# Devstral Small 2505 vs Qwen Turbo

> Devstral Small 2505 is the stronger model overall, scoring 33.9 to 26.8 on the Noometry Index. Qwen Turbo costs 1.7× less per token, which makes it the better buy when Devstral Small 2505's lead doesn't matter for your workload.

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

## Summary

- Qwen Turbo is cheaper at $0.05 / $0.20 per million input/output tokens, against $0.10 / $0.30 for Devstral Small 2505.
- Qwen Turbo accepts more context: 1M tokens versus 128K.
- Devstral Small 2505 has downloadable open weights; the other is API-only.

## Snapshot

| | Devstral Small 2505 | Qwen Turbo |
|---|---|---|
| Provider | Mistral AI | Alibaba (Qwen) |
| Noometry Index | 33.9 | 26.8 |
| Rank | 228 | 329 |
| Context | 128K | 1M |
| Input $/M | $0.10 | $0.05 |
| Output $/M | $0.30 | $0.20 |
| Weights | Open | Proprietary |

## Coding

- Devstral Small 2505: 38.6 (#160)
- Qwen Turbo: —

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

## Reasoning

- Devstral Small 2505: 19.1 (#243)
- Qwen Turbo: —

| Benchmark | Devstral Small 2505 | Qwen Turbo |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | — |
| CritPt | 0% | — |

## Math

- Devstral Small 2505: —
- Qwen Turbo: 14.5 (#291)

| Benchmark | Devstral Small 2505 | Qwen Turbo |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 6.1% |
| MATH Level 5 | — | 56.2% |

## Knowledge

- Devstral Small 2505: —
- Qwen Turbo: 22.2 (#267)

| Benchmark | Devstral Small 2505 | Qwen Turbo |
|---|---|---|
| GPQA Diamond | — | 41.8% |

## FAQ

### Is Devstral Small 2505 better than Qwen Turbo?

Devstral Small 2505 is the stronger model overall, scoring 33.9 to 26.8 on the Noometry Index. Qwen Turbo costs 1.7× less per token, which makes it the better buy when Devstral Small 2505's lead doesn't matter for your workload.

### Which is cheaper, Devstral Small 2505 or Qwen Turbo?

Qwen Turbo is cheaper. It lists at $0.05 per million input tokens and $0.20 per million output tokens; Devstral Small 2505 lists at $0.10 and $0.30.

### Which has the bigger context window?

Qwen Turbo does, with 1M tokens against 128K.

### How many benchmarks do Devstral Small 2505 and Qwen Turbo share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Qwen Turbo has 3.