Claude Sonnet 5 (Max) vs Qwen3.8 27B (Low)
Which is better for the money: Claude Sonnet 5 (Max) by Anthropic or Qwen3.8 27B (Low) by Alibaba? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
Claude Sonnet 5 (Max) scores 12.0 points higher (38.2 vs 26.2) but costs 6.6× as much to run the benchmark ($6998 vs $1060; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Sonnet 5 (Max) when you need intelligence above 26.2, and Qwen3.8 27B (Low) when 26.2 is enough.
| Metric | Claude Sonnet 5 (Max) | Qwen3.8 27B (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 38.2 | 26.2 | −31.4% Qwen3.8 27B (Low) is 31.4% less intelligent |
| Total AA cost (lower is better) | $6,998.25 | $1,060.08 | −84.9% Qwen3.8 27B (Low) is 84.9% cheaper |
| End-to-end time (lower is better) | 209.46s | 55.56s | −73.5% Qwen3.8 27B (Low) is 73.5% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.50 / $3.00 | |
| Input modalities | Text, Image | Text, Image, Video |
Qwen3.8 27B (Low) vs Claude Sonnet 5 (Max): 31.4% less intelligence, 84.9% less cost to run the AA benchmark, and 73.5% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Sonnet 5 (Max) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Qwen3.8 27B (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Claude Sonnet 5 (Max)Qwen3.8 27B (Low)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-sonnet-5/qwen3-8-27b-low · Markdown: /api/v1/compare/claude-sonnet-5/qwen3-8-27b-low?format=md · llms.txt · agent skill