Noometry

Model comparison

Gemini 3 Flash Preview vs Magistral Small

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 30.2 on the Noometry Index. Magistral Small costs 1.5× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.

Last verified . 7 shared benchmarks.

Gemini 3 Flash Preview Google

52.3

Rank #40 Confirmed

Magistral Small Mistral AI

30.2

Rank #296 Confirmed

Summary

  • They share 7 benchmarks with published results for both. Gemini 3 Flash Preview scores higher in 4 categories and Magistral Small in 0 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3 Flash Preview leads 49.2 to 6.8.
  • The biggest single-benchmark swing is ARC-AGI-1: 84.7% for Gemini 3 Flash Preview and 5% for Magistral Small.
  • Magistral Small is cheaper at $0.50 / $1.50 per million input/output tokens, against $0.50 / $3 for Gemini 3 Flash Preview.
  • Gemini 3 Flash Preview accepts more context: 1.05M tokens versus 128K.
  • Magistral Small has downloadable open weights; the other is API-only.

Side by side

Gemini 3 Flash PreviewMagistral Small
ProviderGoogleMistral AI
Noometry Index52.330.2
Released2025-12-172025-06-10
WeightsProprietaryOpen
Context window1.05M128K
Max output66K40K
Input $ / M tokens$0.50$0.50
Output $ / M tokens$3$1.50
Results tracked5910

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Category by category

Coding Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 50.9 (#42), Magistral Small: 38.4 (#176)

BenchmarkGemini 3 Flash PreviewMagistral Small
SWE-bench Verified75.4%—
SWE-bench Verified (bash only)75.8%—
LMArena WebDev1439—
SWE-bench Multilingual72.7%—
SciCode—35.2%
GSO9.8%—
WeirdML61.6%—
LMArena Coding1460—
ALE-Bench1,367—

Agentic & Tool Use Not comparable

Gemini 3 Flash Preview: 38.7 (#29), Magistral Small: —

BenchmarkGemini 3 Flash PreviewMagistral Small
Terminal-Bench64.3%—
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), Magistral Small: 6.8 (#350)

BenchmarkGemini 3 Flash PreviewMagistral Small
ARC-AGI-233.6%0%
ARC-AGI-184.7%5%
Chess Puzzles40%3%
DTBench89.1%61.3%
Epoch Capabilities Index151.8133.19
SimpleBench61.1%—
Kagi LLM Benchmark—6.3%
NYT Connections (extended)83.1%—
CritPt—0.3%
LMArena Hard Prompts1465—
Mystery Game Puzzles26%—
LMCA43.1%—
ForecastBench58.5—

Math Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 51.7 (#55), Magistral Small: 26.2 (#261)

BenchmarkGemini 3 Flash PreviewMagistral Small
OTIS Mock AIME 2024-202595.6%30%
FrontierMath (Tiers 1-3)51.2%—
FrontierMath Tier 417.1%—
MathArena Final-Answer Competitions67.6%—
ProofBench15%—
LMArena Math1473—
FrontierMath (Feb 2025 set)35.6%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 58.8 (#33), Magistral Small: 30.9 (#223)

BenchmarkGemini 3 Flash PreviewMagistral Small
GPQA Diamond89.4%56.1%
SimpleQA Verified66.8%—
Vectara Hallucination Rate13.5%—
LMArena Expert1462—

Multimodal Not comparable

Gemini 3 Flash Preview: 45.5 (#16), Magistral Small: —

BenchmarkGemini 3 Flash PreviewMagistral Small
LMArena Vision1285—
GeoBench88%—
VPCT72.6%—
Blueprint-Bench 20%—
LMArena Document1413—

Multilingual Not comparable

Gemini 3 Flash Preview: 55.7 (#27), Magistral Small: —

BenchmarkGemini 3 Flash PreviewMagistral Small
LMArena Non-English1458—
LMArena Chinese1511—
LMArena French1477—
LMArena German1497—
LMArena Japanese1489—
LMArena Korean1443—
LMArena Russian1480—
LMArena Spanish1469—

Instruction Following Not comparable

Gemini 3 Flash Preview: 75.7 (#56), Magistral Small: —

BenchmarkGemini 3 Flash PreviewMagistral Small
LMArena Instruction Following1437—

Long Context Not comparable

Gemini 3 Flash Preview: 44.4 (#67), Magistral Small: —

BenchmarkGemini 3 Flash PreviewMagistral Small
LMArena Longer Query1452—

Writing & Preference Not comparable

Gemini 3 Flash Preview: 65.5 (#45), Magistral Small: —

BenchmarkGemini 3 Flash PreviewMagistral Small
LMArena Text1466—
LMArena Creative Writing1457—
LMArena Multi-Turn1471—

Frequently asked questions

Is Gemini 3 Flash Preview better than Magistral Small?

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 30.2 on the Noometry Index. Magistral Small costs 1.5× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.

Which is cheaper, Gemini 3 Flash Preview or Magistral Small?

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

Is Gemini 3 Flash Preview or Magistral Small better for coding?

Gemini 3 Flash Preview scores higher on coding benchmarks: 50.9 versus 38.4 in the Noometry coding category.

Which has the bigger context window?

Gemini 3 Flash Preview does, with 1.05M tokens against 128K.

How many benchmarks do Gemini 3 Flash Preview and Magistral Small share?

7 benchmarks have published results for both models. Gemini 3 Flash Preview has 59 scored results on Noometry and Magistral Small has 10.

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