I've shaved with those sub-$10 razors and a $30 Merkur razor - the difference is not negligible. The Merkur's body is more solid, heavier, and generally feels

I've shaved with those sub-$10 razors and a $30 Merkur razor - the difference is not negligible. The Merkur's body is more solid, heavier, and generally feels better in my hand. I can get a decent shave with either, but I stick the the more expensive one at home and take the other when I travel.