Model comparison

Claude 3 Sonnet vs Gemma 3 27B

Gemma 3 27B is the stronger model overall, scoring 30.8 to 29.0 on the Noometry Index.

Last verified . 23 shared benchmarks.

Claude 3 Sonnet Anthropic

29.0

Rank #319 Confirmed

Gemma 3 27B Google

30.8

Rank #284 Confirmed

Summary

  • They share 23 benchmarks with published results for both. Claude 3 Sonnet scores higher in 3 categories and Gemma 3 27B in 6 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Gemma 3 27B leads 25.9 to 10.7.
  • The biggest single-benchmark swing is MATH Level 5: 18.2% for Claude 3 Sonnet and 74% for Gemma 3 27B.
  • Gemma 3 27B has downloadable open weights; the other is API-only.

Side by side

Claude 3 Sonnet and Gemma 3 27B specifications
Claude 3 SonnetGemma 3 27B
ProviderAnthropicGoogle
Noometry Index29.030.8
Released2024-02-292025-03-11
WeightsProprietaryOpen
Context window—131K
Max output—8K
Input $ / M tokens—$0.08
Output $ / M tokens—$0.16
Results tracked3043

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Category by category

Coding Claude 3 Sonnet leads

Claude 3 Sonnet: 29.6 (#302), Gemma 3 27B: 22.5 (#334)

Coding benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
LMArena Coding12231322
Aider Polyglot—4.9%
SciCode—21.2%
WeirdML10.2%—
BigCodeBench Instruct42.7%—
LiveBench Coding—39.9%
BigCodeBench Complete53.8%—
HumanEval+64%—
MBPP+69.3%—

Agentic & Tool Use Not comparable

Claude 3 Sonnet: —, Gemma 3 27B: 25.1 (#110)

Agentic & Tool Use benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
Berkeley Function Calling Leaderboard—29.5%

Reasoning Claude 3 Sonnet leads

Claude 3 Sonnet: 20.5 (#237), Gemma 3 27B: 16.7 (#301)

Reasoning benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
LMArena Hard Prompts11971340
DTBench53.6%52.5%
Epoch Capabilities Index120.7130.04
Kagi LLM Benchmark—40.4%
CritPt—0%
Chess Puzzles—0%
LiveBench Reasoning—43.8%
LiveBench Data Analysis—51.5%
LMCA—12.3%
LiveBench—50%
WinoGrande75.1%—

Math Gemma 3 27B leads

Claude 3 Sonnet: 10.7 (#310), Gemma 3 27B: 25.9 (#265)

Math benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
OTIS Mock AIME 2024-20252.5%22.5%
LMArena Math12131312
MATH Level 518.2%74%
LiveBench Math—55.4%

Knowledge Gemma 3 27B leads

Claude 3 Sonnet: 21.1 (#276), Gemma 3 27B: 25.5 (#261)

Knowledge benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
GPQA Diamond40.6%47.7%
LMArena Expert11731304
Confabulations—40.3%
Vectara Hallucination Rate—7.4%
MMLU75.9%—

Multimodal Gemma 3 27B leads

Claude 3 Sonnet: 25.2 (#125), Gemma 3 27B: 32.6 (#100)

Multimodal benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
LMArena Vision9841164
GeoBench—52%

Multilingual Gemma 3 27B leads

Claude 3 Sonnet: 37.8 (#234), Gemma 3 27B: 46.9 (#155)

Multilingual benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
LMArena Non-English12051334
LMArena Chinese11891346
LMArena French12291368
LMArena German12041362
LMArena Japanese11311287
LMArena Korean11281308
LMArena Russian12271349
LMArena Spanish12041349

Instruction Following Gemma 3 27B leads

Claude 3 Sonnet: 62.8 (#235), Gemma 3 27B: 70.6 (#160)

Instruction Following benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
LMArena Instruction Following11991321
LiveBench Instruction Following—74.9%

Long Context Claude 3 Sonnet leads

Claude 3 Sonnet: 36.7 (#228), Gemma 3 27B: 27.6 (#293)

Long Context benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
LMArena Longer Query12111333
Fiction.LiveBench—33.3%

Writing & Preference Gemma 3 27B leads

Claude 3 Sonnet: 42.1 (#238), Gemma 3 27B: 52.5 (#168)

Writing & Preference benchmarks
BenchmarkClaude 3 SonnetGemma 3 27B
LMArena Text12181358
LMArena Creative Writing11861346
LMArena Multi-Turn12271345
Short-Story Creative Writing—79.9%
EQ-Bench Creative Writing—1266
LiveBench Language—34.6%

Frequently asked questions

Is Claude 3 Sonnet better than Gemma 3 27B?

Gemma 3 27B is the stronger model overall, scoring 30.8 to 29.0 on the Noometry Index.

Is Claude 3 Sonnet or Gemma 3 27B better for coding?

Claude 3 Sonnet scores higher on coding benchmarks: 29.6 versus 22.5 in the Noometry coding category.

How many benchmarks do Claude 3 Sonnet and Gemma 3 27B share?

23 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Gemma 3 27B has 43.

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