well.