Model comparison
Granite 4.0 Micro vs Grok-3 mini
Grok-3 mini is the stronger model overall, scoring 41.2 to 29.0 on the Noometry Index.
Last verified . 7 shared benchmarks.
Summary
- They share 7 benchmarks with published results for both. Granite 4.0 Micro scores higher in 1 category and Grok-3 mini in 4 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-3 mini leads 46.4 to 9.9.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.8% for Granite 4.0 Micro and 77.8% for Grok-3 mini.
- Granite 4.0 Micro has downloadable open weights; the other is API-only.
Side by side
| Granite 4.0 Micro | Grok-3 mini | |
|---|---|---|
| Provider | IBM | xAI |
| Noometry Index | 29.0 | 41.2 |
| Released | 2025-10-02 | 2025-04-09 |
| Weights | Open | Proprietary |
| Context window | 131K | — |
| Max output | 118K | — |
| Input $ / M tokens | $0.017 | — |
| Output $ / M tokens | $0.11 | — |
| Results tracked | 8 | 35 |
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Category by category
Coding Not comparable
Granite 4.0 Micro: —, Grok-3 mini: 40.8 (#131)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| Aider Polyglot | — | 49.3% |
| WeirdML | — | 42.6% |
| LMArena Coding | — | 1379 |
Reasoning Granite 4.0 Micro leads
Granite 4.0 Micro: 19.2 (#265), Grok-3 mini: 13.6 (#334)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| ARC-AGI-2 | — | 0.4% |
| Kagi LLM Benchmark | — | 61.3% |
| ARC-AGI-1 | — | 16.5% |
| Chess Puzzles | 0% | — |
| LMArena Hard Prompts | — | 1375 |
| Epoch Capabilities Index | — | 140.35 |
Math Grok-3 mini leads
Granite 4.0 Micro: 12.0 (#307), Grok-3 mini: 42.1 (#85)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.8% | 77.8% |
| Omni-MATH | 20.9% | 31.8% |
| LMArena Math | — | 1386 |
| MATH Level 5 | — | 90.9% |
| FrontierMath (Feb 2025 set) | — | 5.9% |
Knowledge Grok-3 mini leads
Granite 4.0 Micro: 9.9 (#304), Grok-3 mini: 46.4 (#81)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| GPQA Diamond | 28.3% | 76.3% |
| MMLU-Pro | 39.5% | 79.9% |
| GPQA (HELM) | 30.7% | 67.5% |
| Confabulations | — | 10.8% |
| LMArena Expert | — | 1395 |
Multilingual Not comparable
Granite 4.0 Micro: —, Grok-3 mini: 48.1 (#145)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| LMArena Non-English | — | 1352 |
| LMArena Chinese | — | 1387 |
| LMArena French | — | 1357 |
| LMArena German | — | 1349 |
| LMArena Japanese | — | 1342 |
| LMArena Korean | — | 1335 |
| LMArena Russian | — | 1353 |
| LMArena Spanish | — | 1381 |
Instruction Following Grok-3 mini leads
Granite 4.0 Micro: 69.9 (#169), Grok-3 mini: 78.5 (#9)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| IFEval | 84.9% | 95.1% |
| LMArena Instruction Following | — | 1357 |
Long Context Not comparable
Granite 4.0 Micro: —, Grok-3 mini: 41.0 (#147)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| Fiction.LiveBench | — | 66.7% |
| LMArena Longer Query | — | 1372 |
Writing & Preference Grok-3 mini leads
Granite 4.0 Micro: 46.7 (#216), Grok-3 mini: 52.5 (#169)
| Benchmark | Granite 4.0 Micro | Grok-3 mini |
|---|---|---|
| WildBench | 67% | 65.1% |
| LMArena Text | — | 1370 |
| LMArena Creative Writing | — | 1342 |
| Short-Story Creative Writing | — | 73.5% |
| LMArena Multi-Turn | — | 1355 |
Frequently asked questions
Is Granite 4.0 Micro better than Grok-3 mini?
Grok-3 mini is the stronger model overall, scoring 41.2 to 29.0 on the Noometry Index.
How many benchmarks do Granite 4.0 Micro and Grok-3 mini share?
7 benchmarks have published results for both models. Granite 4.0 Micro has 8 scored results on Noometry and Grok-3 mini has 35.