Noometry

Model comparison

Gemini 4 Argon vs Grok 4.1 Fast

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 41.4 on the Noometry Index.

Last verified . 16 shared benchmarks.

Gemini 4 Argon Google

56.5

Rank #24 Confirmed

Grok 4.1 Fast xAI

41.4

Rank #136 Confirmed

Summary

  • They share 16 benchmarks with published results for both. Gemini 4 Argon scores higher in 10 categories and Grok 4.1 Fast in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Gemini 4 Argon leads 73.9 to 31.9.
  • The biggest single-benchmark swing is ProofBench: 99% for Gemini 4 Argon and 4% for Grok 4.1 Fast.

Side by side

Gemini 4 ArgonGrok 4.1 Fast
ProviderGooglexAI
Noometry Index56.541.4
Released2026-09-302025-06-27
WeightsProprietaryProprietary
Context window—128K
Max output—30K
Input $ / M tokens—$0.20
Output $ / M tokens—$0.50
Results tracked2132

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Category by category

Coding Gemini 4 Argon leads

Gemini 4 Argon: 62.0 (#9), Grok 4.1 Fast: 34.1 (#245)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena WebDev16781242
LMArena Coding15501411
FrontierSWE55%—
SciCode61.8%—
ALE-Bench—394.93

Agentic & Tool Use Gemini 4 Argon leads

Gemini 4 Argon: 49.2 (#8), Grok 4.1 Fast: 36.3 (#39)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
Vending-Bench 213,7181,107
APEX-Agents82.2%—
Berkeley Function Calling Leaderboard—69.6%
τ²-bench Banking—13.1%
LMArena Search—1171

Reasoning Too close to call

Gemini 4 Argon: 44.2 (#47), Grok 4.1 Fast: 43.4 (#49)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena Hard Prompts15481407
SimpleBench—56%
NYT Connections (extended)—87.4%
CritPt27.1%—
DTBench—87.7%
ForecastBench—61

Math Gemini 4 Argon leads

Gemini 4 Argon: 73.9 (#17), Grok 4.1 Fast: 31.9 (#221)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
ProofBench99%4%
LMArena Math15361408
MathArena Final-Answer Competitions—60.9%

Knowledge Gemini 4 Argon leads

Gemini 4 Argon: 43.9 (#89), Grok 4.1 Fast: 33.1 (#207)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena Expert15531399
Vectara Hallucination Rate—17.8%

Multimodal Gemini 4 Argon leads

Gemini 4 Argon: 46.5 (#14), Grok 4.1 Fast: 37.0 (#76)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena Vision—1201
Blueprint-Bench 254.4%—

Multilingual Gemini 4 Argon leads

Gemini 4 Argon: 60.3 (#1), Grok 4.1 Fast: 51.0 (#114)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena Non-English15231391
LMArena Chinese16101441
LMArena Russian15371387
LMArena Spanish14971413
LMArena French—1415
LMArena German—1404
LMArena Japanese—1349
LMArena Korean—1361

Instruction Following Gemini 4 Argon leads

Gemini 4 Argon: 80.1 (#2), Grok 4.1 Fast: 72.7 (#133)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena Instruction Following15381376

Long Context Gemini 4 Argon leads

Gemini 4 Argon: 47.6 (#15), Grok 4.1 Fast: 42.4 (#126)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena Longer Query15491390

Writing & Preference Gemini 4 Argon leads

Gemini 4 Argon: 71.4 (#19), Grok 4.1 Fast: 57.2 (#131)

BenchmarkGemini 4 ArgonGrok 4.1 Fast
LMArena Text15341408
LMArena Creative Writing15311394
LMArena Multi-Turn15571389
EQ-Bench Creative Writing—1327

Frequently asked questions

Is Gemini 4 Argon better than Grok 4.1 Fast?

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 41.4 on the Noometry Index.

Is Gemini 4 Argon or Grok 4.1 Fast better for coding?

Gemini 4 Argon scores higher on coding benchmarks: 62.0 versus 34.1 in the Noometry coding category.

How many benchmarks do Gemini 4 Argon and Grok 4.1 Fast share?

16 benchmarks have published results for both models. Gemini 4 Argon has 21 scored results on Noometry and Grok 4.1 Fast has 32.

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