The new technology gave them a 'competitive' advantage/edge. [=a better chance than others of winning or succeeding]
It is a very 'competitive' job market. [=a situation in which a lot of people are trying to get jobs]
We offer great service at 'competitive' rates. [=rates that are close to those of other companies]
(..) Honey, you know why we can't do that. I promise I'll slow up. I'll only be the best by a tiny bit. Dashiell Robert Parr, you are an incredibly competitive boy. And a bit of a showoff. The last thing you need is temptation. You always say, "Do your best." But you don't really mean it. (..)2004 The Incredibles