Model comparison

Gemini 3 Pro vs Grok-3 mini

Gemini 3 Pro is the stronger model overall, scoring 54.8 to 41.2 on the Noometry Index.

Last verified . 30 shared benchmarks.

Gemini 3 Pro Google

54.8

Rank #28 Confirmed

Grok-3 mini xAI

41.2

Rank #141 Confirmed

Summary

  • They share 30 benchmarks with published results for both. Gemini 3 Pro scores higher in 7 categories and Grok-3 mini in 1 category; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3 Pro leads 52.5 to 13.6.
  • The biggest single-benchmark swing is ARC-AGI-1: 75% for Gemini 3 Pro and 16.5% for Grok-3 mini.

Side by side

Gemini 3 Pro and Grok-3 mini specifications
Gemini 3 ProGrok-3 mini
ProviderGooglexAI
Noometry Index54.841.2
Released2025-11-182025-04-09
WeightsProprietaryProprietary
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked6735

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Category by category

Coding Gemini 3 Pro leads

Gemini 3 Pro: 51.6 (#39), Grok-3 mini: 40.8 (#131)

Coding benchmarks
BenchmarkGemini 3 ProGrok-3 mini
WeirdML69.9%42.6%
LMArena Coding14811379
SWE-bench Verified72.9%—
SWE-bench Verified (bash only)74.2%—
Aider Polyglot—49.3%
LMArena WebDev1440—
SWE-bench Multilingual68.7%—
GSO18.6%—
ALE-Bench1,177—
AlgoTune1.83—

Agentic & Tool Use Not comparable

Gemini 3 Pro: 40.6 (#23), Grok-3 mini: —

Agentic & Tool Use benchmarks
BenchmarkGemini 3 ProGrok-3 mini
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 Gemini 3 Pro leads

Gemini 3 Pro: 52.5 (#31), Grok-3 mini: 13.6 (#334)

Reasoning benchmarks
BenchmarkGemini 3 ProGrok-3 mini
ARC-AGI-231.1%0.4%
Kagi LLM Benchmark80.1%61.3%
ARC-AGI-175%16.5%
LMArena Hard Prompts14801375
Epoch Capabilities Index152.92140.35
SimpleBench76.4%—
NYT Connections (extended)94.4%—
CritPt6.9%—
Chess Puzzles31%—
EnigmaEval18.2%—
ForecastBench61.2—

Math Gemini 3 Pro leads

Gemini 3 Pro: 49.9 (#59), Grok-3 mini: 42.1 (#85)

Math benchmarks
BenchmarkGemini 3 ProGrok-3 mini
OTIS Mock AIME 2024-202591.4%77.8%
Omni-MATH55.5%31.8%
LMArena Math14761386
FrontierMath (Feb 2025 set)37.6%5.9%
MathArena Final-Answer Competitions67%—
ProofBench20%—
MATH Level 5—90.9%
FrontierMath Tier 4 (v1)18.8%—

Knowledge Gemini 3 Pro leads

Gemini 3 Pro: 64.4 (#16), Grok-3 mini: 46.4 (#81)

Knowledge benchmarks
BenchmarkGemini 3 ProGrok-3 mini
GPQA Diamond92.6%76.3%
MMLU-Pro90.3%79.9%
GPQA (HELM)80.3%67.5%
LMArena Expert14751395
Humanity's Last Exam37.5%—
Confabulations—10.8%
Vectara Hallucination Rate13.6%—

Multimodal Not comparable

Gemini 3 Pro: 57.6 (#2), Grok-3 mini: —

Multimodal benchmarks
BenchmarkGemini 3 ProGrok-3 mini
LMArena Vision1305—
GeoBench84%—
VPCT91%—
LMArena Document1434—

Multilingual Gemini 3 Pro leads

Gemini 3 Pro: 56.9 (#16), Grok-3 mini: 48.1 (#145)

Multilingual benchmarks
BenchmarkGemini 3 ProGrok-3 mini
LMArena Non-English14741352
LMArena Chinese15231387
LMArena French14921357
LMArena German15151349
LMArena Japanese15101342
LMArena Korean14481335
LMArena Russian14931353
LMArena Spanish14701381

Instruction Following Grok-3 mini leads

Gemini 3 Pro: 76.3 (#45), Grok-3 mini: 78.5 (#9)

Instruction Following benchmarks
BenchmarkGemini 3 ProGrok-3 mini
IFEval87.7%95.1%
LMArena Instruction Following14581357

Long Context Gemini 3 Pro leads

Gemini 3 Pro: 44.0 (#79), Grok-3 mini: 41.0 (#147)

Long Context benchmarks
BenchmarkGemini 3 ProGrok-3 mini
LMArena Longer Query14711372
Fiction.LiveBench—66.7%
CL-bench15.8%—

Writing & Preference Gemini 3 Pro leads

Gemini 3 Pro: 66.4 (#35), Grok-3 mini: 52.5 (#169)

Writing & Preference benchmarks
BenchmarkGemini 3 ProGrok-3 mini
LMArena Text14791370
LMArena Creative Writing14821342
WildBench85.9%65.1%
LMArena Multi-Turn14841355
Short-Story Creative Writing—73.5%
EQ-Bench Creative Writing1525—

Frequently asked questions

Is Gemini 3 Pro better than Grok-3 mini?

Gemini 3 Pro is the stronger model overall, scoring 54.8 to 41.2 on the Noometry Index.

Is Gemini 3 Pro or Grok-3 mini better for coding?

Gemini 3 Pro scores higher on coding benchmarks: 51.6 versus 40.8 in the Noometry coding category.

How many benchmarks do Gemini 3 Pro and Grok-3 mini share?

30 benchmarks have published results for both models. Gemini 3 Pro has 67 scored results on Noometry and Grok-3 mini has 35.

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