# Devstral Small 2505 vs Qwen3-4B

> Devstral Small 2505 is the stronger model overall, scoring 33.9 to 31.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/devstral-small-vs-qwen3-4b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Snapshot

| | Devstral Small 2505 | Qwen3-4B |
|---|---|---|
| Provider | Mistral AI | Alibaba (Qwen) |
| Noometry Index | 33.9 | 31.5 |
| Rank | 228 | 261 |
| Context | 128K | — |
| Input $/M | $0.10 | — |
| Output $/M | $0.30 | — |
| Weights | Open | Open |

## Coding

- Devstral Small 2505: 38.6 (#160)
- Qwen3-4B: —

| Benchmark | Devstral Small 2505 | Qwen3-4B |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |

## Agentic & Tool Use

- Devstral Small 2505: —
- Qwen3-4B: 27.3 (#94)

| Benchmark | Devstral Small 2505 | Qwen3-4B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 35.7% |

## Reasoning

- Devstral Small 2505: 19.1 (#243)
- Qwen3-4B: 18.5 (#264)

| Benchmark | Devstral Small 2505 | Qwen3-4B |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | — |
| CritPt | 0% | — |
| Chess Puzzles | — | 4% |

## Math

- Devstral Small 2505: —
- Qwen3-4B: 28.5 (#228)

| Benchmark | Devstral Small 2505 | Qwen3-4B |
|---|---|---|
| MathArena Final-Answer Competitions | — | 38.5% |
| OTIS Mock AIME 2024-2025 | — | 52.2% |

## Knowledge

- Devstral Small 2505: —
- Qwen3-4B: 33.0 (#198)

| Benchmark | Devstral Small 2505 | Qwen3-4B |
|---|---|---|
| GPQA Diamond | — | 52.3% |
| Vectara Hallucination Rate | — | 5.7% |

## FAQ

### Is Devstral Small 2505 better than Qwen3-4B?

Devstral Small 2505 is the stronger model overall, scoring 33.9 to 31.5 on the Noometry Index.

### How many benchmarks do Devstral Small 2505 and Qwen3-4B share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Qwen3-4B has 6.