Noometry

Model comparison

Gemini 3.1 Pro Preview vs Ministral 3 8B 2512 (batch)

Gemini 3.1 Pro Preview has enough public results to be ranked (#23); Ministral 3 8B 2512 (batch) does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Gemini 3.1 Pro Preview Google

56.7

Rank #23 Confirmed

Ministral 3 8B 2512 (batch) Mistral AI

32.8

Unranked Sparse

Summary

  • They share 1 benchmark with published results for both. Gemini 3.1 Pro Preview scores higher in 1 category and Ministral 3 8B 2512 (batch) in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3.1 Pro Preview leads 71.8 to 27.1.
  • The biggest single-benchmark swing is Vectara Hallucination Rate: 10.4% for Gemini 3.1 Pro Preview and 21.7% for Ministral 3 8B 2512 (batch).
  • Ministral 3 8B 2512 (batch) is cheaper at $0.075 / $0.075 per million input/output tokens, against $2 / $12 for Gemini 3.1 Pro Preview.
  • Gemini 3.1 Pro Preview accepts more context: 1.05M tokens versus 128K.
  • Ministral 3 8B 2512 (batch) has downloadable open weights; the other is API-only.

Side by side

Gemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
ProviderGoogleMistral AI
Noometry Index56.732.8
Released2026-02-192025-12-02
WeightsProprietaryOpen
Context window1.05M128K
Max output66K4K
Input $ / M tokens$2$0.075
Output $ / M tokens$12$0.075
Results tracked711

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Category by category

Coding Not comparable

Gemini 3.1 Pro Preview: 42.5 (#99), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
SWE-bench Verified75.6%—
DeepSWE11.7%—
LMArena WebDev1447—
SciCode58.9%—
GSO22.6%—
WeirdML72.1%—
LMArena Coding1484—
MirrorCode8.9%—
ALE-Bench1,161—
AlgoTune2.02—

Agentic & Tool Use Not comparable

Gemini 3.1 Pro Preview: 37.7 (#34), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
Terminal-Bench80.2%—
APEX-Agents35.3%—
τ²-bench Banking26%—
DeepResearch Bench47.8%—
PostTrainBench22%—
BALROG57%—
ExploitBench26.1%—
GBAEval0.8%—
GDP.pdf17%—
LMArena Search1211—
METR Time Horizons77%—
Vending-Bench 23,774—

Reasoning Not comparable

Gemini 3.1 Pro Preview: 71.7 (#12), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
ARC-AGI-277.1%—
SimpleBench79.6%—
NYT Connections (extended)97.4%—
ARC-AGI-198%—
CritPt17.7%—
Chess Puzzles55%—
EnigmaEval36.8%—
Thematic Generalization79.4%—
EBR-Bench14.3%—
LMArena Hard Prompts1485—
Mystery Game Puzzles34%—
DTBench97.1%—
LMCA53.8%—
Epoch Capabilities Index154.77—
ForecastBench59—

Math Not comparable

Gemini 3.1 Pro Preview: 62.1 (#34), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
FrontierMath (Tiers 1-3)59.6%—
FrontierMath Tier 426.8%—
MathArena Final-Answer Competitions86.5%—
OTIS Mock AIME 2024-202595.6%—
ProofBench26%—
LMArena Math1485—
FrontierMath (Feb 2025 set)36.9%—
FrontierMath Tier 4 (v1)16.7%—

Knowledge Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 71.8 (#3), Ministral 3 8B 2512 (batch): 27.1

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
Vectara Hallucination Rate10.4%21.7%
GPQA Diamond94.4%—
Humanity's Last Exam46.4%—
SimpleQA Verified73.5%—
LMArena Expert1485—

Multimodal Not comparable

Gemini 3.1 Pro Preview: 37.9 (#69), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
LMArena Vision1296—
Blueprint-Bench 226.5%—
Furniture Assembly26.7%—
LMArena Document1444—

Multilingual Not comparable

Gemini 3.1 Pro Preview: 57.0 (#12), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
LMArena Non-English1477—
LMArena Chinese1529—
LMArena French1487—
LMArena German1491—
LMArena Japanese1493—
LMArena Korean1455—
LMArena Russian1498—
LMArena Spanish1479—

Instruction Following Not comparable

Gemini 3.1 Pro Preview: 77.0 (#32), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
LMArena Instruction Following1466—

Long Context Not comparable

Gemini 3.1 Pro Preview: 47.4 (#18), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
CL-bench20.8%—
CL-bench Life16.9%—
LMArena Longer Query1483—

Writing & Preference Not comparable

Gemini 3.1 Pro Preview: 66.1 (#37), Ministral 3 8B 2512 (batch): —

BenchmarkGemini 3.1 Pro PreviewMinistral 3 8B 2512 (batch)
LMArena Text1481—
LMArena Creative Writing1482—
EQ-Bench Creative Writing1491—
EQ-Bench 41142—
LMArena Multi-Turn1488—

Frequently asked questions

Is Gemini 3.1 Pro Preview better than Ministral 3 8B 2512 (batch)?

Gemini 3.1 Pro Preview has enough public results to be ranked (#23); Ministral 3 8B 2512 (batch) does not yet, so treat this comparison as directional.

Which is cheaper, Gemini 3.1 Pro Preview or Ministral 3 8B 2512 (batch)?

Ministral 3 8B 2512 (batch) is cheaper. It lists at $0.075 per million input tokens and $0.075 per million output tokens; Gemini 3.1 Pro Preview lists at $2 and $12.

Which has the bigger context window?

Gemini 3.1 Pro Preview does, with 1.05M tokens against 128K.

How many benchmarks do Gemini 3.1 Pro Preview and Ministral 3 8B 2512 (batch) share?

1 benchmark has published results for both models. Gemini 3.1 Pro Preview has 71 scored results on Noometry and Ministral 3 8B 2512 (batch) has 1.

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