# Grok 4.7 vs o3

> Grok 4.7 and o3 score almost the same on the Noometry Index (46.6 vs 47.4), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/grok-4-7-vs-o3
- Last updated: 2026-10-10
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. Grok 4.7 scores higher in 4 categories and o3 in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where o3 leads 54.5 to 38.7.
- The biggest single-benchmark swing is CritPt: 17.7% for Grok 4.7 and 1.4% for o3.
- Grok 4.7 is cheaper at $2 / $6 per million input/output tokens, against $2 / $8 for o3.
- Grok 4.7 accepts more context: 500K tokens versus 200K.

## Snapshot

| | Grok 4.7 | o3 |
|---|---|---|
| Provider | xAI | OpenAI |
| Noometry Index | 46.6 | 47.4 |
| Rank | 56 | 53 |
| Context | 500K | 200K |
| Input $/M | $2 | $2 |
| Output $/M | $6 | $8 |
| Weights | Proprietary | Proprietary |

## Coding

- Grok 4.7: 55.0 (#23)
- o3: 47.3 (#57)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Coding | 1423 | 1408 |
| SWE-bench Verified | — | 62.3% |
| SWE-bench Verified (bash only) | — | 58.4% |
| Aider Polyglot | — | 81.3% |
| CursorBench | 46.3% | — |
| LMArena WebDev | 1636 | — |
| FrontierSWE | 29.5% | — |
| SciCode | 57.4% | — |
| GSO | — | 8.8% |
| WeirdML | — | 52.4% |
| CadEval | — | 74% |
| ALE-Bench | — | 933.55 |

## Agentic & Tool Use

- Grok 4.7: —
- o3: 34.3 (#42)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 63% |
| GDPval | — | 30.8% |
| DeepResearch Bench | — | 45.2% |
| OSWorld | — | 23% |
| LMArena Search | — | 1144 |
| METR Time Horizons | — | 65.4% |

## Reasoning

- Grok 4.7: 40.1 (#49)
- o3: 32.1 (#66)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| CritPt | 17.7% | 1.4% |
| LMArena Hard Prompts | 1409 | 1402 |
| ARC-AGI-2 | — | 6.5% |
| SimpleBench | — | 53.1% |
| Kagi LLM Benchmark | — | 67.6% |
| NYT Connections (extended) | 76.8% | — |
| ARC-AGI-1 | — | 60.8% |
| Chess Puzzles | — | 38% |
| EnigmaEval | — | 13.1% |
| Mystery Game Puzzles | — | 29% |
| DTBench | — | 84.8% |
| LMCA | — | 39.7% |
| Epoch Capabilities Index | — | 146.88 |
| ForecastBench | — | 62.5 |

## Math

- Grok 4.7: 41.1 (#73)
- o3: 48.9 (#49)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Math | 1393 | 1426 |
| FrontierMath (Tiers 1-3) | — | 33.3% |
| OTIS Mock AIME 2024-2025 | — | 84.4% |
| ProofBench | 34% | — |
| Omni-MATH | — | 71.4% |
| MATH Level 5 | — | 97.8% |
| FrontierMath (Feb 2025 set) | — | 18.7% |
| FrontierMath Tier 4 (v1) | — | 2.1% |

## Knowledge

- Grok 4.7: 38.7 (#130)
- o3: 54.5 (#47)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Expert | 1413 | 1403 |
| GPQA Diamond | — | 81.8% |
| Humanity's Last Exam | — | 20.3% |
| SimpleQA Verified | — | 49.4% |
| MMLU-Pro | — | 85.9% |
| Confabulations | — | 14.4% |
| GPQA (HELM) | — | 75.3% |

## Multimodal

- Grok 4.7: 28.8 (#107)
- o3: 40.7 (#35)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Vision | — | 1214 |
| GeoBench | — | 74% |
| VPCT | — | 52% |
| Furniture Assembly | 20.8% | — |

## Multilingual

- Grok 4.7: 51.2 (#108)
- o3: 51.9 (#99)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Non-English | 1392 | 1402 |
| LMArena Chinese | 1476 | 1438 |
| LMArena Russian | 1396 | 1407 |
| LMArena French | — | 1430 |
| LMArena German | — | 1420 |
| LMArena Japanese | — | 1404 |
| LMArena Korean | — | 1371 |
| LMArena Spanish | — | 1395 |

## Instruction Following

- Grok 4.7: 74.3 (#98)
- o3: 73.0 (#122)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Instruction Following | 1406 | 1368 |
| IFEval | — | 86.9% |

## Long Context

- Grok 4.7: 43.2 (#97)
- o3: 53.2 (#6)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Longer Query | 1416 | 1372 |
| Fiction.LiveBench | — | 88.9% |
| CL-bench | — | 17.8% |

## Writing & Preference

- Grok 4.7: 70.1 (#23)
- o3: 63.7 (#62)

| Benchmark | Grok 4.7 | o3 |
|---|---|---|
| LMArena Text | 1397 | 1410 |
| LMArena Creative Writing | 1391 | 1359 |
| EQ-Bench Creative Writing | 2007 | 1676 |
| LMArena Multi-Turn | 1389 | 1405 |
| Short-Story Creative Writing | — | 83.9% |
| WildBench | — | 86.1% |

## FAQ

### Is Grok 4.7 better than o3?

Grok 4.7 and o3 score almost the same on the Noometry Index (46.6 vs 47.4), so choose on price, context window or the category you care about most.

### Which is cheaper, Grok 4.7 or o3?

Grok 4.7 is cheaper. It lists at $2 per million input tokens and $6 per million output tokens; o3 lists at $2 and $8.

### Is Grok 4.7 or o3 better for coding?

Grok 4.7 scores higher on coding benchmarks: 55.0 versus 47.3 in the Noometry coding category.

### Which has the bigger context window?

Grok 4.7 does, with 500K tokens against 200K.

### How many benchmarks do Grok 4.7 and o3 share?

14 benchmarks have published results for both models. Grok 4.7 has 21 scored results on Noometry and o3 has 63.