Model comparison
Gemma 4 31B IT vs Muse Spark 1.1
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 43.2 on the Noometry Index. Gemma 4 31B IT costs 13× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.
Last verified . 27 shared benchmarks.
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MetaSummary
- They share 27 benchmarks with published results for both. Gemma 4 31B IT scores higher in 0 categories and Muse Spark 1.1 in 9 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.1 leads 45.9 to 26.4.
- The biggest single-benchmark swing is SimpleQA Verified: 10.4% for Gemma 4 31B IT and 57.8% for Muse Spark 1.1.
- Gemma 4 31B IT is cheaper at $0.09 / $0.34 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 262K.
- Gemma 4 31B IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 4 31B IT | Muse Spark 1.1 | |
|---|---|---|
| Provider | Meta | |
| Noometry Index | 43.2 | 49.9 |
| Released | 2026-04-02 | 2026-04-08 |
| Weights | Open | Proprietary |
| Context window | 262K | 1.05M |
| Max output | 33K | 131K |
| Input $ / M tokens | $0.09 | $1.25 |
| Output $ / M tokens | $0.34 | $4.25 |
| Results tracked | 35 | 36 |
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Category by category
Coding Muse Spark 1.1 leads
Gemma 4 31B IT: 41.9 (#98), Muse Spark 1.1: 50.8 (#38)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| LMArena WebDev | 1364 | 1542 |
| SciCode | 43.4% | 58.8% |
| LMArena Coding | 1459 | 1497 |
| DeepSWE | — | 53.3% |
| WeirdML | 52.3% | — |
| ALE-Bench | 925.5 | — |
Agentic & Tool Use Not comparable
Gemma 4 31B IT: —, Muse Spark 1.1: 33.9 (#45)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| τ²-bench Banking | — | 40.5% |
| GBAEval | — | 7.9% |
| GDP.pdf | — | 15% |
| Vending-Bench 2 | — | 6,520 |
Reasoning Muse Spark 1.1 leads
Gemma 4 31B IT: 26.4 (#119), Muse Spark 1.1: 45.9 (#41)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| NYT Connections (extended) | 70.6% | 84.9% |
| CritPt | 1.4% | 15.1% |
| LMArena Hard Prompts | 1448 | 1486 |
| DTBench | 82.7% | 94.4% |
| LMCA | 39.3% | 49.9% |
| Surface Evolver Bench | 30.6% | 52.5% |
| Epoch Capabilities Index | 142.74 | 154.32 |
| Kagi LLM Benchmark | 63.5% | — |
| Chess Puzzles | 5% | — |
| Thematic Generalization | 53% | — |
Math Muse Spark 1.1 leads
Gemma 4 31B IT: 41.3 (#72), Muse Spark 1.1: 44.0 (#67)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| LMArena Math | 1464 | 1477 |
| OTIS Mock AIME 2024-2025 | 73.3% | — |
| ProofBench | — | 39% |
Knowledge Muse Spark 1.1 leads
Gemma 4 31B IT: 37.9 (#141), Muse Spark 1.1: 52.8 (#55)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| SimpleQA Verified | 10.4% | 57.8% |
| LMArena Expert | 1465 | 1480 |
| GPQA Diamond | 75.8% | — |
| Vectara Hallucination Rate | 7.4% | — |
Multimodal Too close to call
Gemma 4 31B IT: 41.0 (#32), Muse Spark 1.1: 41.9 (#28)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| LMArena Vision | 1278 | 1292 |
| LMArena Document | 1425 | 1465 |
Multilingual Muse Spark 1.1 leads
Gemma 4 31B IT: 54.0 (#52), Muse Spark 1.1: 56.8 (#16)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| LMArena Non-English | 1431 | 1471 |
| LMArena Chinese | 1478 | 1518 |
| LMArena French | 1436 | 1494 |
| LMArena Russian | 1462 | 1482 |
| LMArena Spanish | 1443 | 1471 |
| LMArena German | — | 1466 |
| LMArena Japanese | — | 1445 |
| LMArena Korean | — | 1459 |
Instruction Following Muse Spark 1.1 leads
Gemma 4 31B IT: 75.6 (#58), Muse Spark 1.1: 76.8 (#36)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| LMArena Instruction Following | 1433 | 1457 |
Long Context Too close to call
Gemma 4 31B IT: 44.2 (#67), Muse Spark 1.1: 44.8 (#55)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| LMArena Longer Query | 1446 | 1463 |
Writing & Preference Muse Spark 1.1 leads
Gemma 4 31B IT: 60.7 (#92), Muse Spark 1.1: 73.6 (#11)
| Benchmark | Gemma 4 31B IT | Muse Spark 1.1 |
|---|---|---|
| LMArena Text | 1443 | 1479 |
| LMArena Creative Writing | 1416 | 1440 |
| EQ-Bench Creative Writing | 1368 | 1927 |
| EQ-Bench 4 | 1120 | 1260 |
| LMArena Multi-Turn | 1452 | 1484 |
Frequently asked questions
Is Gemma 4 31B IT better than Muse Spark 1.1?
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 43.2 on the Noometry Index. Gemma 4 31B IT costs 13× 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, Gemma 4 31B IT or Muse Spark 1.1?
Gemma 4 31B IT is cheaper. It lists at $0.09 per million input tokens and $0.34 per million output tokens; Muse Spark 1.1 lists at $1.25 and $4.25.
Is Gemma 4 31B IT or Muse Spark 1.1 better for coding?
Muse Spark 1.1 scores higher on coding benchmarks: 50.8 versus 41.9 in the Noometry coding category.
Which has the bigger context window?
Muse Spark 1.1 does, with 1.05M tokens against 262K.
How many benchmarks do Gemma 4 31B IT and Muse Spark 1.1 share?
27 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Muse Spark 1.1 has 36.