Model comparison

Gemini 3 Pro vs Mistral Medium 3

Gemini 3 Pro has enough public results to be ranked (#28); Mistral Medium 3 does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Gemini 3 Pro Google

54.8

Rank #28 Confirmed

Mistral Medium 3 Mistral AI

37.0

Unranked Sparse

Summary

  • They share 1 benchmark with published results for both. Gemini 3 Pro scores higher in 1 category and Mistral Medium 3 in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3 Pro leads 64.4 to 34.6.

Side by side

Gemini 3 Pro and Mistral Medium 3 specifications
Gemini 3 ProMistral Medium 3
ProviderGoogleMistral AI
Noometry Index54.837.0
Released2025-11-182025-05-07
WeightsProprietaryProprietary
Context window—131K
Max output—131K
Input $ / M tokens—$0.40
Output $ / M tokens—$2
Results tracked672

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Category by category

Coding Not comparable

Gemini 3 Pro: 51.6 (#39), Mistral Medium 3: —

Coding benchmarks
BenchmarkGemini 3 ProMistral Medium 3
SWE-bench Verified72.9%—
SWE-bench Verified (bash only)74.2%—
LMArena WebDev1440—
SWE-bench Multilingual68.7%—
GSO18.6%—
WeirdML69.9%—
LMArena Coding1481—
ALE-Bench1,177—
AlgoTune1.83—

Agentic & Tool Use Not comparable

Gemini 3 Pro: 40.6 (#23), Mistral Medium 3: —

Agentic & Tool Use benchmarks
BenchmarkGemini 3 ProMistral Medium 3
Terminal-Bench69.4%—
Berkeley Function Calling Leaderboard72.5%—
GDPval40.3%—
Remote Labor Index1.3%—
τ²-bench Airline80.5%—
τ²-bench Banking18%—
τ²-bench Retail75.9%—
τ²-bench Telecom91%—
DeepResearch Bench46.3%—
BALROG58.1%—
LMArena Search1207—
METR Time Horizons71%—
Vending-Bench 25,478—

Reasoning Not comparable

Gemini 3 Pro: 52.5 (#31), Mistral Medium 3: —

Reasoning benchmarks
BenchmarkGemini 3 ProMistral Medium 3
Epoch Capabilities Index152.92134.07
ARC-AGI-231.1%—
SimpleBench76.4%—
Kagi LLM Benchmark80.1%—
NYT Connections (extended)94.4%—
ARC-AGI-175%—
CritPt6.9%—
Chess Puzzles31%—
EnigmaEval18.2%—
LMArena Hard Prompts1480—
ForecastBench61.2—

Math Not comparable

Gemini 3 Pro: 49.9 (#59), Mistral Medium 3: —

Math benchmarks
BenchmarkGemini 3 ProMistral Medium 3
MathArena Final-Answer Competitions67%—
OTIS Mock AIME 2024-202591.4%—
ProofBench20%—
Omni-MATH55.5%—
LMArena Math1476—
FrontierMath (Feb 2025 set)37.6%—
FrontierMath Tier 4 (v1)18.8%—

Knowledge Gemini 3 Pro leads

Gemini 3 Pro: 64.4 (#16), Mistral Medium 3: 34.6

Knowledge benchmarks
BenchmarkGemini 3 ProMistral Medium 3
GPQA Diamond92.6%—
Humanity's Last Exam37.5%—
MMLU-Pro90.3%—
Confabulations—21.9%
Vectara Hallucination Rate13.6%—
GPQA (HELM)80.3%—
LMArena Expert1475—

Multimodal Not comparable

Gemini 3 Pro: 57.6 (#2), Mistral Medium 3: —

Multimodal benchmarks
BenchmarkGemini 3 ProMistral Medium 3
LMArena Vision1305—
GeoBench84%—
VPCT91%—
LMArena Document1434—

Multilingual Not comparable

Gemini 3 Pro: 56.9 (#16), Mistral Medium 3: —

Multilingual benchmarks
BenchmarkGemini 3 ProMistral Medium 3
LMArena Non-English1474—
LMArena Chinese1523—
LMArena French1492—
LMArena German1515—
LMArena Japanese1510—
LMArena Korean1448—
LMArena Russian1493—
LMArena Spanish1470—

Instruction Following Not comparable

Gemini 3 Pro: 76.3 (#45), Mistral Medium 3: —

Instruction Following benchmarks
BenchmarkGemini 3 ProMistral Medium 3
IFEval87.7%—
LMArena Instruction Following1458—

Long Context Not comparable

Gemini 3 Pro: 44.0 (#79), Mistral Medium 3: —

Long Context benchmarks
BenchmarkGemini 3 ProMistral Medium 3
CL-bench15.8%—
LMArena Longer Query1471—

Writing & Preference Not comparable

Gemini 3 Pro: 66.4 (#35), Mistral Medium 3: —

Writing & Preference benchmarks
BenchmarkGemini 3 ProMistral Medium 3
LMArena Text1479—
LMArena Creative Writing1482—
EQ-Bench Creative Writing1525—
WildBench85.9%—
LMArena Multi-Turn1484—

Frequently asked questions

Is Gemini 3 Pro better than Mistral Medium 3?

Gemini 3 Pro has enough public results to be ranked (#28); Mistral Medium 3 does not yet, so treat this comparison as directional.

How many benchmarks do Gemini 3 Pro and Mistral Medium 3 share?

1 benchmark has published results for both models. Gemini 3 Pro has 67 scored results on Noometry and Mistral Medium 3 has 2.

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