Model comparison
Gemini 3.1 Flash Lite vs Mistral Large 3
Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.8 to 39.1 on the Noometry Index. Mistral Large 3 costs 1.5× 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 . 23 shared benchmarks.
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Mistral AISummary
- They share 23 benchmarks with published results for both. Gemini 3.1 Flash Lite scores higher in 6 categories and Mistral Large 3 in 3 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.1 Flash Lite leads 22.9 to 15.2.
- The biggest single-benchmark swing is Thematic Generalization: 63.3% for Gemini 3.1 Flash Lite and 23% for Mistral Large 3.
- Mistral Large 3 is cheaper at $0.25 / $0.75 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 262K.
- Mistral Large 3 has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.1 Flash Lite | Mistral Large 3 | |
|---|---|---|
| Provider | Mistral AI | |
| Noometry Index | 40.8 | 39.1 |
| Released | 2026-03-03 | 2025-12-02 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 262K |
| Max output | 66K | 8K |
| Input $ / M tokens | $0.25 | $0.25 |
| Output $ / M tokens | $1.50 | $0.75 |
| Results tracked | 38 | 24 |
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Category by category
Coding Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 37.8 (#188), Mistral Large 3: 34.4 (#237)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| LMArena WebDev | 1256 | 1230 |
| LMArena Coding | 1400 | 1448 |
| SciCode | 41.9% | — |
| WeirdML | 52.2% | — |
| ALE-Bench | 797.73 | — |
Agentic & Tool Use Not comparable
Gemini 3.1 Flash Lite: 30.2 (#79), Mistral Large 3: —
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| DeepResearch Bench | 37.3% | — |
Reasoning Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 22.9 (#186), Mistral Large 3: 15.2 (#319)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| Kagi LLM Benchmark | 67.2% | 50.9% |
| NYT Connections (extended) | 8.2% | 7.5% |
| Thematic Generalization | 63.3% | 23% |
| LMArena Hard Prompts | 1407 | 1429 |
| CritPt | 1.1% | — |
| Chess Puzzles | 25% | — |
| EnigmaEval | 3% | — |
| DTBench | 76.8% | — |
| LMCA | 35% | — |
| Epoch Capabilities Index | 144.47 | — |
| ForecastBench | 54.4 | — |
Math Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 40.7 (#90), Mistral Large 3: 38.7 (#129)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| LMArena Math | 1428 | 1414 |
| FrontierMath (Tiers 1-3) | 27.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
Knowledge Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 41.9 (#104), Mistral Large 3: 36.0 (#177)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| Vectara Hallucination Rate | 8.2% | 14.5% |
| LMArena Expert | 1398 | 1421 |
| GPQA Diamond | 81.8% | — |
| Humanity's Last Exam | 8.6% | — |
Multimodal Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 39.4 (#60), Mistral Large 3: 38.2 (#66)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| LMArena Vision | 1240 | 1221 |
Multilingual Too close to call
Gemini 3.1 Flash Lite: 52.3 (#86), Mistral Large 3: 52.5 (#84)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| LMArena Non-English | 1411 | 1413 |
| LMArena Chinese | 1461 | 1447 |
| LMArena French | 1424 | 1455 |
| LMArena German | 1429 | 1437 |
| LMArena Japanese | 1413 | 1394 |
| LMArena Korean | 1392 | 1384 |
| LMArena Russian | 1420 | 1411 |
| LMArena Spanish | 1421 | 1440 |
Instruction Following Mistral Large 3 leads
Gemini 3.1 Flash Lite: 72.7 (#131), Mistral Large 3: 74.0 (#108)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| LMArena Instruction Following | 1377 | 1403 |
Long Context Too close to call
Gemini 3.1 Flash Lite: 42.5 (#122), Mistral Large 3: 43.1 (#105)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| LMArena Longer Query | 1394 | 1413 |
Writing & Preference Too close to call
Gemini 3.1 Flash Lite: 60.9 (#94), Mistral Large 3: 60.0 (#101)
| Benchmark | Gemini 3.1 Flash Lite | Mistral Large 3 |
|---|---|---|
| LMArena Text | 1416 | 1428 |
| LMArena Creative Writing | 1401 | 1386 |
| LMArena Multi-Turn | 1417 | 1429 |
| EQ-Bench Creative Writing | — | 1412 |
Frequently asked questions
Is Gemini 3.1 Flash Lite better than Mistral Large 3?
Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.8 to 39.1 on the Noometry Index. Mistral Large 3 costs 1.5× 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 Large 3?
Mistral Large 3 is cheaper. It lists at $0.25 per million input tokens and $0.75 per million output tokens; Gemini 3.1 Flash Lite lists at $0.25 and $1.50.
Is Gemini 3.1 Flash Lite or Mistral Large 3 better for coding?
Gemini 3.1 Flash Lite scores higher on coding benchmarks: 37.8 versus 34.4 in the Noometry coding category.
Which has the bigger context window?
Gemini 3.1 Flash Lite does, with 1.05M tokens against 262K.
How many benchmarks do Gemini 3.1 Flash Lite and Mistral Large 3 share?
23 benchmarks have published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and Mistral Large 3 has 24.