Model comparison

Gemini 2.0 Flash (Feb 2025) vs Grok 4.5

Grok 4.5 is the stronger model overall, scoring 55.0 to 35.1 on the Noometry Index.

Last verified . 27 shared benchmarks.

Gemini 2.0 Flash (Feb 2025) Google

35.1

Rank #228 Confirmed

Grok 4.5 xAI

55.0

Rank #25 Confirmed

Summary

  • They share 27 benchmarks with published results for both. Gemini 2.0 Flash (Feb 2025) scores higher in 0 categories and Grok 4.5 in 10 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Grok 4.5 leads 56.1 to 15.2.
  • The biggest single-benchmark swing is ARC-AGI-2: 1.3% for Gemini 2.0 Flash (Feb 2025) and 52.6% for Grok 4.5.

Side by side

Gemini 2.0 Flash (Feb 2025) and Grok 4.5 specifications
Gemini 2.0 Flash (Feb 2025)Grok 4.5
ProviderGooglexAI
Noometry Index35.155.0
Released2024-12-062026-07-08
WeightsProprietaryProprietary
Context window—500K
Max output—500K
Input $ / M tokens—$2
Output $ / M tokens—$6
Results tracked5452

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Category by category

Coding Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 28.4 (#315), Grok 4.5: 52.2 (#35)

Coding benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
WeirdML25.8%46.4%
LMArena Coding13501474
DeepSWE—53.8%
FrontierCode—42.4%
SWE-bench Verified (bash only)13.5%—
Aider Polyglot38.2%—
LMArena WebDev—1553
SciCode—54.1%
BigCodeBench Instruct45.9%—
LiveBench Coding63.4%—
BigCodeBench Complete59.9%—
CadEval30%—
ALE-Bench—1,309

Agentic & Tool Use Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 28.1 (#92), Grok 4.5: 44.4 (#17)

Agentic & Tool Use benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
APEX-Agents—56.2%
TheAgentCompany11.4%—
τ²-bench Banking—47.9%
PostTrainBench—23.4%
GBAEval—65.4%
GDP.pdf—14%
LMArena Search—1213
Vending-Bench 2—3,887

Reasoning Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 15.2 (#318), Grok 4.5: 56.1 (#25)

Reasoning benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
ARC-AGI-21.3%52.6%
SimpleBench31.1%70%
Kagi LLM Benchmark37.8%83.5%
LMArena Hard Prompts13461462
DTBench63.2%96.5%
Epoch Capabilities Index135.36153.92
NYT Connections (extended)—79.9%
ARC-AGI-1—87.2%
CritPt—15.4%
Chess Puzzles—36%
EnigmaEval1.1%—
LiveBench Reasoning78.2%—
LiveBench Data Analysis69.4%—
LMCA—45.2%
Surface Evolver Bench—74.4%
LiveBench66.9%—

Math Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 37.9 (#146), Grok 4.5: 60.9 (#35)

Math benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
OTIS Mock AIME 2024-202557.8%97.8%
LMArena Math13521459
FrontierMath (Tiers 1-3)—57.2%
FrontierMath Tier 4—24.4%
ProofBench—31%
Omni-MATH45.9%—
LiveBench Math75.8%—
MATH Level 582.2%—
FrontierMath (Feb 2025 set)1.7%—

Knowledge Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 32.0 (#213), Grok 4.5: 62.3 (#24)

Knowledge benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
GPQA Diamond64.1%93.4%
LMArena Expert13391466
Humanity's Last Exam6.6%—
SimpleQA Verified—48.3%
MMLU-Pro73.7%—
Confabulations12.4%—
GPQA (HELM)55.6%—
MMLU79.7%—

Multimodal Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 36.5 (#79), Grok 4.5: 37.6 (#72)

Multimodal benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
LMArena Vision11581288
GeoBench77%—
Blueprint-Bench 2—27.3%
Furniture Assembly—22.5%
LMArena Document—1452

Multilingual Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 47.4 (#149), Grok 4.5: 54.4 (#42)

Multilingual benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
LMArena Non-English13421440
LMArena Chinese13731496
LMArena French13911456
LMArena German13531446
LMArena Japanese12941428
LMArena Korean13131404
LMArena Russian13511448
LMArena Spanish13631450

Instruction Following Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 74.4 (#97), Grok 4.5: 76.0 (#48)

Instruction Following benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
LMArena Instruction Following13361446
LiveBench Instruction Following85.8%—
IFEval84.1%—

Long Context Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 38.1 (#203), Grok 4.5: 44.8 (#56)

Long Context benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
LMArena Longer Query13441463
Fiction.LiveBench61.1%—

Writing & Preference Grok 4.5 leads

Gemini 2.0 Flash (Feb 2025): 49.5 (#190), Grok 4.5: 65.8 (#42)

Writing & Preference benchmarks
BenchmarkGemini 2.0 Flash (Feb 2025)Grok 4.5
LMArena Text13541448
LMArena Creative Writing13401442
EQ-Bench Creative Writing11281579
LMArena Multi-Turn13501456
Short-Story Creative Writing73.8%—
WildBench80%—
LiveBench Language51.3%—

Frequently asked questions

Is Gemini 2.0 Flash (Feb 2025) better than Grok 4.5?

Grok 4.5 is the stronger model overall, scoring 55.0 to 35.1 on the Noometry Index.

Is Gemini 2.0 Flash (Feb 2025) or Grok 4.5 better for coding?

Grok 4.5 scores higher on coding benchmarks: 52.2 versus 28.4 in the Noometry coding category.

How many benchmarks do Gemini 2.0 Flash (Feb 2025) and Grok 4.5 share?

27 benchmarks have published results for both models. Gemini 2.0 Flash (Feb 2025) has 54 scored results on Noometry and Grok 4.5 has 52.

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