Model comparison
Mistral Small 3.1 vs Nova Premier 1.0
Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 31.7 on the Noometry Index. Mistral Small 3.1 costs 12× less per token, which makes it the better buy when Nova Premier 1.0's lead doesn't matter for your workload.
Last verified . 5 shared benchmarks.
Mistral AISummary
- They share 5 benchmarks with published results for both. Mistral Small 3.1 scores higher in 0 categories and Nova Premier 1.0 in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in math, where Nova Premier 1.0 leads 33.8 to 14.7.
- The biggest single-benchmark swing is GPQA (HELM): 39.2% for Mistral Small 3.1 and 51.8% for Nova Premier 1.0.
- Mistral Small 3.1 is cheaper at $0.35 / $0.56 per million input/output tokens, against $2.50 / $12.50 for Nova Premier 1.0.
- Nova Premier 1.0 accepts more context: 1M tokens versus 128K.
- Mistral Small 3.1 has downloadable open weights; the other is API-only.
Side by side
| Mistral Small 3.1 | Nova Premier 1.0 | |
|---|---|---|
| Provider | Mistral AI | Amazon |
| Noometry Index | 31.7 | 38.3 |
| Released | 2025-03-17 | 2025-04-30 |
| Weights | Open | Proprietary |
| Context window | 128K | 1M |
| Max output | 102K | 10K |
| Input $ / M tokens | $0.35 | $2.50 |
| Output $ / M tokens | $0.56 | $12.50 |
| Results tracked | 28 | 6 |
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Category by category
Coding Not comparable
Mistral Small 3.1: 38.3 (#179), Nova Premier 1.0: —
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Coding | 1309 | — |
Reasoning Nova Premier 1.0 leads
Mistral Small 3.1: 19.7 (#254), Nova Premier 1.0: 23.0 (#185)
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| Kagi LLM Benchmark | — | 44.8% |
| Chess Puzzles | 1% | — |
| LMArena Hard Prompts | 1278 | — |
| Epoch Capabilities Index | 127.48 | — |
Math Nova Premier 1.0 leads
Mistral Small 3.1: 14.7 (#301), Nova Premier 1.0: 33.8 (#199)
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| Omni-MATH | 24.8% | 35% |
| OTIS Mock AIME 2024-2025 | 3.9% | — |
| LMArena Math | 1262 | — |
Knowledge Nova Premier 1.0 leads
Mistral Small 3.1: 22.6 (#271), Nova Premier 1.0: 35.8 (#180)
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| MMLU-Pro | 61% | 72.6% |
| GPQA (HELM) | 39.2% | 51.8% |
| GPQA Diamond | 41.9% | — |
| LMArena Expert | 1257 | — |
Multimodal Not comparable
Mistral Small 3.1: 33.2 (#99), Nova Premier 1.0: —
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Vision | 1136 | — |
Multilingual Not comparable
Mistral Small 3.1: 41.2 (#209), Nova Premier 1.0: —
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| 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 Nova Premier 1.0 leads
Mistral Small 3.1: 63.6 (#230), Nova Premier 1.0: 66.8 (#204)
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| IFEval | 75% | 80.3% |
| LMArena Instruction Following | 1264 | — |
Long Context Not comparable
Mistral Small 3.1: 39.5 (#178), Nova Premier 1.0: —
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Longer Query | 1299 | — |
Writing & Preference Nova Premier 1.0 leads
Mistral Small 3.1: 37.0 (#259), Nova Premier 1.0: 51.0 (#178)
| Benchmark | Mistral Small 3.1 | Nova Premier 1.0 |
|---|---|---|
| WildBench | 78.8% | 78.8% |
| LMArena Text | 1277 | — |
| LMArena Creative Writing | 1253 | — |
| EQ-Bench Creative Writing | 761 | — |
| LMArena Multi-Turn | 1270 | — |
Frequently asked questions
Is Mistral Small 3.1 better than Nova Premier 1.0?
Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 31.7 on the Noometry Index. Mistral Small 3.1 costs 12× less per token, which makes it the better buy when Nova Premier 1.0's lead doesn't matter for your workload.
Which is cheaper, Mistral Small 3.1 or Nova Premier 1.0?
Mistral Small 3.1 is cheaper. It lists at $0.35 per million input tokens and $0.56 per million output tokens; Nova Premier 1.0 lists at $2.50 and $12.50.
Which has the bigger context window?
Nova Premier 1.0 does, with 1M tokens against 128K.
How many benchmarks do Mistral Small 3.1 and Nova Premier 1.0 share?
5 benchmarks have published results for both models. Mistral Small 3.1 has 28 scored results on Noometry and Nova Premier 1.0 has 6.