Model comparison
Mistral Small 3.2 vs Solar Pro4
Solar Pro4 is the stronger model overall, scoring 41.5 to 30.8 on the Noometry Index. Mistral Small 3.2 costs 4.0× less per token, which makes it the better buy when Solar Pro4's lead doesn't matter for your workload.
Last verified . 0 shared benchmarks.
Mistral AI
UpstageSummary
- The widest gap is in knowledge, where Solar Pro4 leads 39.0 to 26.8.
- Mistral Small 3.2 is cheaper at $0.0938 / $0.25 per million input/output tokens, against $0.30 / $1.20 for Solar Pro4.
- Solar Pro4 accepts more context: 524K tokens versus 256K.
- Mistral Small 3.2 has downloadable open weights; the other is API-only.
Side by side
| Mistral Small 3.2 | Solar Pro4 | |
|---|---|---|
| Provider | Mistral AI | Upstage |
| Noometry Index | 30.8 | 41.5 |
| Released | 2025-06-20 | 2026-08-06 |
| Weights | Open | Proprietary |
| Context window | 256K | 524K |
| Max output | 16K | 131K |
| Input $ / M tokens | $0.0938 | $0.30 |
| Output $ / M tokens | $0.25 | $1.20 |
| Results tracked | 6 | 18 |
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Category by category
Coding Not comparable
Mistral Small 3.2: —, Solar Pro4: 39.9 (#135)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| LMArena WebDev | — | 1371 |
| LMArena Coding | — | 1439 |
Reasoning Solar Pro4 leads
Mistral Small 3.2: 17.5 (#282), Solar Pro4: 27.3 (#107)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| Kagi LLM Benchmark | 40.4% | — |
| Chess Puzzles | 1% | — |
| LMArena Hard Prompts | — | 1398 |
| Epoch Capabilities Index | 131.73 | — |
Math Solar Pro4 leads
Mistral Small 3.2: 24.9 (#251), Solar Pro4: 36.1 (#129)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 30.3% | — |
| LMArena Math | — | 1418 |
Knowledge Solar Pro4 leads
Mistral Small 3.2: 26.8 (#249), Solar Pro4: 39.0 (#128)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| GPQA Diamond | 49.1% | — |
| LMArena Expert | — | 1421 |
Multilingual Not comparable
Mistral Small 3.2: —, Solar Pro4: 49.0 (#134)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| LMArena Non-English | — | 1362 |
| LMArena Chinese | — | 1417 |
| LMArena French | — | 1403 |
| LMArena German | — | 1351 |
| LMArena Japanese | — | 1300 |
| LMArena Korean | — | 1383 |
| LMArena Russian | — | 1360 |
| LMArena Spanish | — | 1408 |
Instruction Following Not comparable
Mistral Small 3.2: —, Solar Pro4: 72.8 (#128)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | — | 1376 |
Long Context Not comparable
Mistral Small 3.2: —, Solar Pro4: 42.0 (#125)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | — | 1379 |
Writing & Preference Solar Pro4 leads
Mistral Small 3.2: 45.1 (#219), Solar Pro4: 56.7 (#133)
| Benchmark | Mistral Small 3.2 | Solar Pro4 |
|---|---|---|
| LMArena Text | — | 1386 |
| LMArena Creative Writing | — | 1313 |
| EQ-Bench Creative Writing | 1255 | — |
| LMArena Multi-Turn | — | 1391 |
Frequently asked questions
Is Mistral Small 3.2 better than Solar Pro4?
Solar Pro4 is the stronger model overall, scoring 41.5 to 30.8 on the Noometry Index. Mistral Small 3.2 costs 4.0× less per token, which makes it the better buy when Solar Pro4's lead doesn't matter for your workload.
Which is cheaper, Mistral Small 3.2 or Solar Pro4?
Mistral Small 3.2 is cheaper. It lists at $0.0938 per million input tokens and $0.25 per million output tokens; Solar Pro4 lists at $0.30 and $1.20.
Which has the bigger context window?
Solar Pro4 does, with 524K tokens against 256K.
How many benchmarks do Mistral Small 3.2 and Solar Pro4 share?
0 benchmarks have published results for both models. Mistral Small 3.2 has 6 scored results on Noometry and Solar Pro4 has 18.