Model comparison
Muse Spark 1.1 vs Qwen3.5 Plus
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 42.9 on the Noometry Index. Qwen3.5 Plus costs 2.2× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.
Last verified . 5 shared benchmarks.
Meta
Alibaba (Qwen)Summary
- They share 5 benchmarks with published results for both. Muse Spark 1.1 scores higher in 3 categories and Qwen3.5 Plus in 1 category; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.1 leads 47.1 to 32.8.
- The biggest single-benchmark swing is SimpleQA Verified: 57.8% for Muse Spark 1.1 and 25.4% for Qwen3.5 Plus.
- Qwen3.5 Plus is cheaper at $0.40 / $2.40 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.1.
- Muse Spark 1.1 accepts more context: 1.05M tokens versus 1M.
Side by side
| Muse Spark 1.1 | Qwen3.5 Plus | |
|---|---|---|
| Provider | Meta | Alibaba (Qwen) |
| Noometry Index | 49.9 | 42.9 |
| Released | 2026-04-08 | 2026-02-16 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 1M |
| Max output | 131K | 66K |
| Input $ / M tokens | $1.25 | $0.40 |
| Output $ / M tokens | $4.25 | $2.40 |
| Results tracked | 37 | 15 |
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Category by category
Coding Not comparable
Muse Spark 1.1: 51.3 (#40), Qwen3.5 Plus: —
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| DeepSWE | 53.3% | — |
| LMArena WebDev | 1542 | — |
| SciCode | 58.8% | — |
| LMArena Coding | 1498 | — |
| ALE-Bench | — | 621.92 |
Agentic & Tool Use Not comparable
Muse Spark 1.1: 30.8 (#73), Qwen3.5 Plus: —
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| Vending-Bench 2 | 6,520 | 0.54 |
| APEX-Agents | 31.8% | — |
| τ²-bench Banking | 40.5% | — |
| GBAEval | 7.9% | — |
| GDP.pdf | 15% | — |
Reasoning Muse Spark 1.1 leads
Muse Spark 1.1: 47.1 (#44), Qwen3.5 Plus: 32.8 (#74)
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| DTBench | 94.4% | 80.5% |
| LMCA | 49.9% | 36.4% |
| Epoch Capabilities Index | 154.21 | 146.78 |
| NYT Connections (extended) | 84.9% | — |
| CritPt | 15.1% | — |
| Chess Puzzles | — | 22% |
| LMArena Hard Prompts | 1486 | — |
| Mystery Game Puzzles | — | 17% |
| Surface Evolver Bench | 52.5% | — |
Math Qwen3.5 Plus leads
Muse Spark 1.1: 45.5 (#76), Qwen3.5 Plus: 49.6 (#61)
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 86.7% |
| ProofBench | 39% | — |
| LMArena Math | 1483 | — |
| FrontierMath (Feb 2025 set) | — | 21% |
| FrontierMath Tier 4 (v1) | — | 2.1% |
Knowledge Muse Spark 1.1 leads
Muse Spark 1.1: 53.1 (#59), Qwen3.5 Plus: 46.0 (#83)
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| SimpleQA Verified | 57.8% | 25.4% |
| GPQA Diamond | — | 84.8% |
| Vectara Hallucination Rate | — | 10.7% |
| LMArena Expert | 1478 | — |
Multimodal Not comparable
Muse Spark 1.1: 42.6 (#29), Qwen3.5 Plus: —
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena Vision | 1293 | — |
| LMArena Document | 1465 | — |
Multilingual Not comparable
Muse Spark 1.1: 56.7 (#17), Qwen3.5 Plus: —
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena Non-English | 1472 | — |
| LMArena Chinese | 1518 | — |
| LMArena French | 1494 | — |
| LMArena German | 1466 | — |
| LMArena Japanese | 1451 | — |
| LMArena Korean | 1458 | — |
| LMArena Russian | 1483 | — |
| LMArena Spanish | 1464 | — |
Instruction Following Not comparable
Muse Spark 1.1: 76.5 (#39), Qwen3.5 Plus: —
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena Instruction Following | 1457 | — |
Long Context Muse Spark 1.1 leads
Muse Spark 1.1: 44.8 (#58), Qwen3.5 Plus: 43.0 (#113)
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |
| LMArena Longer Query | 1462 | — |
Writing & Preference Not comparable
Muse Spark 1.1: 73.4 (#11), Qwen3.5 Plus: —
| Benchmark | Muse Spark 1.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena Text | 1479 | — |
| LMArena Creative Writing | 1437 | — |
| EQ-Bench Creative Writing | 1927 | — |
| EQ-Bench 4 | 1260 | — |
| LMArena Multi-Turn | 1485 | — |
Frequently asked questions
Is Muse Spark 1.1 better than Qwen3.5 Plus?
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 42.9 on the Noometry Index. Qwen3.5 Plus costs 2.2× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.
Which is cheaper, Muse Spark 1.1 or Qwen3.5 Plus?
Qwen3.5 Plus is cheaper. It lists at $0.40 per million input tokens and $2.40 per million output tokens; Muse Spark 1.1 lists at $1.25 and $4.25.
Which has the bigger context window?
Muse Spark 1.1 does, with 1.05M tokens against 1M.
How many benchmarks do Muse Spark 1.1 and Qwen3.5 Plus share?
5 benchmarks have published results for both models. Muse Spark 1.1 has 37 scored results on Noometry and Qwen3.5 Plus has 15.