The problem you find in asking questions like this is that players who are good at 1v1 are rarely good at 4v4, and vice versa. Therefore, they may be used to playing in a certain playstyle that is completely wrong for the other format.
For example, in 1v1, the goal is to stay ahead of your opponent. You harass when...(more)
Justin Liu, Diamond Terran and a big fan of English StarCraft VODs
The most probable primary reason you are Platinum in 4v4 while being Bronze in 1v1 is that team games emphasize different skills than 1v1 games. The greater the number of players per team, the more these different skills are emphasized.
In team games, the most important skill is coordinating your actions with your teammates. In 1v1 games, the set of forc...(more)