Model comparison
Devstral Small 2505 vs Mistral Small 3.2
Devstral Small 2505 is the stronger model overall, scoring 34.3 to 31.2 on the Noometry Index.
Last verified . 1 shared benchmarks.
Mistral AISummary
- They share 1 benchmark with published results for both. Devstral Small 2505 scores higher in 1 category and Mistral Small 3.2 in 0 categories; one gap is clear of the uncertainty.
- Mistral Small 3.2 is cheaper at $0.0938 / $0.25 per million input/output tokens, against $0.10 / $0.30 for Devstral Small 2505.
- Mistral Small 3.2 accepts more context: 256K tokens versus 128K.
Side by side
| Devstral Small 2505 | Mistral Small 3.2 | |
|---|---|---|
| Provider | Mistral AI | Mistral AI |
| Noometry Index | 34.3 | 31.2 |
| Released | 2025-05-07 | 2025-06-20 |
| Weights | Open | Open |
| Context window | 128K | 256K |
| Max output | 128K | 16K |
| Input $ / M tokens | $0.10 | $0.0938 |
| Output $ / M tokens | $0.30 | $0.25 |
| Results tracked | 4 | 6 |
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Category by category
Coding Not comparable
Devstral Small 2505: 38.9 (#166), Mistral Small 3.2: —
| Benchmark | Devstral Small 2505 | Mistral Small 3.2 |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |
Reasoning Devstral Small 2505 leads
Devstral Small 2505: 19.7 (#252), Mistral Small 3.2: 18.1 (#287)
| Benchmark | Devstral Small 2505 | Mistral Small 3.2 |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | 40.4% |
| CritPt | 0% | — |
| Chess Puzzles | — | 1% |
| Epoch Capabilities Index | — | 131.74 |
Math Not comparable
Devstral Small 2505: —, Mistral Small 3.2: 26.3 (#260)
| Benchmark | Devstral Small 2505 | Mistral Small 3.2 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 30.3% |
Knowledge Not comparable
Devstral Small 2505: —, Mistral Small 3.2: 26.7 (#256)
| Benchmark | Devstral Small 2505 | Mistral Small 3.2 |
|---|---|---|
| GPQA Diamond | — | 49.1% |
Writing & Preference Not comparable
Devstral Small 2505: —, Mistral Small 3.2: 45.0 (#224)
| Benchmark | Devstral Small 2505 | Mistral Small 3.2 |
|---|---|---|
| EQ-Bench Creative Writing | — | 1255 |
Frequently asked questions
Is Devstral Small 2505 better than Mistral Small 3.2?
Devstral Small 2505 is the stronger model overall, scoring 34.3 to 31.2 on the Noometry Index.
Which is cheaper, Devstral Small 2505 or Mistral Small 3.2?
Mistral Small 3.2 is cheaper. It lists at $0.0938 per million input tokens and $0.25 per million output tokens; Devstral Small 2505 lists at $0.10 and $0.30.
Which has the bigger context window?
Mistral Small 3.2 does, with 256K tokens against 128K.
How many benchmarks do Devstral Small 2505 and Mistral Small 3.2 share?
1 benchmark has published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Mistral Small 3.2 has 6.