Team Sand, In case everyone forget Gaara was a Jinchuriki and just because he doesn't have Shukaku anymore it doesn't make him any less formidable.
Remember he never controlled it and never slept while he had it, he was insane and definitely fatigue from lack of sleep so I believe he is stronger without it.
Team cloud has a lot of speed and power but Sand team has the ultimate defense which will overwhelm the Cloud bros.