- 重量级 zhòngliàngjí heavyweightthe heavyweight class in sports competitions such as boxing or wrestling
- 轻量级 qīngliàngjí lightweightlightweight (boxing etc)
- 数量级 shùliàngjí order of magnitude(math.) order of magnitude
- 中量级 zhōngliàngjí middleweightmiddleweight (boxing etc)
- 次重量级 cìzhòngliàngjí cruiserweightmiddle heavyweight class (boxing etc)