# Gemini 3.1 Flash Lite vs Mistral 7B

> Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.4 to 22.9 on the Noometry Index. Mistral 7B costs 2.3× less per token, which makes it the better buy when Gemini 3.1 Flash Lite's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/gemini-3-1-flash-lite-vs-mistral-7b
- Last updated: 2026-10-10
- Shared benchmarks: 21

## Summary

- They share 21 benchmarks with published results for both. Gemini 3.1 Flash Lite scores higher in 8 categories and Mistral 7B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3.1 Flash Lite leads 41.7 to 7.3.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 80% for Gemini 3.1 Flash Lite and 0.3% for Mistral 7B.
- Mistral 7B is cheaper at $0.25 / $0.25 per million input/output tokens, against $0.25 / $1.50 for Gemini 3.1 Flash Lite.
- Gemini 3.1 Flash Lite accepts more context: 1.05M tokens versus 8K.
- Mistral 7B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| Provider | Google | Mistral AI |
| Noometry Index | 40.4 | 22.9 |
| Rank | 141 | 346 |
| Context | 1.05M | 8K |
| Input $/M | $0.25 | $0.25 |
| Output $/M | $1.50 | $0.25 |
| Weights | Proprietary | Open |

## Coding

- Gemini 3.1 Flash Lite: 37.5 (#179)
- Mistral 7B: 25.9 (#321)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| LMArena Coding | 1400 | 1082 |
| LMArena WebDev | 1256 | — |
| SciCode | 41.9% | — |
| WeirdML | 52.2% | — |
| BigCodeBench Instruct | — | 19.5% |
| BigCodeBench Complete | — | 27.3% |
| ALE-Bench | 797.73 | — |
| HumanEval+ | — | 36% |
| MBPP+ | — | 42.1% |

## Agentic & Tool Use

- Gemini 3.1 Flash Lite: 29.9 (#72)
- Mistral 7B: —

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| DeepResearch Bench | 37.3% | — |

## Reasoning

- Gemini 3.1 Flash Lite: 22.3 (#181)
- Mistral 7B: 12.6 (#331)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| Chess Puzzles | 25% | 0% |
| LMArena Hard Prompts | 1407 | 1067 |
| DTBench | 76.8% | 42.5% |
| Epoch Capabilities Index | 144.45 | 111.97 |
| Kagi LLM Benchmark | 67.2% | — |
| NYT Connections (extended) | 8.2% | — |
| CritPt | 1.1% | — |
| EnigmaEval | 3% | — |
| Thematic Generalization | 63.3% | — |
| LMCA | 35% | — |
| Adversarial NLI | — | 47.1% |
| BIG-Bench Hard | — | 56.1% |
| ForecastBench | 54.4 | — |
| HellaSwag | — | 81% |
| PIQA | — | 83% |
| WinoGrande | — | 75.3% |

## Math

- Gemini 3.1 Flash Lite: 39.5 (#82)
- Mistral 7B: 7.6 (#319)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 80% | 0.3% |
| LMArena Math | 1427 | 1085 |
| FrontierMath (Tiers 1-3) | 27.7% | — |
| MATH Level 5 | — | 3.7% |
| GSM8K | — | 54.4% |

## Knowledge

- Gemini 3.1 Flash Lite: 41.7 (#95)
- Mistral 7B: 7.3 (#306)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| GPQA Diamond | 81.8% | 15.2% |
| LMArena Expert | 1397 | 1036 |
| Humanity's Last Exam | 8.6% | — |
| Vectara Hallucination Rate | 8.2% | — |
| ARC (AI2) Challenge | — | 78.6% |
| BoolQ | — | 87.4% |
| MMLU | — | 62.5% |
| OpenBookQA | — | 79.8% |
| TriviaQA | — | 75.2% |

## Multimodal

- Gemini 3.1 Flash Lite: 38.7 (#57)
- Mistral 7B: —

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| LMArena Vision | 1240 | — |

## Multilingual

- Gemini 3.1 Flash Lite: 52.5 (#82)
- Mistral 7B: 26.0 (#278)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| LMArena Non-English | 1410 | 1012 |
| LMArena Chinese | 1461 | 1009 |
| LMArena French | 1423 | 1036 |
| LMArena German | 1429 | 987 |
| LMArena Japanese | 1411 | 878 |
| LMArena Russian | 1420 | 1018 |
| LMArena Spanish | 1420 | 1026 |
| LMArena Korean | 1393 | — |

## Instruction Following

- Gemini 3.1 Flash Lite: 72.9 (#126)
- Mistral 7B: 54.5 (#275)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| LMArena Instruction Following | 1376 | 1060 |

## Long Context

- Gemini 3.1 Flash Lite: 42.5 (#117)
- Mistral 7B: 32.2 (#266)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| LMArena Longer Query | 1394 | 1060 |

## Writing & Preference

- Gemini 3.1 Flash Lite: 61.0 (#90)
- Mistral 7B: 30.9 (#281)

| Benchmark | Gemini 3.1 Flash Lite | Mistral 7B |
|---|---|---|
| LMArena Text | 1416 | 1090 |
| LMArena Creative Writing | 1401 | 1068 |
| LMArena Multi-Turn | 1417 | 1062 |

## FAQ

### Is Gemini 3.1 Flash Lite better than Mistral 7B?

Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.4 to 22.9 on the Noometry Index. Mistral 7B costs 2.3× less per token, which makes it the better buy when Gemini 3.1 Flash Lite's lead doesn't matter for your workload.

### Which is cheaper, Gemini 3.1 Flash Lite or Mistral 7B?

Mistral 7B is cheaper. It lists at $0.25 per million input tokens and $0.25 per million output tokens; Gemini 3.1 Flash Lite lists at $0.25 and $1.50.

### Is Gemini 3.1 Flash Lite or Mistral 7B better for coding?

Gemini 3.1 Flash Lite scores higher on coding benchmarks: 37.5 versus 25.9 in the Noometry coding category.

### Which has the bigger context window?

Gemini 3.1 Flash Lite does, with 1.05M tokens against 8K.

### How many benchmarks do Gemini 3.1 Flash Lite and Mistral 7B share?

21 benchmarks have published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and Mistral 7B has 37.