# Gemini 1.5 Flash (May 2024) vs Mistral Small 3

> Gemini 1.5 Flash (May 2024) is the stronger model overall, scoring 32.9 to 30.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-vs-mistral-small-3
- Last updated: 2026-10-10
- Shared benchmarks: 21

## Summary

- They share 21 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) scores higher in 7 categories and Mistral Small 3 in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemini 1.5 Flash (May 2024) leads 48.9 to 32.4.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 16.3% for Gemini 1.5 Flash (May 2024) and 6.7% for Mistral Small 3.
- Mistral Small 3 has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| Provider | Google | Mistral AI |
| Noometry Index | 32.9 | 30.9 |
| Rank | 240 | 268 |
| Context | — | 33K |
| Input $/M | — | $0.05 |
| Output $/M | — | $0.08 |
| Weights | Proprietary | Open |

## Coding

- Gemini 1.5 Flash (May 2024): 33.9 (#233)
- Mistral Small 3: 36.0 (#203)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| BigCodeBench Instruct | 43.5% | 45.3% |
| LMArena Coding | 1262 | 1246 |
| BigCodeBench Complete | 55.1% | 50.4% |
| WeirdML | 24.9% | — |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |

## Agentic & Tool Use

- Gemini 1.5 Flash (May 2024): 26.3 (#97)
- Mistral Small 3: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| BALROG | 14.6% | — |

## Reasoning

- Gemini 1.5 Flash (May 2024): 20.8 (#212)
- Mistral Small 3: 18.2 (#269)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1233 |
| Epoch Capabilities Index | 129.37 | 127.06 |
| Chess Puzzles | — | 0% |
| DTBench | 53.8% | — |
| ForecastBench | 53.9 | — |
| PIQA | 87.5% | — |

## Math

- Gemini 1.5 Flash (May 2024): 20.8 (#274)
- Mistral Small 3: 15.3 (#290)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 16.3% | 6.7% |
| LMArena Math | 1269 | 1240 |
| Omni-MATH | 30.4% | — |
| MATH Level 5 | 61.9% | — |
| FrontierMath (Feb 2025 set) | 0% | — |
| GSM8K | 82.4% | — |

## Knowledge

- Gemini 1.5 Flash (May 2024): 26.2 (#253)
- Mistral Small 3: 25.0 (#258)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| GPQA Diamond | 47.3% | 47.3% |
| LMArena Expert | 1233 | 1202 |
| MMLU-Pro | 67.8% | — |
| Confabulations | — | 25.2% |
| GPQA (HELM) | 43.7% | — |
| BoolQ | 85.8% | — |
| MMLU | 77.9% | — |

## Multimodal

- Gemini 1.5 Flash (May 2024): 35.3 (#76)
- Mistral Small 3: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| LMArena Vision | 1141 | — |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |

## Multilingual

- Gemini 1.5 Flash (May 2024): 43.1 (#184)
- Mistral Small 3: 37.5 (#231)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| LMArena Non-English | 1278 | 1198 |
| LMArena Chinese | 1295 | 1204 |
| LMArena French | 1257 | 1202 |
| LMArena German | 1262 | 1211 |
| LMArena Japanese | 1252 | 1111 |
| LMArena Korean | 1220 | 1188 |
| LMArena Russian | 1288 | 1216 |
| LMArena Spanish | 1242 | — |

## Instruction Following

- Gemini 1.5 Flash (May 2024): 67.0 (#199)
- Mistral Small 3: 63.9 (#224)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| LMArena Instruction Following | 1258 | 1214 |
| IFEval | 83.1% | — |

## Long Context

- Gemini 1.5 Flash (May 2024): 39.0 (#182)
- Mistral Small 3: 37.8 (#206)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| LMArena Longer Query | 1284 | 1246 |

## Writing & Preference

- Gemini 1.5 Flash (May 2024): 48.9 (#190)
- Mistral Small 3: 32.4 (#275)

| Benchmark | Gemini 1.5 Flash (May 2024) | Mistral Small 3 |
|---|---|---|
| LMArena Text | 1287 | 1234 |
| LMArena Creative Writing | 1285 | 1195 |
| LMArena Multi-Turn | 1253 | 1217 |
| EQ-Bench Creative Writing | — | 707 |
| WildBench | 79.2% | — |

## FAQ

### Is Gemini 1.5 Flash (May 2024) better than Mistral Small 3?

Gemini 1.5 Flash (May 2024) is the stronger model overall, scoring 32.9 to 30.9 on the Noometry Index.

### Is Gemini 1.5 Flash (May 2024) or Mistral Small 3 better for coding?

Mistral Small 3 scores higher on coding benchmarks: 36.0 versus 33.9 in the Noometry coding category.

### How many benchmarks do Gemini 1.5 Flash (May 2024) and Mistral Small 3 share?

21 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and Mistral Small 3 has 24.