# Muse Spark 1.1 vs Qwen3.5 397B

> Side-by-side benchmark comparison for Muse Spark 1.1 and Qwen3.5 397B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/muse-spark-1-1-vs-qwen3-5-397b
- Last updated: October 7, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Muse Spark 1.1 leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Muse Spark 1.1 has the higher overall point estimate 65.95 to 53.97. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in agentic, where the averages are 56.9 for Muse Spark 1.1 and 39.8 for Qwen3.5 397B.
- The biggest single benchmark swing is MCP Atlas in Agentic, with scores of 88.1% and 46.1%.
- Muse Spark 1.1 also has the larger context window at 1M.

## Model Snapshot

| Property | Muse Spark 1.1 | Qwen3.5 397B |
|----------|----------|----------|
| Creator | Meta | Alibaba |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Non-Reasoning |
| Context | 1M | 128K |
| Overall Score | 65.95 | 53.97 |
| Benchmarks Covered | 26 | 38 |
| Pricing (input/output) | N/A | $0.60 / $3.60 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Muse Spark 1.1 public-lane score: 56.9 (Supported · #32/122)
- Qwen3.5 397B public-lane score: 39.8 (Estimated · #61/122)

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 80.0% | Coming soon | Coming soon |
| MCP Atlas | 88.1% | 46.1% | Muse Spark 1.1 |
| Toolathlon | 75.6% | 36.3% | Muse Spark 1.1 |
| OSWorld-Verified | 80.8% | Coming soon | Coming soon |
| WebArena-Verified | 69% | Coming soon | Coming soon |
| DeepSearchQA | 84.9% | Coming soon | Coming soon |
| CyberGym | 59.0% | Coming soon | Coming soon |
| Finance Agent v2 | 57.2% | Coming soon | Coming soon |
| deepSwe | 53.3% | Coming soon | Coming soon |
| OSWorld 2.0 | 14.2% | Coming soon | Coming soon |
| JobBench | 54.7% | Coming soon | Coming soon |
| Cybench | 92.9% | Coming soon | Coming soon |
| ExploitGym | 0.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 69.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 52.5% | Coming soon |
| BrowseComp | Coming soon | 62% | Coming soon |
| Claw-Eval | Coming soon | 56.8% | Coming soon |
| QwenClawBench | Coming soon | 51.8% | Coming soon |
| τ³-bench results | Coming soon | 68.4% | Coming soon |
| VITA-Bench | Coming soon | 43.7% | Coming soon |
| DeepPlanning | Coming soon | 37.6% | Coming soon |
| MCP-Tasks | Coming soon | 74.2% | Coming soon |
| WideResearch | Coming soon | 74.0% | Coming soon |
| Gert Labs | Coming soon | 46.76% | Coming soon |
| ResearchClawBench | Coming soon | 14.2% | Coming soon |

### Coding

- Winner: Not comparable
- Muse Spark 1.1 public-lane score: 54.2 (Supported · #35/146)
- Qwen3.5 397B public-lane score: Coming soon

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 80.0% | Coming soon | Coming soon |
| SWE-bench Pro | 61.5% | 50.9% | Muse Spark 1.1 |
| LiveCodeBench (Vals) | 85.9% | Coming soon | Coming soon |
| SWE-bench (Vals) | 82.0% | Coming soon | Coming soon |
| SWE-bench Verified | Coming soon | 76.2% | Coming soon |
| LiveCodeBench v6 | Coming soon | 83.6% | Coming soon |

### Reasoning

- Winner: Not comparable
- Muse Spark 1.1 public-lane score: 75.7 (Unranked · 3 rankable rows)
- Qwen3.5 397B public-lane score: 61 (Unranked · 2 rankable rows)

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| MRCR 1M | 54.1% | Coming soon | Coming soon |
| LongBench v2 | Coming soon | 63.2% | Coming soon |
| AI-Needle | Coming soon | 68.7% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Muse Spark 1.1 public-lane score: 78.3 (Unranked · 2 rankable rows)
- Qwen3.5 397B public-lane score: 63.9 (#27/49)

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 88.4% | 80.8% | Muse Spark 1.1 |
| BabyVision | 76.3% | Coming soon | Coming soon |
| MMMU-Pro | Coming soon | 79% | Coming soon |
| MathVision | Coming soon | 88.6% | Coming soon |
| VideoMMMU | Coming soon | 84.7% | Coming soon |
| ScreenSpot Pro | Coming soon | 65.6% | Coming soon |
| V* | Coming soon | 95.8% | Coming soon |

### Knowledge

- Winner: Directional only
- Muse Spark 1.1 public-lane score: 66.7 (Supported · #21/174)
- Qwen3.5 397B public-lane score: 49.7 (Estimated · #68/174)

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| HLE | 62.1% | 28.7% | Muse Spark 1.1 |
| HLE w/o tools | 52.2% | Coming soon | Coming soon |
| HealthBench Professional | 59.3% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 91.2% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 88.7% | Coming soon | Coming soon |
| GPQA | Coming soon | 88.4% | Coming soon |
| SuperGPQA | Coming soon | 70.4% | Coming soon |
| MMLU-Pro | Coming soon | 87.8% | Coming soon |
| MMLU-Redux | Coming soon | 94.9% | Coming soon |
| C-Eval | Coming soon | 93% | Coming soon |

### Multilingual

- Winner: Not comparable
- Muse Spark 1.1 public-lane score: Coming soon
- Qwen3.5 397B public-lane score: 93.8 (#5/16)

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 84.7% | Coming soon |
| NOVA-63 | Coming soon | 59.1% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Muse Spark 1.1 public-lane score: Coming soon
- Qwen3.5 397B public-lane score: 0 (#125/125)

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 92.6% | Coming soon |

### Mathematics

- Winner: Not comparable
- Muse Spark 1.1 public-lane score: Coming soon
- Qwen3.5 397B public-lane score: 73.5 (Unranked · 5 rankable rows)

| Benchmark | Muse Spark 1.1 | Qwen3.5 397B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | Coming soon | 93.3% | Coming soon |
| HMMT Feb 2025 | Coming soon | 94.8% | Coming soon |
| HMMT Nov 2025 | Coming soon | 92.7% | Coming soon |
| HMMT Feb 2026 | Coming soon | 87.9% | Coming soon |
| MMAnswerBench | Coming soon | 80.9% | Coming soon |

## FAQ

### Which is better overall, Muse Spark 1.1 or Qwen3.5 397B?

Muse Spark 1.1 has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Muse Spark 1.1 and Qwen3.5 397B?

The widest category gap is in agentic, where the averages are 56.9 for Muse Spark 1.1 and 39.8 for Qwen3.5 397B.

### How many benchmarks does Muse Spark 1.1 cover on BenchLM?

Muse Spark 1.1 currently has 26 sourced benchmark scores on BenchLM.

### How many benchmarks does Qwen3.5 397B cover on BenchLM?

Qwen3.5 397B currently has 38 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Muse Spark 1.1 vs Muse Spark 1.2](/compare/muse-spark-1-1-vs-muse-spark-1-2)
- [Qwen3.5 397B vs Muse Spark 1.2](/compare/muse-spark-1-2-vs-qwen3-5-397b)
- [Muse Spark 1.1 vs Muse Spark](/compare/muse-spark-vs-muse-spark-1-1)
- [Qwen3.5 397B vs Muse Spark](/compare/muse-spark-vs-qwen3-5-397b)

## Explore More

- [Muse Spark 1.1 profile](/models/muse-spark-1-1)
- [Qwen3.5 397B profile](/models/qwen3-5-397b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)