Claude Opus 5.5 (Xhigh, Default Fallback) vs Qwen3.6 27B (Reasoning)
Which is better for the money: Claude Opus 5.5 (Xhigh, Default Fallback) by Anthropic or Qwen3.6 27B (Reasoning) by Alibaba? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Depends on your budget
Claude Opus 5.5 (Xhigh, Default Fallbac… scores 34.6 points higher (56.0 vs 21.4) but costs 3.5× as much to run the benchmark ($4057 vs $1145; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5.5 (Xhigh, Default Fallbac… when you need intelligence above 21.4, and Qwen3.6 27B (Reasoning) when 21.4 is enough.
| Metric | Claude Opus 5.5 (Xhigh, Default Fallback) | Qwen3.6 27B (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 56.0 | 21.4 | −61.8% Qwen3.6 27B (Reasonin… is 61.8% less intelligent |
| Total AA cost (lower is better) | $4,056.65 | $1,145.36 | −71.8% Qwen3.6 27B (Reasonin… is 71.8% cheaper |
| End-to-end time (lower is better) | 127.77s | 111.41s | −12.8% Qwen3.6 27B (Reasonin… is 12.8% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $0.60 / $3.60 | |
| Input modalities | Text, Image | Text, Image, Video |
Qwen3.6 27B (Reasoning) vs Claude Opus 5.5 (Xhigh, Default Fallback): 61.8% less intelligence, 71.8% less cost to run the AA benchmark, and 12.8% faster end-to-end.
Against the frontier
- Claude Opus 5.5 (Xhigh, Default Fallback) is on today's frontier: nothing is both smarter and cheaper.
- Qwen3.6 27B (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Compare something else
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-5-xhigh/qwen3-6-27b · Markdown: /api/v1/compare/claude-opus-5-5-xhigh/qwen3-6-27b?format=md · llms.txt · agent skill