# Gemini 3.5 Flash vs Grok 4.7

> Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 53.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-3-5-flash-vs-grok-4-7
- Last updated: 2026-10-10
- Shared benchmarks: 34

## Summary

- They share 34 benchmarks with published results for both. Gemini 3.5 Flash scores higher in 7 categories and Grok 4.7 in 3 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.5 Flash leads 62.8 to 49.1.
- The biggest single-benchmark swing is APEX-Agents: 27.5% for Gemini 3.5 Flash and 54.6% for Grok 4.7.
- Grok 4.7 is cheaper at $2 / $6 per million input/output tokens, against $1.50 / $9 for Gemini 3.5 Flash.
- Gemini 3.5 Flash accepts more context: 1.05M tokens versus 500K.

## Snapshot

| | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| Provider | Google | xAI |
| Noometry Index | 54.2 | 53.1 |
| Rank | 32 | 37 |
| Context | 1.05M | 500K |
| Input $/M | $1.50 | $2 |
| Output $/M | $9 | $6 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 3.5 Flash: 49.4 (#49)
- Grok 4.7: 58.0 (#18)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| LMArena WebDev | 1499 | 1639 |
| SciCode | 53.1% | 57.8% |
| LMArena Coding | 1492 | 1427 |
| SWE-bench Verified | 79.3% | — |
| DeepSWE | 37.4% | — |
| FrontierCode | — | 47.6% |
| CursorBench | — | 46.3% |
| FrontierSWE | — | 29.5% |
| WeirdML | 62.6% | — |
| ALE-Bench | 911.02 | — |

## Agentic & Tool Use

- Gemini 3.5 Flash: 24.7 (#114)
- Grok 4.7: 36.7 (#37)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| APEX-Agents | 27.5% | 54.6% |
| GDP.pdf | 14% | 22.8% |
| Vending-Bench 2 | 5,396 | 10,537 |
| GBAEval | 6.7% | — |

## Reasoning

- Gemini 3.5 Flash: 62.8 (#18)
- Grok 4.7: 49.1 (#40)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| NYT Connections (extended) | 92.6% | 76.8% |
| CritPt | 13.1% | 18% |
| Chess Puzzles | 50% | 38% |
| LMArena Hard Prompts | 1488 | 1413 |
| Mystery Game Puzzles | 32% | 29% |
| DTBench | 94.7% | 96% |
| LMCA | 47.1% | 49.4% |
| Epoch Capabilities Index | 154.46 | 153.53 |
| ARC-AGI-2 | 72.1% | — |
| SimpleBench | 76.7% | — |
| ARC-AGI-1 | 92.5% | — |
| EnigmaEval | 25.4% | — |
| EBR-Bench | 4.8% | — |
| Surface Evolver Bench | 58.1% | — |
| ForecastBench | 59 | — |

## Math

- Gemini 3.5 Flash: 60.7 (#36)
- Grok 4.7: 57.8 (#39)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 62.8% | 53% |
| FrontierMath Tier 4 | 26.8% | 17.1% |
| OTIS Mock AIME 2024-2025 | 95.6% | 98.1% |
| ProofBench | 31% | 34% |
| LMArena Math | 1504 | 1407 |
| MathArena Final-Answer Competitions | 76.3% | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |

## Knowledge

- Gemini 3.5 Flash: 66.3 (#11)
- Grok 4.7: 62.8 (#22)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| GPQA Diamond | 92.8% | 92.7% |
| SimpleQA Verified | 66.2% | 56% |
| LMArena Expert | 1495 | 1422 |

## Multimodal

- Gemini 3.5 Flash: 45.7 (#15)
- Grok 4.7: 35.5 (#87)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| LMArena Vision | 1310 | 1228 |
| Blueprint-Bench 2 | 33.6% | 32.5% |
| Furniture Assembly | — | 20.8% |
| LMArena Document | 1463 | — |

## Multilingual

- Gemini 3.5 Flash: 57.0 (#13)
- Grok 4.7: 50.8 (#116)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| LMArena Non-English | 1476 | 1389 |
| LMArena Chinese | 1526 | 1455 |
| LMArena French | 1490 | 1455 |
| LMArena Russian | 1493 | 1397 |
| LMArena Spanish | 1480 | 1400 |
| LMArena German | 1492 | — |
| LMArena Japanese | 1486 | — |
| LMArena Korean | 1451 | — |

## Instruction Following

- Gemini 3.5 Flash: 77.0 (#30)
- Grok 4.7: 74.1 (#105)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| LMArena Instruction Following | 1467 | 1404 |

## Long Context

- Gemini 3.5 Flash: 45.4 (#38)
- Grok 4.7: 43.1 (#104)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| LMArena Longer Query | 1482 | 1413 |

## Writing & Preference

- Gemini 3.5 Flash: 65.5 (#47)
- Grok 4.7: 70.0 (#24)

| Benchmark | Gemini 3.5 Flash | Grok 4.7 |
|---|---|---|
| LMArena Text | 1482 | 1399 |
| LMArena Creative Writing | 1470 | 1391 |
| LMArena Multi-Turn | 1481 | 1393 |
| EQ-Bench Creative Writing | — | 2007 |
| EQ-Bench 4 | 1087 | — |

## FAQ

### Is Gemini 3.5 Flash better than Grok 4.7?

Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 53.1 on the Noometry Index.

### Which is cheaper, Gemini 3.5 Flash or Grok 4.7?

Grok 4.7 is cheaper. It lists at $2 per million input tokens and $6 per million output tokens; Gemini 3.5 Flash lists at $1.50 and $9.

### Is Gemini 3.5 Flash or Grok 4.7 better for coding?

Grok 4.7 scores higher on coding benchmarks: 58.0 versus 49.4 in the Noometry coding category.

### Which has the bigger context window?

Gemini 3.5 Flash does, with 1.05M tokens against 500K.

### How many benchmarks do Gemini 3.5 Flash and Grok 4.7 share?

34 benchmarks have published results for both models. Gemini 3.5 Flash has 54 scored results on Noometry and Grok 4.7 has 39.