# Gemma 3 27B vs Mistral Small 3.1

> Gemma 3 27B and Mistral Small 3.1 score almost the same on the Noometry Index (30.5 vs 31.4), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemma-3-27b-vs-mistral-small-3-1
- Last updated: 2026-10-10
- Shared benchmarks: 23

## Summary

- They share 23 benchmarks with published results for both. Gemma 3 27B scores higher in 5 categories and Mistral Small 3.1 in 4 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where Mistral Small 3.1 leads 37.7 to 22.1.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 22.5% for Gemma 3 27B and 3.9% for Mistral Small 3.1.
- Gemma 3 27B is cheaper at $0.08 / $0.16 per million input/output tokens, against $0.35 / $0.56 for Mistral Small 3.1.
- Gemma 3 27B accepts more context: 131K tokens versus 128K.

## Snapshot

| | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| Provider | Google | Mistral AI |
| Noometry Index | 30.5 | 31.4 |
| Rank | 277 | 263 |
| Context | 131K | 128K |
| Input $/M | $0.08 | $0.35 |
| Output $/M | $0.16 | $0.56 |
| Weights | Open | Open |

## Coding

- Gemma 3 27B: 22.1 (#329)
- Mistral Small 3.1: 37.7 (#175)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| LMArena Coding | 1322 | 1309 |
| Aider Polyglot | 4.9% | — |
| SciCode | 21.2% | — |
| LiveBench Coding | 39.9% | — |

## Agentic & Tool Use

- Gemma 3 27B: 24.9 (#105)
- Mistral Small 3.1: —

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 29.5% | — |

## Reasoning

- Gemma 3 27B: 16.3 (#297)
- Mistral Small 3.1: 18.9 (#249)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| Chess Puzzles | 0% | 1% |
| LMArena Hard Prompts | 1340 | 1278 |
| Epoch Capabilities Index | 130.04 | 127.48 |
| Kagi LLM Benchmark | 40.4% | — |
| CritPt | 0% | — |
| LiveBench Reasoning | 43.8% | — |
| DTBench | 52.5% | — |
| LiveBench Data Analysis | 51.5% | — |
| LMCA | 12.3% | — |
| LiveBench | 50% | — |

## Math

- Gemma 3 27B: 24.4 (#261)
- Mistral Small 3.1: 13.7 (#295)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 22.5% | 3.9% |
| LMArena Math | 1312 | 1261 |
| Omni-MATH | — | 24.8% |
| LiveBench Math | 55.4% | — |
| MATH Level 5 | 74% | — |

## Knowledge

- Gemma 3 27B: 25.4 (#256)
- Mistral Small 3.1: 22.6 (#266)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| GPQA Diamond | 47.7% | 41.9% |
| LMArena Expert | 1303 | 1258 |
| MMLU-Pro | — | 61% |
| Confabulations | 40.3% | — |
| Vectara Hallucination Rate | 7.4% | — |
| GPQA (HELM) | — | 39.2% |

## Multimodal

- Gemma 3 27B: 32.0 (#94)
- Mistral Small 3.1: 32.6 (#93)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| LMArena Vision | 1165 | 1136 |
| GeoBench | 52% | — |

## Multilingual

- Gemma 3 27B: 47.0 (#150)
- Mistral Small 3.1: 41.4 (#204)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| LMArena Non-English | 1334 | 1255 |
| LMArena Chinese | 1347 | 1254 |
| LMArena French | 1368 | 1270 |
| LMArena German | 1362 | 1266 |
| LMArena Japanese | 1287 | 1210 |
| LMArena Korean | 1308 | 1206 |
| LMArena Russian | 1349 | 1263 |
| LMArena Spanish | 1348 | 1283 |

## Instruction Following

- Gemma 3 27B: 70.8 (#155)
- Mistral Small 3.1: 63.8 (#225)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| LMArena Instruction Following | 1321 | 1264 |
| LiveBench Instruction Following | 74.9% | — |
| IFEval | — | 75% |

## Long Context

- Gemma 3 27B: 27.6 (#288)
- Mistral Small 3.1: 39.5 (#172)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| LMArena Longer Query | 1333 | 1300 |
| Fiction.LiveBench | 33.3% | — |

## Writing & Preference

- Gemma 3 27B: 52.7 (#161)
- Mistral Small 3.1: 37.2 (#254)

| Benchmark | Gemma 3 27B | Mistral Small 3.1 |
|---|---|---|
| LMArena Text | 1358 | 1278 |
| LMArena Creative Writing | 1346 | 1253 |
| EQ-Bench Creative Writing | 1266 | 761 |
| LMArena Multi-Turn | 1344 | 1270 |
| Short-Story Creative Writing | 79.9% | — |
| WildBench | — | 78.8% |
| LiveBench Language | 34.6% | — |

## FAQ

### Is Gemma 3 27B better than Mistral Small 3.1?

Gemma 3 27B and Mistral Small 3.1 score almost the same on the Noometry Index (30.5 vs 31.4), so choose on price, context window or the category you care about most.

### Which is cheaper, Gemma 3 27B or Mistral Small 3.1?

Gemma 3 27B is cheaper. It lists at $0.08 per million input tokens and $0.16 per million output tokens; Mistral Small 3.1 lists at $0.35 and $0.56.

### Is Gemma 3 27B or Mistral Small 3.1 better for coding?

Mistral Small 3.1 scores higher on coding benchmarks: 37.7 versus 22.1 in the Noometry coding category.

### Which has the bigger context window?

Gemma 3 27B does, with 131K tokens against 128K.

### How many benchmarks do Gemma 3 27B and Mistral Small 3.1 share?

23 benchmarks have published results for both models. Gemma 3 27B has 43 scored results on Noometry and Mistral Small 3.1 has 28.