Model comparison
Gemma 4 31B IT vs Mistral Medium 3.5
Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 40.2 on the Noometry Index.
Last verified . 20 shared benchmarks.
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Mistral AISummary
- They share 20 benchmarks with published results for both. Gemma 4 31B IT scores higher in 8 categories and Mistral Medium 3.5 in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemma 4 31B IT leads 27.2 to 17.3.
- The biggest single-benchmark swing is NYT Connections (extended): 70.6% for Gemma 4 31B IT and 12.9% for Mistral Medium 3.5.
- Gemma 4 31B IT is cheaper at $0.09 / $0.34 per million input/output tokens, against $1.50 / $7.50 for Mistral Medium 3.5.
Side by side
| Gemma 4 31B IT | Mistral Medium 3.5 | |
|---|---|---|
| Provider | Mistral AI | |
| Noometry Index | 43.5 | 40.2 |
| Released | 2026-04-02 | — |
| Weights | Open | Open |
| Context window | 262K | 262K |
| Max output | 33K | 210K |
| Input $ / M tokens | $0.09 | $1.50 |
| Output $ / M tokens | $0.34 | $7.50 |
| Results tracked | 35 | 22 |
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Category by category
Coding Gemma 4 31B IT leads
Gemma 4 31B IT: 42.3 (#108), Mistral Medium 3.5: 36.0 (#213)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena WebDev | 1366 | 1264 |
| LMArena Coding | 1459 | 1461 |
| SciCode | 43.4% | — |
| WeirdML | 52.3% | — |
| ALE-Bench | 925.5 | — |
Reasoning Gemma 4 31B IT leads
Gemma 4 31B IT: 27.2 (#122), Mistral Medium 3.5: 17.3 (#295)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| Kagi LLM Benchmark | 63.5% | 41.4% |
| NYT Connections (extended) | 70.6% | 12.9% |
| LMArena Hard Prompts | 1448 | 1436 |
| Epoch Capabilities Index | 142.74 | 141.35 |
| CritPt | 1.4% | — |
| Chess Puzzles | 5% | — |
| Thematic Generalization | 53% | — |
| DTBench | 82.7% | — |
| LMCA | 39.3% | — |
| Surface Evolver Bench | 30.6% | — |
Math Gemma 4 31B IT leads
Gemma 4 31B IT: 43.2 (#81), Mistral Medium 3.5: 39.1 (#113)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena Math | 1465 | 1431 |
| OTIS Mock AIME 2024-2025 | 73.3% | — |
Knowledge Mistral Medium 3.5 leads
Gemma 4 31B IT: 37.9 (#151), Mistral Medium 3.5: 40.0 (#126)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena Expert | 1465 | 1432 |
| GPQA Diamond | 75.8% | — |
| SimpleQA Verified | 10.4% | — |
| Vectara Hallucination Rate | 7.4% | — |
Multimodal Gemma 4 31B IT leads
Gemma 4 31B IT: 41.6 (#34), Mistral Medium 3.5: 38.3 (#65)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena Vision | 1277 | 1223 |
| LMArena Document | 1425 | — |
Multilingual Gemma 4 31B IT leads
Gemma 4 31B IT: 53.8 (#57), Mistral Medium 3.5: 51.9 (#100)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena Non-English | 1431 | 1404 |
| LMArena Chinese | 1476 | 1442 |
| LMArena French | 1435 | 1448 |
| LMArena Russian | 1460 | 1395 |
| LMArena Spanish | 1444 | 1409 |
| LMArena German | — | 1451 |
| LMArena Korean | — | 1385 |
Instruction Following Too close to call
Gemma 4 31B IT: 75.5 (#61), Mistral Medium 3.5: 74.6 (#90)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena Instruction Following | 1433 | 1415 |
Long Context Gemma 4 31B IT leads
Gemma 4 31B IT: 44.2 (#71), Mistral Medium 3.5: 43.2 (#103)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena Longer Query | 1446 | 1415 |
Writing & Preference Gemma 4 31B IT leads
Gemma 4 31B IT: 60.5 (#96), Mistral Medium 3.5: 58.5 (#117)
| Benchmark | Gemma 4 31B IT | Mistral Medium 3.5 |
|---|---|---|
| LMArena Text | 1443 | 1421 |
| LMArena Creative Writing | 1415 | 1374 |
| EQ-Bench 4 | 1120 | 993 |
| LMArena Multi-Turn | 1452 | 1423 |
| EQ-Bench Creative Writing | 1368 | — |
Frequently asked questions
Is Gemma 4 31B IT better than Mistral Medium 3.5?
Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 40.2 on the Noometry Index.
Which is cheaper, Gemma 4 31B IT or Mistral Medium 3.5?
Gemma 4 31B IT is cheaper. It lists at $0.09 per million input tokens and $0.34 per million output tokens; Mistral Medium 3.5 lists at $1.50 and $7.50.
Is Gemma 4 31B IT or Mistral Medium 3.5 better for coding?
Gemma 4 31B IT scores higher on coding benchmarks: 42.3 versus 36.0 in the Noometry coding category.
Which has the bigger context window?
Both accept 262K tokens.
How many benchmarks do Gemma 4 31B IT and Mistral Medium 3.5 share?
20 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Mistral Medium 3.5 has 22.