Model comparison
Granite 4.2 30b vs Muse Spark
Muse Spark is the stronger model overall, scoring 50.6 to 41.8 on the Noometry Index.
Last verified . 11 shared benchmarks.
MetaSummary
- They share 11 benchmarks with published results for both. Granite 4.2 30b scores higher in 0 categories and Muse Spark in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Muse Spark leads 65.7 to 39.1.
- Granite 4.2 30b has downloadable open weights; the other is API-only.
Side by side
| Granite 4.2 30b | Muse Spark | |
|---|---|---|
| Provider | IBM | Meta |
| Noometry Index | 41.8 | 50.6 |
| Released | — | 2026-04-08 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 11 | 27 |
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Category by category
Coding Muse Spark leads
Granite 4.2 30b: 41.0 (#126), Muse Spark: 46.2 (#69)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Coding | 1396 | 1481 |
| SciCode | — | 51.5% |
Reasoning Muse Spark leads
Granite 4.2 30b: 27.8 (#112), Muse Spark: 35.9 (#67)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Hard Prompts | 1374 | 1474 |
| CritPt | — | 11.3% |
| Epoch Capabilities Index | — | 152.04 |
Math Not comparable
Granite 4.2 30b: —, Muse Spark: 47.8 (#66)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 88.9% |
| ProofBench | — | 17% |
| LMArena Math | — | 1455 |
| FrontierMath (Feb 2025 set) | — | 39% |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Muse Spark leads
Granite 4.2 30b: 39.1 (#138), Muse Spark: 65.7 (#13)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Expert | 1406 | 1457 |
| GPQA Diamond | — | 89.8% |
| Humanity's Last Exam | — | 40.6% |
Multimodal Not comparable
Granite 4.2 30b: —, Muse Spark: 43.4 (#24)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Vision | — | 1306 |
| LMArena Document | — | 1444 |
Multilingual Muse Spark leads
Granite 4.2 30b: 47.3 (#151), Muse Spark: 56.1 (#24)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Non-English | 1340 | 1464 |
| LMArena Chinese | 1414 | 1509 |
| LMArena Russian | 1343 | 1466 |
| LMArena French | — | 1497 |
| LMArena German | — | 1497 |
| LMArena Korean | — | 1459 |
| LMArena Spanish | — | 1472 |
Instruction Following Muse Spark leads
Granite 4.2 30b: 71.2 (#155), Muse Spark: 75.9 (#51)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Instruction Following | 1347 | 1442 |
Long Context Muse Spark leads
Granite 4.2 30b: 41.4 (#140), Muse Spark: 44.4 (#69)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Longer Query | 1359 | 1451 |
Writing & Preference Muse Spark leads
Granite 4.2 30b: 53.8 (#156), Muse Spark: 66.0 (#39)
| Benchmark | Granite 4.2 30b | Muse Spark |
|---|---|---|
| LMArena Text | 1361 | 1474 |
| LMArena Creative Writing | 1288 | 1459 |
| LMArena Multi-Turn | 1339 | 1477 |
Frequently asked questions
Is Granite 4.2 30b better than Muse Spark?
Muse Spark is the stronger model overall, scoring 50.6 to 41.8 on the Noometry Index.
Is Granite 4.2 30b or Muse Spark better for coding?
Muse Spark scores higher on coding benchmarks: 46.2 versus 41.0 in the Noometry coding category.
How many benchmarks do Granite 4.2 30b and Muse Spark share?
11 benchmarks have published results for both models. Granite 4.2 30b has 11 scored results on Noometry and Muse Spark has 27.