# Devstral Small 2505 vs Magistral Small

> Devstral Small 2505 is the stronger model overall, scoring 34.3 to 30.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/devstral-small-vs-magistral-small
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Devstral Small 2505 scores higher in 2 categories and Magistral Small in 0 categories; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where Devstral Small 2505 leads 19.7 to 6.8.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 37.7% for Devstral Small 2505 and 6.3% for Magistral Small.
- Devstral Small 2505 is cheaper at $0.10 / $0.30 per million input/output tokens, against $0.50 / $1.50 for Magistral Small.

## Snapshot

| | Devstral Small 2505 | Magistral Small |
|---|---|---|
| Provider | Mistral AI | Mistral AI |
| Noometry Index | 34.3 | 30.2 |
| Rank | 233 | 296 |
| Context | 128K | 128K |
| Input $/M | $0.10 | $0.50 |
| Output $/M | $0.30 | $1.50 |
| Weights | Open | Open |

## Coding

- Devstral Small 2505: 38.9 (#166)
- Magistral Small: 38.4 (#176)

| Benchmark | Devstral Small 2505 | Magistral Small |
|---|---|---|
| SciCode | 28.8% | 35.2% |
| SWE-bench Verified (bash only) | 56.4% | — |

## Reasoning

- Devstral Small 2505: 19.7 (#252)
- Magistral Small: 6.8 (#350)

| Benchmark | Devstral Small 2505 | Magistral Small |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | 6.3% |
| CritPt | 0% | 0.3% |
| ARC-AGI-2 | — | 0% |
| ARC-AGI-1 | — | 5% |
| Chess Puzzles | — | 3% |
| DTBench | — | 61.3% |
| Epoch Capabilities Index | — | 133.19 |

## Math

- Devstral Small 2505: —
- Magistral Small: 26.2 (#261)

| Benchmark | Devstral Small 2505 | Magistral Small |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 30% |

## Knowledge

- Devstral Small 2505: —
- Magistral Small: 30.9 (#223)

| Benchmark | Devstral Small 2505 | Magistral Small |
|---|---|---|
| GPQA Diamond | — | 56.1% |

## FAQ

### Is Devstral Small 2505 better than Magistral Small?

Devstral Small 2505 is the stronger model overall, scoring 34.3 to 30.2 on the Noometry Index.

### Which is cheaper, Devstral Small 2505 or Magistral Small?

Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; Magistral Small lists at $0.50 and $1.50.

### Is Devstral Small 2505 or Magistral Small better for coding?

They score almost the same on coding (38.9 vs 38.4); test both on your own repository before choosing.

### Which has the bigger context window?

Both accept 128K tokens.

### How many benchmarks do Devstral Small 2505 and Magistral Small share?

3 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Magistral Small has 10.