Model comparison
Muse Spark vs Qwen3.5 27B
Muse Spark is the stronger model overall, scoring 50.6 to 41.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
Meta
Alibaba (Qwen)Summary
- They share 17 benchmarks with published results for both. Muse Spark scores higher in 9 categories and Qwen3.5 27B in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Muse Spark leads 65.7 to 38.0.
- Qwen3.5 27B has downloadable open weights; the other is API-only.
Side by side
| Muse Spark | Qwen3.5 27B | |
|---|---|---|
| Provider | Meta | Alibaba (Qwen) |
| Noometry Index | 50.6 | 41.9 |
| Released | 2026-04-08 | 2026-02-23 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $2.40 |
| Results tracked | 27 | 28 |
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Category by category
Coding Muse Spark leads
Muse Spark: 46.2 (#69), Qwen3.5 27B: 38.9 (#168)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Coding | 1481 | 1427 |
| LMArena WebDev | — | 1358 |
| SciCode | 51.5% | — |
| WeirdML | — | 39.5% |
| ALE-Bench | — | 349.45 |
Agentic & Tool Use Not comparable
Muse Spark: —, Qwen3.5 27B: —
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| Vending-Bench 2 | — | 201.98 |
Reasoning Muse Spark leads
Muse Spark: 35.9 (#67), Qwen3.5 27B: 27.5 (#117)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Hard Prompts | 1474 | 1414 |
| NYT Connections (extended) | — | 47.9% |
| CritPt | 11.3% | — |
| Thematic Generalization | — | 45.5% |
| DTBench | — | 82.4% |
| LMCA | — | 34% |
| Epoch Capabilities Index | 152.04 | — |
Math Muse Spark leads
Muse Spark: 47.8 (#66), Qwen3.5 27B: 38.8 (#127)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Math | 1455 | 1429 |
| MathArena Final-Answer Competitions | — | 56.7% |
| OTIS Mock AIME 2024-2025 | 88.9% | — |
| ProofBench | 17% | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |
Knowledge Muse Spark leads
Muse Spark: 65.7 (#13), Qwen3.5 27B: 38.0 (#150)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Expert | 1457 | 1428 |
| GPQA Diamond | 89.8% | — |
| Humanity's Last Exam | 40.6% | — |
| Vectara Hallucination Rate | — | 12.1% |
Multimodal Muse Spark leads
Muse Spark: 43.4 (#24), Qwen3.5 27B: 39.4 (#59)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Vision | 1306 | 1241 |
| LMArena Document | 1444 | — |
Multilingual Muse Spark leads
Muse Spark: 56.1 (#24), Qwen3.5 27B: 50.8 (#115)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Non-English | 1464 | 1390 |
| LMArena Chinese | 1509 | 1478 |
| LMArena French | 1497 | 1410 |
| LMArena German | 1497 | 1393 |
| LMArena Korean | 1459 | 1358 |
| LMArena Russian | 1466 | 1390 |
| LMArena Spanish | 1472 | 1407 |
| LMArena Japanese | — | 1345 |
Instruction Following Muse Spark leads
Muse Spark: 75.9 (#51), Qwen3.5 27B: 73.5 (#119)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Instruction Following | 1442 | 1393 |
Long Context Muse Spark leads
Muse Spark: 44.4 (#69), Qwen3.5 27B: 43.1 (#106)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Longer Query | 1451 | 1413 |
Writing & Preference Muse Spark leads
Muse Spark: 66.0 (#39), Qwen3.5 27B: 59.3 (#111)
| Benchmark | Muse Spark | Qwen3.5 27B |
|---|---|---|
| LMArena Text | 1474 | 1409 |
| LMArena Creative Writing | 1459 | 1362 |
| LMArena Multi-Turn | 1477 | 1410 |
Frequently asked questions
Is Muse Spark better than Qwen3.5 27B?
Muse Spark is the stronger model overall, scoring 50.6 to 41.9 on the Noometry Index.
Is Muse Spark or Qwen3.5 27B better for coding?
Muse Spark scores higher on coding benchmarks: 46.2 versus 38.9 in the Noometry coding category.
How many benchmarks do Muse Spark and Qwen3.5 27B share?
17 benchmarks have published results for both models. Muse Spark has 27 scored results on Noometry and Qwen3.5 27B has 28.