Model comparison
Granite 4.0 H Small vs Mercury
Mercury is the stronger model overall, scoring 37.6 to 36.5 on the Noometry Index.
Last verified . 8 shared benchmarks.
Summary
- They share 8 benchmarks with published results for both. Granite 4.0 H Small scores higher in 2 categories and Mercury in 4 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Granite 4.0 H Small leads 24.4 to 17.5.
- Granite 4.0 H Small has downloadable open weights; the other is API-only.
Side by side
| Granite 4.0 H Small | Mercury | |
|---|---|---|
| Provider | IBM | Inception |
| Noometry Index | 36.5 | 37.6 |
| Released | — | — |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 19 | 9 |
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Category by category
Coding Mercury leads
Granite 4.0 H Small: 36.4 (#209), Mercury: 38.7 (#170)
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| LMArena Coding | 1249 | 1322 |
Reasoning Granite 4.0 H Small leads
Granite 4.0 H Small: 24.4 (#163), Mercury: 17.5 (#293)
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| LMArena Hard Prompts | 1240 | 1285 |
| Kagi LLM Benchmark | — | 21.6% |
Math Not comparable
Granite 4.0 H Small: 31.4 (#223), Mercury: —
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| Omni-MATH | 29.6% | — |
| LMArena Math | 1247 | — |
Knowledge Not comparable
Granite 4.0 H Small: 32.0 (#215), Mercury: —
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| MMLU-Pro | 56.9% | — |
| Vectara Hallucination Rate | 5.2% | — |
| GPQA (HELM) | 38.3% | — |
| LMArena Expert | 1251 | — |
Multilingual Mercury leads
Granite 4.0 H Small: 38.6 (#228), Mercury: 41.6 (#206)
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| LMArena Non-English | 1216 | 1260 |
| LMArena Chinese | 1249 | — |
| LMArena Russian | 1201 | — |
| LMArena Spanish | 1258 | — |
Instruction Following Granite 4.0 H Small leads
Granite 4.0 H Small: 68.7 (#183), Mercury: 65.2 (#224)
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| LMArena Instruction Following | 1222 | 1239 |
| IFEval | 89% | — |
Long Context Too close to call
Granite 4.0 H Small: 37.7 (#213), Mercury: 38.4 (#198)
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| LMArena Longer Query | 1242 | 1266 |
Writing & Preference Mercury leads
Granite 4.0 H Small: 43.8 (#227), Mercury: 46.2 (#221)
| Benchmark | Granite 4.0 H Small | Mercury |
|---|---|---|
| LMArena Text | 1241 | 1282 |
| LMArena Creative Writing | 1211 | 1191 |
| LMArena Multi-Turn | 1242 | 1282 |
| WildBench | 73.9% | — |
Frequently asked questions
Is Granite 4.0 H Small better than Mercury?
Mercury is the stronger model overall, scoring 37.6 to 36.5 on the Noometry Index.
Is Granite 4.0 H Small or Mercury better for coding?
Mercury scores higher on coding benchmarks: 38.7 versus 36.4 in the Noometry coding category.
How many benchmarks do Granite 4.0 H Small and Mercury share?
8 benchmarks have published results for both models. Granite 4.0 H Small has 19 scored results on Noometry and Mercury has 9.