Benchmarks are not interesting in deciding the "size class". Bigger size means more knowledge. Also, the Qwen 3.5 27B is a dense 27B active parameter model. StepFun 3.5 Flash has 11B active parameters.
reply> Bigger size means more knowledge.
replyQwen 3.5 27B beats StepFun 3.5 Flash on GPQA Diamond too, so probably no.