# Gemini 3.7 Flash vs Grok 4 Fast

> Gemini 3.7 Flash is the stronger model overall, scoring 59.8 to 39.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-3-7-flash-vs-grok-4-fast
- Last updated: 2026-10-11
- Shared benchmarks: 22

## Summary

- They share 22 benchmarks with published results for both. Gemini 3.7 Flash scores higher in 8 categories and Grok 4 Fast in 1 category; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.7 Flash leads 70.0 to 22.2.
- The biggest single-benchmark swing is ARC-AGI-2: 84.6% for Gemini 3.7 Flash and 5.3% for Grok 4 Fast.

## Snapshot

| | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| Provider | Google | xAI |
| Noometry Index | 59.8 | 39.4 |
| Rank | 14 | 167 |
| Context | 1.05M | — |
| Input $/M | $0.75 | — |
| Output $/M | $3.75 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 3.7 Flash: 56.2 (#22)
- Grok 4 Fast: 32.5 (#271)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena WebDev | 1592 | 1159 |
| LMArena Coding | 1497 | 1429 |
| DeepSWE | 65.5% | — |
| FrontierCode | 43.6% | — |
| FrontierSWE | 20.3% | — |
| SciCode | 59.8% | — |
| WeirdML | — | 42.9% |
| ALE-Bench | 904.3 | — |

## Agentic & Tool Use

- Gemini 3.7 Flash: 42.1 (#19)
- Grok 4 Fast: 29.5 (#86)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| APEX-Agents | 67.8% | — |
| Remote Labor Index | 5% | — |
| τ²-bench Banking | — | 15.7% |
| Cybench | — | 30% |
| GDP.pdf | 23.8% | — |
| LMArena Search | — | 1171 |

## Reasoning

- Gemini 3.7 Flash: 70.0 (#15)
- Grok 4 Fast: 22.2 (#201)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| ARC-AGI-2 | 84.6% | 5.3% |
| ARC-AGI-1 | 95.5% | 48.5% |
| LMArena Hard Prompts | 1494 | 1412 |
| DTBench | 96.8% | 82.7% |
| Epoch Capabilities Index | 157.27 | 144.2 |
| Kagi LLM Benchmark | — | 66.1% |
| NYT Connections (extended) | 94% | — |
| CritPt | 14.3% | — |
| Chess Puzzles | 47% | — |
| Mystery Game Puzzles | 37% | — |
| LMCA | 50.4% | — |
| ForecastBench | — | 60.5 |

## Math

- Gemini 3.7 Flash: 69.6 (#23)
- Grok 4 Fast: 38.9 (#123)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena Math | 1507 | 1419 |
| FrontierMath (Tiers 1-3) | 71.6% | — |
| FrontierMath Tier 4 | 36.6% | — |
| OTIS Mock AIME 2024-2025 | 97.2% | — |
| ProofBench | 58% | — |

## Knowledge

- Gemini 3.7 Flash: 69.7 (#5)
- Grok 4 Fast: 32.0 (#214)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena Expert | 1508 | 1411 |
| GPQA Diamond | 94.8% | — |
| SimpleQA Verified | 69.2% | — |
| Vectara Hallucination Rate | — | 19.7% |

## Multimodal

- Gemini 3.7 Flash: 37.3 (#73)
- Grok 4 Fast: —

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena Vision | 1316 | — |
| Furniture Assembly | 26.7% | — |

## Multilingual

- Gemini 3.7 Flash: 57.6 (#7)
- Grok 4 Fast: 51.3 (#111)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena Non-English | 1484 | 1396 |
| LMArena Chinese | 1548 | 1457 |
| LMArena French | 1505 | 1431 |
| LMArena German | 1498 | 1383 |
| LMArena Japanese | 1512 | 1352 |
| LMArena Korean | 1483 | 1357 |
| LMArena Russian | 1516 | 1389 |
| LMArena Spanish | 1503 | 1415 |

## Instruction Following

- Gemini 3.7 Flash: 77.7 (#15)
- Grok 4 Fast: 73.2 (#121)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena Instruction Following | 1483 | 1387 |

## Long Context

- Gemini 3.7 Flash: 45.7 (#30)
- Grok 4 Fast: 63.2 (#3)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena Longer Query | 1492 | 1415 |
| Fiction.LiveBench | — | 94.4% |

## Writing & Preference

- Gemini 3.7 Flash: 71.2 (#20)
- Grok 4 Fast: 60.0 (#102)

| Benchmark | Gemini 3.7 Flash | Grok 4 Fast |
|---|---|---|
| LMArena Text | 1486 | 1407 |
| LMArena Creative Writing | 1490 | 1387 |
| LMArena Multi-Turn | 1489 | 1414 |
| EQ-Bench Creative Writing | 1723 | — |

## FAQ

### Is Gemini 3.7 Flash better than Grok 4 Fast?

Gemini 3.7 Flash is the stronger model overall, scoring 59.8 to 39.4 on the Noometry Index.

### Is Gemini 3.7 Flash or Grok 4 Fast better for coding?

Gemini 3.7 Flash scores higher on coding benchmarks: 56.2 versus 32.5 in the Noometry coding category.

### How many benchmarks do Gemini 3.7 Flash and Grok 4 Fast share?

22 benchmarks have published results for both models. Gemini 3.7 Flash has 44 scored results on Noometry and Grok 4 Fast has 30.