# Granite 4.2 3b vs Grok 4.7

> Grok 4.7 is the stronger model overall, scoring 46.6 to 39.0 on the Noometry Index.

- Canonical page: https://noometry.com/compare/granite-4-2-3b-vs-grok-4-7
- Last updated: 2026-10-10
- Shared benchmarks: 11

## Summary

- They share 11 benchmarks with published results for both. Granite 4.2 3b scores higher in 0 categories and Grok 4.7 in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.7 leads 70.1 to 47.9.
- Granite 4.2 3b has downloadable open weights; the other is API-only.

## Snapshot

| | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| Provider | IBM | xAI |
| Noometry Index | 39.0 | 46.6 |
| Rank | 163 | 56 |
| Context | — | 500K |
| Input $/M | — | $2 |
| Output $/M | — | $6 |
| Weights | Open | Proprietary |

## Coding

- Granite 4.2 3b: 39.4 (#146)
- Grok 4.7: 55.0 (#23)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| LMArena Coding | 1363 | 1423 |
| CursorBench | — | 46.3% |
| LMArena WebDev | — | 1636 |
| FrontierSWE | — | 29.5% |
| SciCode | — | 57.4% |

## Reasoning

- Granite 4.2 3b: 25.0 (#136)
- Grok 4.7: 40.1 (#49)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| LMArena Hard Prompts | 1308 | 1409 |
| NYT Connections (extended) | — | 76.8% |
| CritPt | — | 17.7% |

## Math

- Granite 4.2 3b: —
- Grok 4.7: 41.1 (#73)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| ProofBench | — | 34% |
| LMArena Math | — | 1393 |

## Knowledge

- Granite 4.2 3b: 35.6 (#169)
- Grok 4.7: 38.7 (#130)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| LMArena Expert | 1313 | 1413 |

## Multimodal

- Granite 4.2 3b: —
- Grok 4.7: 28.8 (#107)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| Furniture Assembly | — | 20.8% |

## Multilingual

- Granite 4.2 3b: 42.4 (#193)
- Grok 4.7: 51.2 (#108)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| LMArena Non-English | 1268 | 1392 |
| LMArena Chinese | 1268 | 1476 |
| LMArena Russian | 1249 | 1396 |

## Instruction Following

- Granite 4.2 3b: 67.2 (#195)
- Grok 4.7: 74.3 (#98)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| LMArena Instruction Following | 1271 | 1406 |

## Long Context

- Granite 4.2 3b: 39.3 (#179)
- Grok 4.7: 43.2 (#97)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| LMArena Longer Query | 1293 | 1416 |

## Writing & Preference

- Granite 4.2 3b: 47.9 (#202)
- Grok 4.7: 70.1 (#23)

| Benchmark | Granite 4.2 3b | Grok 4.7 |
|---|---|---|
| LMArena Text | 1295 | 1397 |
| LMArena Creative Writing | 1215 | 1391 |
| LMArena Multi-Turn | 1293 | 1389 |
| EQ-Bench Creative Writing | — | 2007 |

## FAQ

### Is Granite 4.2 3b better than Grok 4.7?

Grok 4.7 is the stronger model overall, scoring 46.6 to 39.0 on the Noometry Index.

### Is Granite 4.2 3b or Grok 4.7 better for coding?

Grok 4.7 scores higher on coding benchmarks: 55.0 versus 39.4 in the Noometry coding category.

### How many benchmarks do Granite 4.2 3b and Grok 4.7 share?

11 benchmarks have published results for both models. Granite 4.2 3b has 11 scored results on Noometry and Grok 4.7 has 21.