Model comparison

Claude Sonnet 4 vs Gemma 2 2b IT

Claude Sonnet 4 is the stronger model overall, scoring 40.8 to 33.1 on the Noometry Index.

Last verified . 17 shared benchmarks.

Claude Sonnet 4 Anthropic

40.8

Rank #145 Confirmed

Gemma 2 2b IT Google

33.1

Rank #248 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Claude Sonnet 4 scores higher in 7 categories and Gemma 2 2b IT in 1 category; 7 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Claude Sonnet 4 leads 57.1 to 36.5.
  • Gemma 2 2b IT has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 4 and Gemma 2 2b IT specifications
Claude Sonnet 4Gemma 2 2b IT
ProviderAnthropicGoogle
Noometry Index40.833.1
Released2025-05-22—
WeightsProprietaryOpen
Context window200K—
Max output64K—
Input $ / M tokens$3—
Output $ / M tokens$15—
Results tracked5817

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Category by category

Coding Claude Sonnet 4 leads

Claude Sonnet 4: 43.5 (#88), Gemma 2 2b IT: 32.3 (#273)

Coding benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Coding14141112
SWE-bench Verified (bash only)64.9%—
Aider Polyglot61.3%—
SciCode40%—
GSO4.9%—
WeirdML46.1%—
ALE-Bench655.35—

Agentic & Tool Use Not comparable

Claude Sonnet 4: 38.5 (#31), Gemma 2 2b IT: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
TheAgentCompany33.1%—
Cybench35%—
DeepResearch Bench46.6%—
OSWorld43.9%—
METR Time Horizons62%—

Reasoning Claude Sonnet 4 leads

Claude Sonnet 4: 22.9 (#187), Gemma 2 2b IT: 21.4 (#224)

Reasoning benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Hard Prompts13721113
ARC-AGI-25.9%—
SimpleBench45.5%—
Kagi LLM Benchmark73%—
ARC-AGI-140%—
CritPt0.3%—
EnigmaEval3.1%—
DTBench77.1%—
LMCA29%—
Epoch Capabilities Index141.69—
ForecastBench60.2—

Math Claude Sonnet 4 leads

Claude Sonnet 4: 43.3 (#80), Gemma 2 2b IT: 32.6 (#212)

Math benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Math13751135
OTIS Mock AIME 2024-202571.1%—
Omni-MATH60.2%—
MATH Level 584.4%—
FrontierMath (Feb 2025 set)4.1%—
FrontierMath Tier 4 (v1)0%—

Knowledge Claude Sonnet 4 leads

Claude Sonnet 4: 41.8 (#108), Gemma 2 2b IT: 29.9 (#231)

Knowledge benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Expert13721096
GPQA Diamond79.2%—
Humanity's Last Exam7.8%—
MMLU-Pro84.3%—
Confabulations13.2%—
Vectara Hallucination Rate10.3%—
GPQA (HELM)70.6%—

Multimodal Not comparable

Claude Sonnet 4: 26.2 (#121), Gemma 2 2b IT: —

Multimodal benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Vision1191—
GeoBench37%—
VPCT34%—
MindCube44.8%—

Multilingual Claude Sonnet 4 leads

Claude Sonnet 4: 46.7 (#156), Gemma 2 2b IT: 32.3 (#257)

Multilingual benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Non-English13331121
LMArena Chinese13501132
LMArena French13631157
LMArena German13311114
LMArena Japanese13021083
LMArena Korean12911055
LMArena Russian13551118
LMArena Spanish13571140

Instruction Following Claude Sonnet 4 leads

Claude Sonnet 4: 71.7 (#145), Gemma 2 2b IT: 57.8 (#263)

Instruction Following benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Instruction Following13761118
IFEval84%—

Long Context Too close to call

Claude Sonnet 4: 33.7 (#259), Gemma 2 2b IT: 34.3 (#250)

Long Context benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Longer Query13981130
Fiction.LiveBench46.9%—

Writing & Preference Claude Sonnet 4 leads

Claude Sonnet 4: 57.1 (#132), Gemma 2 2b IT: 36.5 (#263)

Writing & Preference benchmarks
BenchmarkClaude Sonnet 4Gemma 2 2b IT
LMArena Text13511156
LMArena Creative Writing13451147
LMArena Multi-Turn13761118
Short-Story Creative Writing81.4%—
EQ-Bench Creative Writing1483—
WildBench83.8%—

Frequently asked questions

Is Claude Sonnet 4 better than Gemma 2 2b IT?

Claude Sonnet 4 is the stronger model overall, scoring 40.8 to 33.1 on the Noometry Index.

Is Claude Sonnet 4 or Gemma 2 2b IT better for coding?

Claude Sonnet 4 scores higher on coding benchmarks: 43.5 versus 32.3 in the Noometry coding category.

How many benchmarks do Claude Sonnet 4 and Gemma 2 2b IT share?

17 benchmarks have published results for both models. Claude Sonnet 4 has 58 scored results on Noometry and Gemma 2 2b IT has 17.

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