# MiMo-V2-Omni vs Mistral Small 3

> MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 31.2 on the Noometry Index. Mistral Small 3 costs 3.0× less per token, which makes it the better buy when MiMo-V2-Omni's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/mimo-v2-omni-vs-mistral-small-3
- Last updated: 2026-10-10
- Shared benchmarks: 16

## Summary

- They share 16 benchmarks with published results for both. MiMo-V2-Omni scores higher in 8 categories and Mistral Small 3 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2-Omni leads 61.4 to 32.2.
- Mistral Small 3 is cheaper at $0.05 / $0.08 per million input/output tokens, against $0.14 / $0.28 for MiMo-V2-Omni.
- MiMo-V2-Omni accepts more context: 262K tokens versus 33K.
- Mistral Small 3 has downloadable open weights; the other is API-only.

## Snapshot

| | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| Provider | Xiaomi | Mistral AI |
| Noometry Index | 43.6 | 31.2 |
| Rank | 88 | 278 |
| Context | 262K | 33K |
| Input $/M | $0.14 | $0.05 |
| Output $/M | $0.28 | $0.08 |
| Weights | Proprietary | Open |

## Coding

- MiMo-V2-Omni: 43.3 (#89)
- Mistral Small 3: 36.5 (#207)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Coding | 1466 | 1246 |
| BigCodeBench Instruct | — | 45.3% |
| BigCodeBench Complete | — | 50.4% |

## Reasoning

- MiMo-V2-Omni: 29.7 (#88)
- Mistral Small 3: 18.9 (#273)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Hard Prompts | 1445 | 1233 |
| Chess Puzzles | — | 0% |
| Epoch Capabilities Index | — | 127.07 |

## Math

- MiMo-V2-Omni: 39.1 (#115)
- Mistral Small 3: 16.3 (#295)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Math | 1430 | 1240 |
| OTIS Mock AIME 2024-2025 | — | 6.7% |

## Knowledge

- MiMo-V2-Omni: 40.5 (#118)
- Mistral Small 3: 25.1 (#263)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Expert | 1449 | 1202 |
| GPQA Diamond | — | 47.3% |
| Confabulations | — | 25.2% |

## Multimodal

- MiMo-V2-Omni: 38.6 (#63)
- Mistral Small 3: —

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Vision | 1228 | — |

## Multilingual

- MiMo-V2-Omni: 51.8 (#102)
- Mistral Small 3: 37.3 (#236)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Non-English | 1404 | 1198 |
| LMArena Chinese | 1465 | 1204 |
| LMArena French | 1447 | 1203 |
| LMArena German | 1399 | 1211 |
| LMArena Japanese | 1317 | 1111 |
| LMArena Korean | 1355 | 1188 |
| LMArena Russian | 1412 | 1216 |
| LMArena Spanish | 1434 | — |

## Instruction Following

- MiMo-V2-Omni: 75.2 (#66)
- Mistral Small 3: 63.7 (#229)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Instruction Following | 1428 | 1214 |

## Long Context

- MiMo-V2-Omni: 44.1 (#76)
- Mistral Small 3: 37.8 (#211)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Longer Query | 1442 | 1246 |

## Writing & Preference

- MiMo-V2-Omni: 61.4 (#87)
- Mistral Small 3: 32.2 (#280)

| Benchmark | MiMo-V2-Omni | Mistral Small 3 |
|---|---|---|
| LMArena Text | 1423 | 1234 |
| LMArena Creative Writing | 1392 | 1195 |
| LMArena Multi-Turn | 1445 | 1217 |
| EQ-Bench Creative Writing | — | 707 |

## FAQ

### Is MiMo-V2-Omni better than Mistral Small 3?

MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 31.2 on the Noometry Index. Mistral Small 3 costs 3.0× less per token, which makes it the better buy when MiMo-V2-Omni's lead doesn't matter for your workload.

### Which is cheaper, MiMo-V2-Omni or Mistral Small 3?

Mistral Small 3 is cheaper. It lists at $0.05 per million input tokens and $0.08 per million output tokens; MiMo-V2-Omni lists at $0.14 and $0.28.

### Is MiMo-V2-Omni or Mistral Small 3 better for coding?

MiMo-V2-Omni scores higher on coding benchmarks: 43.3 versus 36.5 in the Noometry coding category.

### Which has the bigger context window?

MiMo-V2-Omni does, with 262K tokens against 33K.

### How many benchmarks do MiMo-V2-Omni and Mistral Small 3 share?

16 benchmarks have published results for both models. MiMo-V2-Omni has 18 scored results on Noometry and Mistral Small 3 has 24.