Model comparison

Claude Sonnet 5 vs Gemini 2.0 Pro

Claude Sonnet 5 is the stronger model overall, scoring 54.6 to 39.1 on the Noometry Index.

Last verified . 2 shared benchmarks.

Claude Sonnet 5 Anthropic

54.6

Rank #29 Confirmed

Gemini 2.0 Pro Google

39.1

Rank #173 Confirmed

Summary

  • They share 2 benchmarks with published results for both. Claude Sonnet 5 scores higher in 7 categories and Gemini 2.0 Pro in 0 categories; 6 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Sonnet 5 leads 49.1 to 22.3.
  • The biggest single-benchmark swing is GPQA Diamond: 90.5% for Claude Sonnet 5 and 65.7% for Gemini 2.0 Pro.

Side by side

Claude Sonnet 5 and Gemini 2.0 Pro specifications
Claude Sonnet 5Gemini 2.0 Pro
ProviderAnthropicGoogle
Noometry Index54.639.1
Released2026-06-292025-02-05
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$2—
Output $ / M tokens$10—
Results tracked5114

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Category by category

Coding Claude Sonnet 5 leads

Claude Sonnet 5: 55.5 (#26), Gemini 2.0 Pro: 37.8 (#187)

Coding benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
DeepSWE53.8%—
FrontierCode42.7%—
Aider Polyglot—35.6%
CursorBench34.1%—
LMArena WebDev1541—
SciCode54.3%—
GSO37.3%—
WeirdML68.8%—
LiveBench Coding—63.5%
LMArena Coding1483—
ALE-Bench1,463—

Agentic & Tool Use Not comparable

Claude Sonnet 5: 42.8 (#18), Gemini 2.0 Pro: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
APEX-Agents54.5%—
GBAEval65.3%—
LMArena Search1194—
Vending-Bench 26,378—

Reasoning Claude Sonnet 5 leads

Claude Sonnet 5: 49.1 (#39), Gemini 2.0 Pro: 22.3 (#198)

Reasoning benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
Epoch Capabilities Index156.21135.06
SimpleBench60.6%—
NYT Connections (extended)75.1%—
CritPt16.9%—
Chess Puzzles35%—
EnigmaEval—0.7%
LiveBench Reasoning—60.1%
LMArena Hard Prompts1461—
Mystery Game Puzzles35%—
DTBench92.5%—
LiveBench Data Analysis—68%
LMCA50%—
Surface Evolver Bench60%—
Bench to the Future 30.14—
ForecastBench61.1—
LiveBench—65.1%

Math Claude Sonnet 5 leads

Claude Sonnet 5: 66.2 (#27), Gemini 2.0 Pro: 39.7 (#100)

Math benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
FrontierMath (Tiers 1-3)65.6%—
FrontierMath Tier 429.3%—
OTIS Mock AIME 2024-202594.7%—
ProofBench77%—
LiveBench Math—71%
LMArena Math1467—
MATH Level 5—83.5%

Knowledge Claude Sonnet 5 leads

Claude Sonnet 5: 55.6 (#47), Gemini 2.0 Pro: 36.5 (#167)

Knowledge benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
GPQA Diamond90.5%65.7%
SimpleQA Verified33.7%—
Confabulations—18.4%
LMArena Expert1490—

Multimodal Not comparable

Claude Sonnet 5: 42.4 (#31), Gemini 2.0 Pro: —

Multimodal benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
LMArena Vision1274—
Blueprint-Bench 224.9%—
LMArena Document1466—

Multilingual Not comparable

Claude Sonnet 5: 53.8 (#55), Gemini 2.0 Pro: —

Multilingual benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
LMArena Non-English1431—
LMArena Chinese1477—
LMArena French1460—
LMArena German1440—
LMArena Japanese1422—
LMArena Korean1411—
LMArena Russian1451—
LMArena Spanish1437—

Instruction Following Too close to call

Claude Sonnet 5: 76.3 (#41), Gemini 2.0 Pro: 75.5 (#59)

Instruction Following benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
LiveBench Instruction Following—83.4%
LMArena Instruction Following1452—

Long Context Claude Sonnet 5 leads

Claude Sonnet 5: 44.8 (#55), Gemini 2.0 Pro: 29.2 (#292)

Long Context benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
Fiction.LiveBench—41.7%
LMArena Longer Query1463—

Writing & Preference Claude Sonnet 5 leads

Claude Sonnet 5: 69.2 (#25), Gemini 2.0 Pro: 52.7 (#165)

Writing & Preference benchmarks
BenchmarkClaude Sonnet 5Gemini 2.0 Pro
LMArena Text1442—
LMArena Creative Writing1416—
EQ-Bench Creative Writing1794—
EQ-Bench 41236—
LMArena Multi-Turn1454—
LiveBench Language—44.9%

Frequently asked questions

Is Claude Sonnet 5 better than Gemini 2.0 Pro?

Claude Sonnet 5 is the stronger model overall, scoring 54.6 to 39.1 on the Noometry Index.

Is Claude Sonnet 5 or Gemini 2.0 Pro better for coding?

Claude Sonnet 5 scores higher on coding benchmarks: 55.5 versus 37.8 in the Noometry coding category.

How many benchmarks do Claude Sonnet 5 and Gemini 2.0 Pro share?

2 benchmarks have published results for both models. Claude Sonnet 5 has 51 scored results on Noometry and Gemini 2.0 Pro has 14.

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