Model comparison
Qwen3.5 397B (Reasoning) vs Qwen3 Max
Head-to-head evidence from 11 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Qwen3.5 397B (Reasoning) #56 (Estimated); Qwen3 Max #128 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Qwen3.5 397B (Reasoning) and Qwen3 Max share 11 comparable benchmark results. 0 of 8 categories are comparable. 6 results are unique to Qwen3.5 397B (Reasoning); 3 to Qwen3 Max.
Updated July 23, 2026- Shared results
- 11
- Qwen3.5 397B (Reasoning) only
- 6
- Qwen3 Max only
- 3
- Comparable categories
- 0 / 8
Benchmark data for Qwen3.5 397B (Reasoning) and Qwen3 Max is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 11 shared benchmark results across 5 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Qwen3 Max has the larger context window at 1M, compared with 128K for Qwen3.5 397B (Reasoning).
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Qwen3.5 397B (Reasoning) | Qwen3 Max | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Qwen3.5 397B (Reasoning)$0.6 input / $3.6 output | Qwen3 MaxNot available | A complete price comparison is not available. |
| Generation speedtokens per second | Qwen3.5 397B (Reasoning)Not available | Qwen3 MaxNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Qwen3.5 397B (Reasoning)Not available | Qwen3 MaxNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Qwen3.5 397B (Reasoning)128K | Qwen3 Max1M | Qwen3 Max lists the larger context window. |
Benchmark Deep Dive
Agentic6 benchmarks
| Benchmark | Qwen3.5 397B (Reasoning) | Qwen3 Max | Result |
|---|---|---|---|
| AA Agentic IndexSource | 19.9% | — | Not comparable |
| APEX-Agents-AASource | 15.3% | — | Not comparable |
| τ²-bench resultsSource | 95.6% | 74.3% | Qwen3.5 397B (Reasoning) leads |
| GDPval-AASource | 23.1% | — | Not comparable |
| GDPval-AASource | 962 | — | Not comparable |
| Gert LabsSource | — | 43.74% | Not comparable |
Coding3 benchmarks
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | Qwen3.5 397B (Reasoning) | Qwen3 Max | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 33.7% | 24.0% | Qwen3.5 397B (Reasoning) leads |
| AA-GPQA DiamondSource | 89.3% | 76.4% | Qwen3.5 397B (Reasoning) leads |
| AA-HLESource | 27.3% | 11.1% | Qwen3.5 397B (Reasoning) leads |
| AA-Omniscience IndexSource | -29.8% | -43.1% | Qwen3.5 397B (Reasoning) leads |
| AA-Omniscience AccuracySource | 31.4% | 24.4% | Qwen3.5 397B (Reasoning) leads |
| AA-Omniscience Hallucination RateSource | 89.1% | 89.4% | Qwen3.5 397B (Reasoning) leads |
Multimodal2 benchmarks
Inst. Following1 benchmarks
| Benchmark | Qwen3.5 397B (Reasoning) | Qwen3 Max | Result |
|---|---|---|---|
| AA-IFBenchSource | 78.8% | 44.1% | Qwen3.5 397B (Reasoning) leads |
Frequently Asked Questions (3)
Can I compare Qwen3.5 397B (Reasoning) and Qwen3 Max on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “coming soon”?
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
What data is available for Qwen3.5 397B (Reasoning) and Qwen3 Max today?
Qwen3.5 397B (Reasoning): $0.60 input / $3.60 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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