Model comparison
Mistral Small 3.1 vs Nova 2.0 Pro Preview
Nova 2.0 Pro Preview is the stronger model overall, scoring 33.4 to 31.7 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AISummary
- Mistral Small 3.1 has downloadable open weights; the other is API-only.
Side by side
| Mistral Small 3.1 | Nova 2.0 Pro Preview | |
|---|---|---|
| Provider | Mistral AI | Amazon |
| Noometry Index | 31.7 | 33.4 |
| Released | 2025-03-17 | 2025-12-02 |
| Weights | Open | Proprietary |
| Context window | 128K | — |
| Max output | 102K | — |
| Input $ / M tokens | $0.35 | — |
| Output $ / M tokens | $0.56 | — |
| Results tracked | 28 | 3 |
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Category by category
Coding Nova 2.0 Pro Preview leads
Mistral Small 3.1: 38.3 (#179), Nova 2.0 Pro Preview: 40.8 (#133)
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| SciCode | — | 42.7% |
| LMArena Coding | 1309 | — |
Agentic & Tool Use Not comparable
Mistral Small 3.1: —, Nova 2.0 Pro Preview: 21.9 (#136)
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| GDP.pdf | — | 2% |
Reasoning Nova 2.0 Pro Preview leads
Mistral Small 3.1: 19.7 (#254), Nova 2.0 Pro Preview: 22.4 (#194)
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| CritPt | — | 0% |
| Chess Puzzles | 1% | — |
| LMArena Hard Prompts | 1278 | — |
| Epoch Capabilities Index | 127.48 | — |
Math Not comparable
Mistral Small 3.1: 14.7 (#301), Nova 2.0 Pro Preview: —
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 3.9% | — |
| Omni-MATH | 24.8% | — |
| LMArena Math | 1262 | — |
Knowledge Not comparable
Mistral Small 3.1: 22.6 (#271), Nova 2.0 Pro Preview: —
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| GPQA Diamond | 41.9% | — |
| MMLU-Pro | 61% | — |
| GPQA (HELM) | 39.2% | — |
| LMArena Expert | 1257 | — |
Multimodal Not comparable
Mistral Small 3.1: 33.2 (#99), Nova 2.0 Pro Preview: —
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Vision | 1136 | — |
Multilingual Not comparable
Mistral Small 3.1: 41.2 (#209), Nova 2.0 Pro Preview: —
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Non-English | 1255 | — |
| LMArena Chinese | 1253 | — |
| LMArena French | 1273 | — |
| LMArena German | 1266 | — |
| LMArena Japanese | 1208 | — |
| LMArena Korean | 1206 | — |
| LMArena Russian | 1263 | — |
| LMArena Spanish | 1283 | — |
Instruction Following Not comparable
Mistral Small 3.1: 63.6 (#230), Nova 2.0 Pro Preview: —
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| IFEval | 75% | — |
| LMArena Instruction Following | 1264 | — |
Long Context Not comparable
Mistral Small 3.1: 39.5 (#178), Nova 2.0 Pro Preview: —
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Longer Query | 1299 | — |
Writing & Preference Not comparable
Mistral Small 3.1: 37.0 (#259), Nova 2.0 Pro Preview: —
| Benchmark | Mistral Small 3.1 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Text | 1277 | — |
| LMArena Creative Writing | 1253 | — |
| EQ-Bench Creative Writing | 761 | — |
| WildBench | 78.8% | — |
| LMArena Multi-Turn | 1270 | — |
Frequently asked questions
Is Mistral Small 3.1 better than Nova 2.0 Pro Preview?
Nova 2.0 Pro Preview is the stronger model overall, scoring 33.4 to 31.7 on the Noometry Index.
Is Mistral Small 3.1 or Nova 2.0 Pro Preview better for coding?
Nova 2.0 Pro Preview scores higher on coding benchmarks: 40.8 versus 38.3 in the Noometry coding category.
How many benchmarks do Mistral Small 3.1 and Nova 2.0 Pro Preview share?
0 benchmarks have published results for both models. Mistral Small 3.1 has 28 scored results on Noometry and Nova 2.0 Pro Preview has 3.