Model comparison
Grok 4.1 vs o4-mini
Grok 4.1 and o4-mini score almost the same on the Noometry Index (41.5 vs 41.6), so choose on price, context window or the category you care about most.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Grok 4.1 scores higher in 4 categories and o4-mini in 5 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.1 leads 62.4 to 54.0.
Side by side
| Grok 4.1 | o4-mini | |
|---|---|---|
| Provider | xAI | OpenAI |
| Noometry Index | 41.5 | 41.6 |
| Released | 2025-11-17 | 2025-04-16 |
| Weights | Proprietary | Proprietary |
| Context window | — | 200K |
| Max output | — | 100K |
| Input $ / M tokens | — | $1.10 |
| Output $ / M tokens | — | $4.40 |
| Results tracked | 19 | 60 |
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Category by category
Coding o4-mini leads
Grok 4.1: 33.7 (#253), o4-mini: 40.9 (#127)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Coding | 1445 | 1368 |
| SWE-bench Verified (bash only) | — | 45% |
| Aider Polyglot | — | 72% |
| LMArena WebDev | 1214 | — |
| GSO | — | 3.6% |
| WeirdML | — | 52.6% |
| CadEval | — | 62% |
| ALE-Bench | — | 826.17 |
| AlgoTune | — | 1.72 |
Agentic & Tool Use Grok 4.1 leads
Grok 4.1: 34.1 (#49), o4-mini: 32.6 (#61)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 53.2% |
| GDPval | — | 25.3% |
| Cybench | 39% | — |
| METR Time Horizons | — | 63.9% |
Reasoning Grok 4.1 leads
Grok 4.1: 29.5 (#91), o4-mini: 24.6 (#162)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Hard Prompts | 1435 | 1351 |
| ARC-AGI-2 | — | 6.1% |
| SimpleBench | — | 38.7% |
| Kagi LLM Benchmark | — | 67.6% |
| ARC-AGI-1 | — | 58.7% |
| CritPt | — | 0.6% |
| Chess Puzzles | — | 26% |
| EnigmaEval | — | 9.2% |
| Mystery Game Puzzles | — | 5% |
| DTBench | — | 77.6% |
| LMCA | — | 26.5% |
| Epoch Capabilities Index | — | 145.64 |
| ForecastBench | — | 61.8 |
Math o4-mini leads
Grok 4.1: 38.9 (#120), o4-mini: 40.8 (#89)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Math | 1422 | 1389 |
| FrontierMath (Tiers 1-3) | — | 36.1% |
| FrontierMath Tier 4 | — | 4.9% |
| OTIS Mock AIME 2024-2025 | — | 81.7% |
| Omni-MATH | — | 72% |
| MATH Level 5 | — | 97.8% |
| FrontierMath (Feb 2025 set) | — | 24.8% |
| FrontierMath Tier 4 (v1) | — | 6.3% |
Knowledge o4-mini leads
Grok 4.1: 39.5 (#133), o4-mini: 43.6 (#91)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Expert | 1417 | 1343 |
| GPQA Diamond | — | 79.6% |
| Humanity's Last Exam | — | 18.1% |
| SimpleQA Verified | — | 19.6% |
| MMLU-Pro | — | 82% |
| Confabulations | — | 15.8% |
| Vectara Hallucination Rate | — | 18.6% |
| GPQA (HELM) | — | 73.5% |
Multimodal Not comparable
Grok 4.1: —, o4-mini: 40.2 (#49)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Vision | — | 1194 |
| GeoBench | — | 64% |
| VPCT | — | 57.5% |
Multilingual Grok 4.1 leads
Grok 4.1: 53.4 (#68), o4-mini: 47.0 (#154)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Non-English | 1425 | 1337 |
| LMArena Chinese | 1465 | 1354 |
| LMArena French | 1448 | 1364 |
| LMArena German | 1446 | 1336 |
| LMArena Japanese | 1397 | 1308 |
| LMArena Korean | 1407 | 1312 |
| LMArena Russian | 1434 | 1334 |
| LMArena Spanish | 1438 | 1347 |
Instruction Following o4-mini leads
Grok 4.1: 73.8 (#111), o4-mini: 75.2 (#68)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Instruction Following | 1400 | 1321 |
| IFEval | — | 92.8% |
Long Context o4-mini leads
Grok 4.1: 43.2 (#100), o4-mini: 45.5 (#33)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Longer Query | 1416 | 1315 |
| Fiction.LiveBench | — | 77.8% |
Writing & Preference Grok 4.1 leads
Grok 4.1: 62.4 (#75), o4-mini: 54.0 (#152)
| Benchmark | Grok 4.1 | o4-mini |
|---|---|---|
| LMArena Text | 1437 | 1353 |
| LMArena Creative Writing | 1411 | 1294 |
| LMArena Multi-Turn | 1437 | 1350 |
| Short-Story Creative Writing | — | 75% |
| WildBench | — | 85.4% |
Frequently asked questions
Is Grok 4.1 better than o4-mini?
Grok 4.1 and o4-mini score almost the same on the Noometry Index (41.5 vs 41.6), so choose on price, context window or the category you care about most.
Is Grok 4.1 or o4-mini better for coding?
o4-mini scores higher on coding benchmarks: 40.9 versus 33.7 in the Noometry coding category.
How many benchmarks do Grok 4.1 and o4-mini share?
17 benchmarks have published results for both models. Grok 4.1 has 19 scored results on Noometry and o4-mini has 60.