Noometry

Model comparison

Gemini 3 Flash Preview vs Mistral Medium

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 36.3 on the Noometry Index.

Last verified . 27 shared benchmarks.

Gemini 3 Flash Preview Google

52.3

Rank #40 Confirmed

Mistral Medium Mistral AI

36.3

Rank #218 Confirmed

Summary

  • They share 27 benchmarks with published results for both. Gemini 3 Flash Preview scores higher in 10 categories and Mistral Medium in 0 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3 Flash Preview leads 58.8 to 25.0.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 95.6% for Gemini 3 Flash Preview and 32.2% for Mistral Medium.
  • Gemini 3 Flash Preview is cheaper at $0.50 / $3 per million input/output tokens, against $1.50 / $7.50 for Mistral Medium.
  • Gemini 3 Flash Preview accepts more context: 1.05M tokens versus 262K.
  • Mistral Medium has downloadable open weights; the other is API-only.

Side by side

Gemini 3 Flash PreviewMistral Medium
ProviderGoogleMistral AI
Noometry Index52.336.3
Released2025-12-172023-12-11
WeightsProprietaryOpen
Context window1.05M262K
Max output66K262K
Input $ / M tokens$0.50$1.50
Output $ / M tokens$3$7.50
Results tracked5936

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Category by category

Coding Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 50.9 (#42), Mistral Medium: 34.2 (#243)

BenchmarkGemini 3 Flash PreviewMistral Medium
WeirdML61.6%43.7%
LMArena Coding14601434
ALE-Bench1,367763.98
SWE-bench Verified75.4%—
FrontierCode—8%
SWE-bench Verified (bash only)75.8%—
LMArena WebDev1439—
SWE-bench Multilingual72.7%—
SciCode—40.2%
GSO9.8%—

Agentic & Tool Use Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 38.7 (#29), Mistral Medium: 28.3 (#90)

BenchmarkGemini 3 Flash PreviewMistral Medium
Terminal-Bench64.3%—
Berkeley Function Calling Leaderboard—37.7%
τ²-bench Airline82.5%—
τ²-bench Banking27.3%—
τ²-bench Retail76.8%—
τ²-bench Telecom91.2%—
DeepResearch Bench49.8%—
BALROG48.1%—
GDP.pdf10%—
LMArena Search1198—
Vending-Bench 23,635—

Reasoning Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 49.2 (#37), Mistral Medium: 24.0 (#167)

BenchmarkGemini 3 Flash PreviewMistral Medium
LMArena Hard Prompts14651426
DTBench89.1%75.5%
LMCA43.1%26.1%
ARC-AGI-233.6%—
SimpleBench61.1%—
Kagi LLM Benchmark—50%
NYT Connections (extended)83.1%—
ARC-AGI-184.7%—
CritPt—0%
Chess Puzzles40%—
Mystery Game Puzzles26%—
Surface Evolver Bench—26.9%
Epoch Capabilities Index151.8—
ForecastBench58.5—

Math Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 51.7 (#55), Mistral Medium: 28.1 (#245)

BenchmarkGemini 3 Flash PreviewMistral Medium
OTIS Mock AIME 2024-202595.6%32.2%
ProofBench15%9%
LMArena Math14731408
FrontierMath (Feb 2025 set)35.6%0.3%
FrontierMath (Tiers 1-3)51.2%—
FrontierMath Tier 417.1%—
MathArena Final-Answer Competitions67.6%—
MATH Level 5—81.6%
FrontierMath Tier 4 (v1)4.2%—

Knowledge Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 58.8 (#33), Mistral Medium: 25.0 (#265)

BenchmarkGemini 3 Flash PreviewMistral Medium
GPQA Diamond89.4%59.5%
Vectara Hallucination Rate13.5%22.7%
LMArena Expert14621408
Humanity's Last Exam—4.5%
SimpleQA Verified66.8%—

Multimodal Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 45.5 (#16), Mistral Medium: 35.3 (#88)

BenchmarkGemini 3 Flash PreviewMistral Medium
LMArena Vision12851172
GeoBench88%—
VPCT72.6%—
Blueprint-Bench 20%—
LMArena Document1413—

Multilingual Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 55.7 (#27), Mistral Medium: 52.1 (#91)

BenchmarkGemini 3 Flash PreviewMistral Medium
LMArena Non-English14581408
LMArena Chinese15111447
LMArena French14771459
LMArena German14971432
LMArena Japanese14891378
LMArena Korean14431380
LMArena Russian14801411
LMArena Spanish14691433

Instruction Following Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 75.7 (#56), Mistral Medium: 73.7 (#116)

BenchmarkGemini 3 Flash PreviewMistral Medium
LMArena Instruction Following14371398

Long Context Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 44.4 (#67), Mistral Medium: 42.9 (#114)

BenchmarkGemini 3 Flash PreviewMistral Medium
LMArena Longer Query14521406

Writing & Preference Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 65.5 (#45), Mistral Medium: 60.0 (#103)

BenchmarkGemini 3 Flash PreviewMistral Medium
LMArena Text14661424
LMArena Creative Writing14571391
LMArena Multi-Turn14711418
Short-Story Creative Writing—77.3%

Frequently asked questions

Is Gemini 3 Flash Preview better than Mistral Medium?

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 36.3 on the Noometry Index.

Which is cheaper, Gemini 3 Flash Preview or Mistral Medium?

Gemini 3 Flash Preview is cheaper. It lists at $0.50 per million input tokens and $3 per million output tokens; Mistral Medium lists at $1.50 and $7.50.

Is Gemini 3 Flash Preview or Mistral Medium better for coding?

Gemini 3 Flash Preview scores higher on coding benchmarks: 50.9 versus 34.2 in the Noometry coding category.

Which has the bigger context window?

Gemini 3 Flash Preview does, with 1.05M tokens against 262K.

How many benchmarks do Gemini 3 Flash Preview and Mistral Medium share?

27 benchmarks have published results for both models. Gemini 3 Flash Preview has 59 scored results on Noometry and Mistral Medium has 36.

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