# Devstral Small 2505 vs Qwen3.6 Max Preview

> Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 34.3 on the Noometry Index. Devstral Small 2505 costs 19× less per token, which makes it the better buy when Qwen3.6 Max Preview's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/devstral-small-vs-qwen3-6-max-preview
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Qwen3.6 Max Preview leads 41.7 to 19.7.
- Devstral Small 2505 is cheaper at $0.10 / $0.30 per million input/output tokens, against $1.30 / $7.80 for Qwen3.6 Max Preview.
- Qwen3.6 Max Preview accepts more context: 262K tokens versus 128K.
- Devstral Small 2505 has downloadable open weights; the other is API-only.

## Snapshot

| | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| Provider | Mistral AI | Alibaba (Qwen) |
| Noometry Index | 34.3 | 51.5 |
| Rank | 233 | 43 |
| Context | 128K | 262K |
| Input $/M | $0.10 | $1.30 |
| Output $/M | $0.30 | $7.80 |
| Weights | Open | Proprietary |

## Coding

- Devstral Small 2505: 38.9 (#166)
- Qwen3.6 Max Preview: 48.7 (#54)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| SWE-bench Verified | — | 76.7% |
| SWE-bench Verified (bash only) | 56.4% | — |
| LMArena WebDev | — | 1482 |
| SciCode | 28.8% | — |
| LMArena Coding | — | 1471 |

## Agentic & Tool Use

- Devstral Small 2505: —
- Qwen3.6 Max Preview: —

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| Vending-Bench 2 | — | 4,254 |

## Reasoning

- Devstral Small 2505: 19.7 (#252)
- Qwen3.6 Max Preview: 41.7 (#53)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| SimpleBench | — | 63% |
| Kagi LLM Benchmark | 37.7% | — |
| NYT Connections (extended) | — | 74.1% |
| CritPt | 0% | — |
| Chess Puzzles | — | 20% |
| LMArena Hard Prompts | — | 1457 |
| Mystery Game Puzzles | — | 19% |
| DTBench | — | 87.2% |
| LMCA | — | 42.5% |
| Epoch Capabilities Index | — | 149.24 |

## Math

- Devstral Small 2505: —
- Qwen3.6 Max Preview: 54.1 (#46)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 91.1% |
| LMArena Math | — | 1465 |
| FrontierMath (Feb 2025 set) | — | 23.1% |
| FrontierMath Tier 4 (v1) | — | 4.2% |

## Knowledge

- Devstral Small 2505: —
- Qwen3.6 Max Preview: 57.6 (#39)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| GPQA Diamond | — | 87.4% |
| SimpleQA Verified | — | 52% |
| LMArena Expert | — | 1478 |

## Multilingual

- Devstral Small 2505: —
- Qwen3.6 Max Preview: 54.2 (#48)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Non-English | — | 1437 |
| LMArena Chinese | — | 1487 |
| LMArena French | — | 1449 |
| LMArena Russian | — | 1445 |
| LMArena Spanish | — | 1454 |

## Instruction Following

- Devstral Small 2505: —
- Qwen3.6 Max Preview: 75.7 (#55)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Instruction Following | — | 1438 |

## Long Context

- Devstral Small 2505: —
- Qwen3.6 Max Preview: 44.6 (#61)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Longer Query | — | 1457 |

## Writing & Preference

- Devstral Small 2505: —
- Qwen3.6 Max Preview: 63.8 (#60)

| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Text | — | 1447 |
| LMArena Creative Writing | — | 1435 |
| LMArena Multi-Turn | — | 1456 |

## FAQ

### Is Devstral Small 2505 better than Qwen3.6 Max Preview?

Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 34.3 on the Noometry Index. Devstral Small 2505 costs 19× less per token, which makes it the better buy when Qwen3.6 Max Preview's lead doesn't matter for your workload.

### Which is cheaper, Devstral Small 2505 or Qwen3.6 Max Preview?

Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; Qwen3.6 Max Preview lists at $1.30 and $7.80.

### Is Devstral Small 2505 or Qwen3.6 Max Preview better for coding?

Qwen3.6 Max Preview scores higher on coding benchmarks: 48.7 versus 38.9 in the Noometry coding category.

### Which has the bigger context window?

Qwen3.6 Max Preview does, with 262K tokens against 128K.

### How many benchmarks do Devstral Small 2505 and Qwen3.6 Max Preview share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Qwen3.6 Max Preview has 29.