# Devstral Small 2505 vs MiMo-V2-Flash

> MiMo-V2-Flash is the stronger model overall, scoring 40.8 to 33.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/devstral-small-vs-mimo-v2-flash
- Last updated: 2026-10-10
- Shared benchmarks: 2

## Summary

- They share 2 benchmarks with published results for both. Devstral Small 2505 scores higher in 1 category and MiMo-V2-Flash in 1 category; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2-Flash leads 24.1 to 19.1.
- Devstral Small 2505 is cheaper at $0.10 / $0.30 per million input/output tokens, against $0.14 / $0.28 for MiMo-V2-Flash.
- MiMo-V2-Flash accepts more context: 262K tokens versus 128K.

## Snapshot

| | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| Provider | Mistral AI | Xiaomi |
| Noometry Index | 33.9 | 40.8 |
| Rank | 228 | 137 |
| Context | 128K | 262K |
| Input $/M | $0.10 | $0.14 |
| Output $/M | $0.30 | $0.28 |
| Weights | Open | Open |

## Coding

- Devstral Small 2505: 38.6 (#160)
- MiMo-V2-Flash: 35.8 (#205)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| SciCode | 28.8% | 25.9% |
| SWE-bench Verified (bash only) | 56.4% | — |
| LMArena WebDev | — | 1330 |
| LMArena Coding | — | 1443 |
| ALE-Bench | — | 737.95 |

## Reasoning

- Devstral Small 2505: 19.1 (#243)
- MiMo-V2-Flash: 24.1 (#155)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| CritPt | 0% | 0% |
| Kagi LLM Benchmark | 37.7% | — |
| LMArena Hard Prompts | — | 1420 |

## Math

- Devstral Small 2505: —
- MiMo-V2-Flash: 35.6 (#141)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Math | — | 1396 |

## Knowledge

- Devstral Small 2505: —
- MiMo-V2-Flash: 39.1 (#126)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Expert | — | 1425 |

## Multilingual

- Devstral Small 2505: —
- MiMo-V2-Flash: 51.1 (#109)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Non-English | — | 1391 |
| LMArena Chinese | — | 1463 |
| LMArena French | — | 1429 |
| LMArena German | — | 1395 |
| LMArena Japanese | — | 1324 |
| LMArena Korean | — | 1358 |
| LMArena Russian | — | 1387 |
| LMArena Spanish | — | 1420 |

## Instruction Following

- Devstral Small 2505: —
- MiMo-V2-Flash: 73.7 (#115)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Instruction Following | — | 1392 |

## Long Context

- Devstral Small 2505: —
- MiMo-V2-Flash: 43.0 (#106)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Longer Query | — | 1409 |

## Writing & Preference

- Devstral Small 2505: —
- MiMo-V2-Flash: 59.9 (#101)

| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Text | — | 1411 |
| LMArena Creative Writing | — | 1375 |
| LMArena Multi-Turn | — | 1404 |

## FAQ

### Is Devstral Small 2505 better than MiMo-V2-Flash?

MiMo-V2-Flash is the stronger model overall, scoring 40.8 to 33.9 on the Noometry Index.

### Which is cheaper, Devstral Small 2505 or MiMo-V2-Flash?

Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; MiMo-V2-Flash lists at $0.14 and $0.28.

### Is Devstral Small 2505 or MiMo-V2-Flash better for coding?

Devstral Small 2505 scores higher on coding benchmarks: 38.6 versus 35.8 in the Noometry coding category.

### Which has the bigger context window?

MiMo-V2-Flash does, with 262K tokens against 128K.

### How many benchmarks do Devstral Small 2505 and MiMo-V2-Flash share?

2 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and MiMo-V2-Flash has 21.