Across 70 shared benchmarks, Qwen3.5 122B A10B scores higher on 40 and Qwen3.5 27B on 28, with 2 level. The widest gap is τ³-Bench, where Qwen3.5 27B scores 68.4 against 13.6. Qwen3.5 27B is the cheaper of the two on tracked API pricing ($0.30 against $0.40 per million input tokens).
Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing. Quoted rates are the price-setter row we currently track for each model — its direct or vendor-official listing where one exists (alibaba-official, alibaba-official), otherwise the lowest tracked offer.