Model comparison

Claude Sonnet 5.5 vs Palm 2

Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 29.4 on the Noometry Index.

Last verified . 0 shared benchmarks.

Claude Sonnet 5.5 Anthropic

60.5

Rank #10 Confirmed

Palm 2 Google

29.4

Rank #296 Confirmed

Summary

  • The widest gap is in math, where Claude Sonnet 5.5 leads 88.7 to 28.4.

Side by side

Claude Sonnet 5.5 and Palm 2 specifications
Claude Sonnet 5.5Palm 2
ProviderAnthropicGoogle
Noometry Index60.529.4
Released2026-09-28—
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$2—
Output $ / M tokens$10—
Results tracked1610

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Category by category

Coding Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 65.5 (#6), Palm 2: 28.5 (#306)

Coding benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
FrontierCode52.1%—
CursorBench55.5%—
LMArena WebDev1699—
FrontierSWE61.9%—
SciCode61%—
LMArena Coding—995
ALE-Bench1,819—

Agentic & Tool Use Not comparable

Claude Sonnet 5.5: 44.9 (#14), Palm 2: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
APEX-Agents75.5%—

Reasoning Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 52.4 (#29), Palm 2: 18.2 (#270)

Reasoning benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
CritPt31.4%—
LMArena Hard Prompts—1005
Mystery Game Puzzles65%—

Math Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 88.7 (#4), Palm 2: 28.4 (#229)

Math benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
FrontierMath (Tiers 1-3)88.8%—
FrontierMath Tier 480.5%—
OTIS Mock AIME 2024-2025100%—
ProofBench100%—
LMArena Math—1049

Knowledge Not comparable

Claude Sonnet 5.5: 66.0 (#11), Palm 2: —

Knowledge benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
GPQA Diamond95.6%—
SimpleQA Verified46.5%—

Multimodal Not comparable

Claude Sonnet 5.5: 53.2 (#5), Palm 2: —

Multimodal benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
Furniture Assembly75%—

Multilingual Not comparable

Claude Sonnet 5.5: —, Palm 2: 21.1 (#290)

Multilingual benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
LMArena Non-English—916
LMArena Chinese—887

Instruction Following Not comparable

Claude Sonnet 5.5: —, Palm 2: 51.3 (#291)

Instruction Following benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
LMArena Instruction Following—1010

Long Context Not comparable

Claude Sonnet 5.5: —, Palm 2: 30.7 (#280)

Long Context benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
LMArena Longer Query—1010

Writing & Preference Not comparable

Claude Sonnet 5.5: —, Palm 2: 25.7 (#299)

Writing & Preference benchmarks
BenchmarkClaude Sonnet 5.5Palm 2
LMArena Text—1027
LMArena Creative Writing—991
LMArena Multi-Turn—994

Frequently asked questions

Is Claude Sonnet 5.5 better than Palm 2?

Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 29.4 on the Noometry Index.

Is Claude Sonnet 5.5 or Palm 2 better for coding?

Claude Sonnet 5.5 scores higher on coding benchmarks: 65.5 versus 28.5 in the Noometry coding category.

How many benchmarks do Claude Sonnet 5.5 and Palm 2 share?

0 benchmarks have published results for both models. Claude Sonnet 5.5 has 16 scored results on Noometry and Palm 2 has 10.

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