Model comparison

Claude Sonnet 5.5 vs Gemini 1.0 Pro

Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 27.1 on the Noometry Index.

Last verified . 2 shared benchmarks.

Claude Sonnet 5.5 Anthropic

60.5

Rank #10 Confirmed

Gemini 1.0 Pro Google

27.1

Rank #327 Confirmed

Summary

  • They share 2 benchmarks with published results for both. Claude Sonnet 5.5 scores higher in 4 categories and Gemini 1.0 Pro in 0 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Sonnet 5.5 leads 88.7 to 8.7.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 100% for Claude Sonnet 5.5 and 1.1% for Gemini 1.0 Pro.

Side by side

Claude Sonnet 5.5 and Gemini 1.0 Pro specifications
Claude Sonnet 5.5Gemini 1.0 Pro
ProviderAnthropicGoogle
Noometry Index60.527.1
Released2026-09-282023-12-13
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$2—
Output $ / M tokens$10—
Results tracked1624

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Category by category

Coding Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 65.5 (#6), Gemini 1.0 Pro: 31.6 (#270)

Coding benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
FrontierCode52.1%—
CursorBench55.5%—
LMArena WebDev1699—
FrontierSWE61.9%—
SciCode61%—
LMArena Coding—1108
ALE-Bench1,819—
HumanEval+—55.5%
MBPP+—61.4%

Agentic & Tool Use Not comparable

Claude Sonnet 5.5: 44.9 (#14), Gemini 1.0 Pro: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
APEX-Agents75.5%—

Reasoning Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 52.4 (#29), Gemini 1.0 Pro: 16.4 (#292)

Reasoning benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
CritPt31.4%—
LMArena Hard Prompts—1109
Mystery Game Puzzles65%—
DTBench—45.9%
Epoch Capabilities Index—116.97

Math Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 88.7 (#4), Gemini 1.0 Pro: 8.7 (#315)

Math benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
OTIS Mock AIME 2024-2025100%1.1%
FrontierMath (Tiers 1-3)88.8%—
FrontierMath Tier 480.5%—
ProofBench100%—
LMArena Math—1132
MATH Level 5—11.2%

Knowledge Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 66.0 (#11), Gemini 1.0 Pro: 15.5 (#286)

Knowledge benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
GPQA Diamond95.6%34%
SimpleQA Verified46.5%—
LMArena Expert—1059
MMLU—70%

Multimodal Not comparable

Claude Sonnet 5.5: 53.2 (#5), Gemini 1.0 Pro: —

Multimodal benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
Furniture Assembly75%—

Multilingual Not comparable

Claude Sonnet 5.5: —, Gemini 1.0 Pro: 33.5 (#247)

Multilingual benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
LMArena Non-English—1138
LMArena Chinese—1124
LMArena French—1144
LMArena German—1125
LMArena Japanese—1023
LMArena Russian—1186
LMArena Spanish—1118

Instruction Following Not comparable

Claude Sonnet 5.5: —, Gemini 1.0 Pro: 57.9 (#262)

Instruction Following benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
LMArena Instruction Following—1114

Long Context Not comparable

Claude Sonnet 5.5: —, Gemini 1.0 Pro: 34.3 (#244)

Long Context benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
LMArena Longer Query—1132

Writing & Preference Not comparable

Claude Sonnet 5.5: —, Gemini 1.0 Pro: 36.2 (#259)

Writing & Preference benchmarks
BenchmarkClaude Sonnet 5.5Gemini 1.0 Pro
LMArena Text—1149
LMArena Creative Writing—1130
LMArena Multi-Turn—1139

Frequently asked questions

Is Claude Sonnet 5.5 better than Gemini 1.0 Pro?

Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 27.1 on the Noometry Index.

Is Claude Sonnet 5.5 or Gemini 1.0 Pro better for coding?

Claude Sonnet 5.5 scores higher on coding benchmarks: 65.5 versus 31.6 in the Noometry coding category.

How many benchmarks do Claude Sonnet 5.5 and Gemini 1.0 Pro share?

2 benchmarks have published results for both models. Claude Sonnet 5.5 has 16 scored results on Noometry and Gemini 1.0 Pro has 24.

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