Model comparison

Claude Sonnet 4.5 vs Gemini Advanced 0514

Claude Sonnet 4.5 is the stronger model overall, scoring 44.0 to 37.1 on the Noometry Index.

Last verified . 17 shared benchmarks.

Claude Sonnet 4.5 Anthropic

44.0

Rank #76 Confirmed

Gemini Advanced 0514 Google

37.1

Rank #195 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Claude Sonnet 4.5 scores higher in 7 categories and Gemini Advanced 0514 in 1 category; 7 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Claude Sonnet 4.5 leads 66.7 to 48.8.

Side by side

Claude Sonnet 4.5 and Gemini Advanced 0514 specifications
Claude Sonnet 4.5Gemini Advanced 0514
ProviderAnthropicGoogle
Noometry Index44.037.1
Released2025-09-29—
WeightsProprietaryProprietary
Context window1M—
Max output64K—
Input $ / M tokens$3—
Output $ / M tokens$15—
Results tracked7317

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Category by category

Coding Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 47.8 (#54), Gemini Advanced 0514: 36.0 (#202)

Coding benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Coding14891255
SWE-bench Verified71.3%—
SWE-bench Verified (bash only)71.4%—
LMArena WebDev1393—
SWE-bench Multilingual67%—
SciCode44.7%—
GSO14.7%—
WeirdML47.7%—
ALE-Bench796.15—
AlgoTune1.52—

Agentic & Tool Use Not comparable

Claude Sonnet 4.5: 38.1 (#30), Gemini Advanced 0514: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
Terminal-Bench46.5%—
Berkeley Function Calling Leaderboard73.2%—
GDPval42.5%—
Remote Labor Index2.1%—
τ²-bench Airline72%—
τ²-bench Banking25.3%—
τ²-bench Retail72.4%—
τ²-bench Telecom84.9%—
Cybench60%—
DeepResearch Bench52.6%—
OSWorld62.9%—
LMArena Search1159—
METR Time Horizons67.4%—
Vending-Bench 23,839—

Reasoning Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 26.9 (#113), Gemini Advanced 0514: 23.6 (#163)

Reasoning benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Hard Prompts14621248
ARC-AGI-213.6%—
SimpleBench54.3%—
Kagi LLM Benchmark57.9%—
NYT Connections (extended)37.3%—
ARC-AGI-163.7%—
CritPt1.1%—
Chess Puzzles12%—
EnigmaEval6%—
EBR-Bench2.4%—
Mystery Game Puzzles17%—
DTBench83.2%—
LMCA38.8%—
Epoch Capabilities Index146.84—
ForecastBench61.9—

Math Too close to call

Claude Sonnet 4.5: 31.9 (#190), Gemini Advanced 0514: 32.9 (#181)

Math benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Math14481272
FrontierMath (Tiers 1-3)23.9%—
FrontierMath Tier 42.4%—
OTIS Mock AIME 2024-202577.8%—
ProofBench19%—
Omni-MATH55.3%—
MATH Level 597.7%—
FrontierMath (Feb 2025 set)15.2%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 48.4 (#70), Gemini Advanced 0514: 32.7 (#201)

Knowledge benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Expert14831215
GPQA Diamond82.3%—
Humanity's Last Exam13.7%—
SimpleQA Verified30.7%—
MMLU-Pro86.9%—
Vectara Hallucination Rate12%—
GPQA (HELM)68.6%—

Multimodal Not comparable

Claude Sonnet 4.5: 34.1 (#84), Gemini Advanced 0514: —

Multimodal benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
VPCT39.8%—
LMArena Document1450—

Multilingual Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 53.6 (#65), Gemini Advanced 0514: 42.8 (#187)

Multilingual benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Non-English14251274
LMArena Chinese14591274
LMArena French14591306
LMArena German14271275
LMArena Japanese13901242
LMArena Korean14031232
LMArena Russian14361283
LMArena Spanish14571242

Instruction Following Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 75.2 (#74), Gemini Advanced 0514: 66.2 (#206)

Instruction Following benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Instruction Following14591254
IFEval85%—

Long Context Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 45.2 (#45), Gemini Advanced 0514: 38.0 (#202)

Long Context benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Longer Query14761254

Writing & Preference Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 66.7 (#33), Gemini Advanced 0514: 48.8 (#195)

Writing & Preference benchmarks
BenchmarkClaude Sonnet 4.5Gemini Advanced 0514
LMArena Text14391279
LMArena Creative Writing14421284
LMArena Multi-Turn14651269
EQ-Bench Creative Writing1678—
WildBench85.4%—

Frequently asked questions

Is Claude Sonnet 4.5 better than Gemini Advanced 0514?

Claude Sonnet 4.5 is the stronger model overall, scoring 44.0 to 37.1 on the Noometry Index.

Is Claude Sonnet 4.5 or Gemini Advanced 0514 better for coding?

Claude Sonnet 4.5 scores higher on coding benchmarks: 47.8 versus 36.0 in the Noometry coding category.

How many benchmarks do Claude Sonnet 4.5 and Gemini Advanced 0514 share?

17 benchmarks have published results for both models. Claude Sonnet 4.5 has 73 scored results on Noometry and Gemini Advanced 0514 has 17.

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