Model comparison
Granite 4.2 30b vs Mercury
Granite 4.2 30b is the stronger model overall, scoring 41.8 to 37.6 on the Noometry Index.
Last verified . 8 shared benchmarks.
Summary
- They share 8 benchmarks with published results for both. Granite 4.2 30b scores higher in 6 categories and Mercury in 0 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Granite 4.2 30b leads 27.8 to 17.5.
- Granite 4.2 30b has downloadable open weights; the other is API-only.
Side by side
| Granite 4.2 30b | Mercury | |
|---|---|---|
| Provider | IBM | Inception |
| Noometry Index | 41.8 | 37.6 |
| Released | — | — |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 11 | 9 |
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Category by category
Coding Granite 4.2 30b leads
Granite 4.2 30b: 41.0 (#126), Mercury: 38.7 (#170)
| Benchmark | Granite 4.2 30b | Mercury |
|---|---|---|
| LMArena Coding | 1396 | 1322 |
Reasoning Granite 4.2 30b leads
Granite 4.2 30b: 27.8 (#112), Mercury: 17.5 (#293)
| Benchmark | Granite 4.2 30b | Mercury |
|---|---|---|
| LMArena Hard Prompts | 1374 | 1285 |
| Kagi LLM Benchmark | — | 21.6% |
Knowledge Not comparable
Granite 4.2 30b: 39.1 (#138), Mercury: —
| Benchmark | Granite 4.2 30b | Mercury |
|---|---|---|
| LMArena Expert | 1406 | — |
Multilingual Granite 4.2 30b leads
Granite 4.2 30b: 47.3 (#151), Mercury: 41.6 (#206)
| Benchmark | Granite 4.2 30b | Mercury |
|---|---|---|
| LMArena Non-English | 1340 | 1260 |
| LMArena Chinese | 1414 | — |
| LMArena Russian | 1343 | — |
Instruction Following Granite 4.2 30b leads
Granite 4.2 30b: 71.2 (#155), Mercury: 65.2 (#224)
| Benchmark | Granite 4.2 30b | Mercury |
|---|---|---|
| LMArena Instruction Following | 1347 | 1239 |
Long Context Granite 4.2 30b leads
Granite 4.2 30b: 41.4 (#140), Mercury: 38.4 (#198)
| Benchmark | Granite 4.2 30b | Mercury |
|---|---|---|
| LMArena Longer Query | 1359 | 1266 |
Writing & Preference Granite 4.2 30b leads
Granite 4.2 30b: 53.8 (#156), Mercury: 46.2 (#221)
| Benchmark | Granite 4.2 30b | Mercury |
|---|---|---|
| LMArena Text | 1361 | 1282 |
| LMArena Creative Writing | 1288 | 1191 |
| LMArena Multi-Turn | 1339 | 1282 |
Frequently asked questions
Is Granite 4.2 30b better than Mercury?
Granite 4.2 30b is the stronger model overall, scoring 41.8 to 37.6 on the Noometry Index.
Is Granite 4.2 30b or Mercury better for coding?
Granite 4.2 30b scores higher on coding benchmarks: 41.0 versus 38.7 in the Noometry coding category.
How many benchmarks do Granite 4.2 30b and Mercury share?
8 benchmarks have published results for both models. Granite 4.2 30b has 11 scored results on Noometry and Mercury has 9.