Model comparison
Devstral Small 2505 vs Nova 2.0 Pro Preview
Devstral Small 2505 and Nova 2.0 Pro Preview score almost the same on the Noometry Index (34.3 vs 33.4), so choose on price, context window or the category you care about most.
Last verified . 2 shared benchmarks.
Mistral AISummary
- They share 2 benchmarks with published results for both. Devstral Small 2505 scores higher in 0 categories and Nova 2.0 Pro Preview in 2 categories; 2 gaps are clear of the uncertainty.
- The biggest single-benchmark swing is SciCode: 28.8% for Devstral Small 2505 and 42.7% for Nova 2.0 Pro Preview.
- Devstral Small 2505 has downloadable open weights; the other is API-only.
Side by side
| Devstral Small 2505 | Nova 2.0 Pro Preview | |
|---|---|---|
| Provider | Mistral AI | Amazon |
| Noometry Index | 34.3 | 33.4 |
| Released | 2025-05-07 | 2025-12-02 |
| Weights | Open | Proprietary |
| Context window | 128K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.10 | — |
| Output $ / M tokens | $0.30 | — |
| Results tracked | 4 | 3 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Nova 2.0 Pro Preview leads
Devstral Small 2505: 38.9 (#166), Nova 2.0 Pro Preview: 40.8 (#133)
| Benchmark | Devstral Small 2505 | Nova 2.0 Pro Preview |
|---|---|---|
| SciCode | 28.8% | 42.7% |
| SWE-bench Verified (bash only) | 56.4% | — |
Agentic & Tool Use Not comparable
Devstral Small 2505: —, Nova 2.0 Pro Preview: 21.9 (#136)
| Benchmark | Devstral Small 2505 | Nova 2.0 Pro Preview |
|---|---|---|
| GDP.pdf | — | 2% |
Reasoning Nova 2.0 Pro Preview leads
Devstral Small 2505: 19.7 (#252), Nova 2.0 Pro Preview: 22.4 (#194)
| Benchmark | Devstral Small 2505 | Nova 2.0 Pro Preview |
|---|---|---|
| CritPt | 0% | 0% |
| Kagi LLM Benchmark | 37.7% | — |
Frequently asked questions
Is Devstral Small 2505 better than Nova 2.0 Pro Preview?
Devstral Small 2505 and Nova 2.0 Pro Preview score almost the same on the Noometry Index (34.3 vs 33.4), so choose on price, context window or the category you care about most.
Is Devstral Small 2505 or Nova 2.0 Pro Preview better for coding?
Nova 2.0 Pro Preview scores higher on coding benchmarks: 40.8 versus 38.9 in the Noometry coding category.
How many benchmarks do Devstral Small 2505 and Nova 2.0 Pro Preview share?
2 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Nova 2.0 Pro Preview has 3.