Noometry

Model comparison

Gemini 3 Deep Think vs Grok 4

Grok 4 has enough public results to be ranked (#49); Gemini 3 Deep Think does not yet, so treat this comparison as directional.

Last verified . 2 shared benchmarks.

Gemini 3 Deep Think Google

58.5

Unranked Sparse

Grok 4 xAI

47.8

Rank #49 Confirmed

Summary

  • They share 2 benchmarks with published results for both. Gemini 3 Deep Think scores higher in 1 category and Grok 4 in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3 Deep Think leads 70.8 to 36.9.
  • The biggest single-benchmark swing is ARC-AGI-2: 84.6% for Gemini 3 Deep Think and 16% for Grok 4.

Side by side

Gemini 3 Deep ThinkGrok 4
ProviderGooglexAI
Noometry Index58.547.8
Released2026-02-122025-07-09
WeightsProprietaryProprietary
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked348

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Category by category

Coding Not comparable

Gemini 3 Deep Think: —, Grok 4: 49.9 (#44)

BenchmarkGemini 3 Deep ThinkGrok 4
Aider Polyglot—79.6%
WeirdML—45.7%
LMArena Coding—1408

Agentic & Tool Use Not comparable

Gemini 3 Deep Think: —, Grok 4: 32.1 (#62)

BenchmarkGemini 3 Deep ThinkGrok 4
Terminal-Bench—27.2%
Berkeley Function Calling Leaderboard—63%
GDPval—21.1%
Cybench—43%
DeepResearch Bench—47.3%
BALROG—43.6%
LMArena Search—1142
METR Time Horizons—66.6%

Reasoning Gemini 3 Deep Think leads

Gemini 3 Deep Think: 70.8 (#11), Grok 4: 36.9 (#59)

BenchmarkGemini 3 Deep ThinkGrok 4
ARC-AGI-284.6%16%
ARC-AGI-196%66.7%
SimpleBench—60.5%
Kagi LLM Benchmark—73.6%
CritPt25.7%—
Chess Puzzles—28%
LMArena Hard Prompts—1409
Epoch Capabilities Index—146.46
ForecastBench—60.9

Math Not comparable

Gemini 3 Deep Think: —, Grok 4: 46.5 (#58)

BenchmarkGemini 3 Deep ThinkGrok 4
OTIS Mock AIME 2024-2025—84%
Omni-MATH—60.3%
LMArena Math—1422
FrontierMath (Feb 2025 set)—19.7%
FrontierMath Tier 4 (v1)—2.1%

Knowledge Not comparable

Gemini 3 Deep Think: —, Grok 4: 53.7 (#50)

BenchmarkGemini 3 Deep ThinkGrok 4
GPQA Diamond—87%
MMLU-Pro—85.1%
Confabulations—12.4%
GPQA (HELM)—72.7%
LMArena Expert—1417

Multimodal Not comparable

Gemini 3 Deep Think: —, Grok 4: 33.1 (#89)

BenchmarkGemini 3 Deep ThinkGrok 4
LMArena Vision—1211
GeoBench—45%

Multilingual Not comparable

Gemini 3 Deep Think: —, Grok 4: 52.0 (#98)

BenchmarkGemini 3 Deep ThinkGrok 4
LMArena Non-English—1403
LMArena Chinese—1428
LMArena French—1418
LMArena German—1429
LMArena Japanese—1396
LMArena Korean—1376
LMArena Russian—1409
LMArena Spanish—1419

Instruction Following Not comparable

Gemini 3 Deep Think: —, Grok 4: 79.4 (#4)

BenchmarkGemini 3 Deep ThinkGrok 4
IFEval—94.9%
LMArena Instruction Following—1387

Long Context Not comparable

Gemini 3 Deep Think: —, Grok 4: 63.1 (#4)

BenchmarkGemini 3 Deep ThinkGrok 4
Fiction.LiveBench—94.4%
LMArena Longer Query—1409

Writing & Preference Not comparable

Gemini 3 Deep Think: —, Grok 4: 58.7 (#111)

BenchmarkGemini 3 Deep ThinkGrok 4
LMArena Text—1412
LMArena Creative Writing—1397
Short-Story Creative Writing—76.9%
WildBench—79.7%
LMArena Multi-Turn—1416

Frequently asked questions

Is Gemini 3 Deep Think better than Grok 4?

Grok 4 has enough public results to be ranked (#49); Gemini 3 Deep Think does not yet, so treat this comparison as directional.

How many benchmarks do Gemini 3 Deep Think and Grok 4 share?

2 benchmarks have published results for both models. Gemini 3 Deep Think has 3 scored results on Noometry and Grok 4 has 48.

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