Model comparison
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.
Last verified . 0 shared benchmarks.
Mistral AI
Alibaba (Qwen)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.
Side by side
| Devstral Small 2505 | Qwen3.6 Max Preview | |
|---|---|---|
| Provider | Mistral AI | Alibaba (Qwen) |
| Noometry Index | 34.3 | 51.5 |
| Released | 2025-05-07 | 2026-04-20 |
| Weights | Open | Proprietary |
| Context window | 128K | 262K |
| Max output | 128K | 66K |
| Input $ / M tokens | $0.10 | $1.30 |
| Output $ / M tokens | $0.30 | $7.80 |
| Results tracked | 4 | 29 |
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Category by category
Coding Qwen3.6 Max Preview leads
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 Not comparable
Devstral Small 2505: —, Qwen3.6 Max Preview: —
| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| Vending-Bench 2 | — | 4,254 |
Reasoning Qwen3.6 Max Preview leads
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 Not comparable
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 Not comparable
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 Not comparable
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 Not comparable
Devstral Small 2505: —, Qwen3.6 Max Preview: 75.7 (#55)
| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Instruction Following | — | 1438 |
Long Context Not comparable
Devstral Small 2505: —, Qwen3.6 Max Preview: 44.6 (#61)
| Benchmark | Devstral Small 2505 | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Longer Query | — | 1457 |
Writing & Preference Not comparable
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 |
Frequently asked questions
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.