Model comparison
Gemini 3.1 Flash Lite vs Mistral Small 3.2
Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.8 to 31.2 on the Noometry Index. Mistral Small 3.2 costs 4.2× less per token, which makes it the better buy when Gemini 3.1 Flash Lite's lead doesn't matter for your workload.
Last verified . 5 shared benchmarks.
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Mistral AISummary
- They share 5 benchmarks with published results for both. Gemini 3.1 Flash Lite scores higher in 4 categories and Mistral Small 3.2 in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemini 3.1 Flash Lite leads 60.9 to 45.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 80% for Gemini 3.1 Flash Lite and 30.3% for Mistral Small 3.2.
- Mistral Small 3.2 is cheaper at $0.0938 / $0.25 per million input/output tokens, against $0.25 / $1.50 for Gemini 3.1 Flash Lite.
- Gemini 3.1 Flash Lite accepts more context: 1.05M tokens versus 256K.
- Mistral Small 3.2 has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.1 Flash Lite | Mistral Small 3.2 | |
|---|---|---|
| Provider | Mistral AI | |
| Noometry Index | 40.8 | 31.2 |
| Released | 2026-03-03 | 2025-06-20 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 256K |
| Max output | 66K | 16K |
| Input $ / M tokens | $0.25 | $0.0938 |
| Output $ / M tokens | $1.50 | $0.25 |
| Results tracked | 38 | 6 |
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Category by category
Coding Not comparable
Gemini 3.1 Flash Lite: 37.8 (#188), Mistral Small 3.2: —
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| LMArena WebDev | 1256 | — |
| SciCode | 41.9% | — |
| WeirdML | 52.2% | — |
| LMArena Coding | 1400 | — |
| ALE-Bench | 797.73 | — |
Agentic & Tool Use Not comparable
Gemini 3.1 Flash Lite: 30.2 (#79), Mistral Small 3.2: —
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| DeepResearch Bench | 37.3% | — |
Reasoning Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 22.9 (#186), Mistral Small 3.2: 18.1 (#287)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| Kagi LLM Benchmark | 67.2% | 40.4% |
| Chess Puzzles | 25% | 1% |
| Epoch Capabilities Index | 144.47 | 131.74 |
| NYT Connections (extended) | 8.2% | — |
| CritPt | 1.1% | — |
| EnigmaEval | 3% | — |
| Thematic Generalization | 63.3% | — |
| LMArena Hard Prompts | 1407 | — |
| DTBench | 76.8% | — |
| LMCA | 35% | — |
| ForecastBench | 54.4 | — |
Math Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 40.7 (#90), Mistral Small 3.2: 26.3 (#260)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 80% | 30.3% |
| FrontierMath (Tiers 1-3) | 27.7% | — |
| LMArena Math | 1428 | — |
Knowledge Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 41.9 (#104), Mistral Small 3.2: 26.7 (#256)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| GPQA Diamond | 81.8% | 49.1% |
| Humanity's Last Exam | 8.6% | — |
| Vectara Hallucination Rate | 8.2% | — |
| LMArena Expert | 1398 | — |
Multimodal Not comparable
Gemini 3.1 Flash Lite: 39.4 (#60), Mistral Small 3.2: —
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| LMArena Vision | 1240 | — |
Multilingual Not comparable
Gemini 3.1 Flash Lite: 52.3 (#86), Mistral Small 3.2: —
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| LMArena Non-English | 1411 | — |
| LMArena Chinese | 1461 | — |
| LMArena French | 1424 | — |
| LMArena German | 1429 | — |
| LMArena Japanese | 1413 | — |
| LMArena Korean | 1392 | — |
| LMArena Russian | 1420 | — |
| LMArena Spanish | 1421 | — |
Instruction Following Not comparable
Gemini 3.1 Flash Lite: 72.7 (#131), Mistral Small 3.2: —
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| LMArena Instruction Following | 1377 | — |
Long Context Not comparable
Gemini 3.1 Flash Lite: 42.5 (#122), Mistral Small 3.2: —
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| LMArena Longer Query | 1394 | — |
Writing & Preference Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 60.9 (#94), Mistral Small 3.2: 45.0 (#224)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Small 3.2 |
|---|---|---|
| LMArena Text | 1416 | — |
| LMArena Creative Writing | 1401 | — |
| EQ-Bench Creative Writing | — | 1255 |
| LMArena Multi-Turn | 1417 | — |
Frequently asked questions
Is Gemini 3.1 Flash Lite better than Mistral Small 3.2?
Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.8 to 31.2 on the Noometry Index. Mistral Small 3.2 costs 4.2× less per token, which makes it the better buy when Gemini 3.1 Flash Lite's lead doesn't matter for your workload.
Which is cheaper, Gemini 3.1 Flash Lite 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; Gemini 3.1 Flash Lite lists at $0.25 and $1.50.
Which has the bigger context window?
Gemini 3.1 Flash Lite does, with 1.05M tokens against 256K.
How many benchmarks do Gemini 3.1 Flash Lite and Mistral Small 3.2 share?
5 benchmarks have published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and Mistral Small 3.2 has 6.