Model comparison

Gemini 3 Pro vs Gemma 3 27B

Gemini 3 Pro is the stronger model overall, scoring 54.8 to 30.8 on the Noometry Index.

Last verified . 28 shared benchmarks.

Gemini 3 Pro Google

54.8

Rank #28 Confirmed

Gemma 3 27B Google

30.8

Rank #284 Confirmed

Summary

  • They share 28 benchmarks with published results for both. Gemini 3 Pro scores higher in 10 categories and Gemma 3 27B in 0 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3 Pro leads 64.4 to 25.5.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 91.4% for Gemini 3 Pro and 22.5% for Gemma 3 27B.
  • Gemma 3 27B has downloadable open weights; the other is API-only.

Side by side

Gemini 3 Pro and Gemma 3 27B specifications
Gemini 3 ProGemma 3 27B
ProviderGoogleGoogle
Noometry Index54.830.8
Released2025-11-182025-03-11
WeightsProprietaryOpen
Context window—131K
Max output—8K
Input $ / M tokens—$0.08
Output $ / M tokens—$0.16
Results tracked6743

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Category by category

Coding Gemini 3 Pro leads

Gemini 3 Pro: 51.6 (#39), Gemma 3 27B: 22.5 (#334)

Coding benchmarks
BenchmarkGemini 3 ProGemma 3 27B
LMArena Coding14811322
SWE-bench Verified72.9%—
SWE-bench Verified (bash only)74.2%—
Aider Polyglot—4.9%
LMArena WebDev1440—
SWE-bench Multilingual68.7%—
SciCode—21.2%
GSO18.6%—
WeirdML69.9%—
LiveBench Coding—39.9%
ALE-Bench1,177—
AlgoTune1.83—

Agentic & Tool Use Gemini 3 Pro leads

Gemini 3 Pro: 40.6 (#23), Gemma 3 27B: 25.1 (#110)

Agentic & Tool Use benchmarks
BenchmarkGemini 3 ProGemma 3 27B
Berkeley Function Calling Leaderboard72.5%29.5%
Terminal-Bench69.4%—
GDPval40.3%—
Remote Labor Index1.3%—
τ²-bench Airline80.5%—
τ²-bench Banking18%—
τ²-bench Retail75.9%—
τ²-bench Telecom91%—
DeepResearch Bench46.3%—
BALROG58.1%—
LMArena Search1207—
METR Time Horizons71%—
Vending-Bench 25,478—

Reasoning Gemini 3 Pro leads

Gemini 3 Pro: 52.5 (#31), Gemma 3 27B: 16.7 (#301)

Reasoning benchmarks
BenchmarkGemini 3 ProGemma 3 27B
Kagi LLM Benchmark80.1%40.4%
CritPt6.9%0%
Chess Puzzles31%0%
LMArena Hard Prompts14801340
Epoch Capabilities Index152.92130.04
ARC-AGI-231.1%—
SimpleBench76.4%—
NYT Connections (extended)94.4%—
ARC-AGI-175%—
EnigmaEval18.2%—
LiveBench Reasoning—43.8%
DTBench—52.5%
LiveBench Data Analysis—51.5%
LMCA—12.3%
ForecastBench61.2—
LiveBench—50%

Math Gemini 3 Pro leads

Gemini 3 Pro: 49.9 (#59), Gemma 3 27B: 25.9 (#265)

Math benchmarks
BenchmarkGemini 3 ProGemma 3 27B
OTIS Mock AIME 2024-202591.4%22.5%
LMArena Math14761312
MathArena Final-Answer Competitions67%—
ProofBench20%—
Omni-MATH55.5%—
LiveBench Math—55.4%
MATH Level 5—74%
FrontierMath (Feb 2025 set)37.6%—
FrontierMath Tier 4 (v1)18.8%—

Knowledge Gemini 3 Pro leads

Gemini 3 Pro: 64.4 (#16), Gemma 3 27B: 25.5 (#261)

Knowledge benchmarks
BenchmarkGemini 3 ProGemma 3 27B
GPQA Diamond92.6%47.7%
Vectara Hallucination Rate13.6%7.4%
LMArena Expert14751304
Humanity's Last Exam37.5%—
MMLU-Pro90.3%—
Confabulations—40.3%
GPQA (HELM)80.3%—

Multimodal Gemini 3 Pro leads

Gemini 3 Pro: 57.6 (#2), Gemma 3 27B: 32.6 (#100)

Multimodal benchmarks
BenchmarkGemini 3 ProGemma 3 27B
LMArena Vision13051164
GeoBench84%52%
VPCT91%—
LMArena Document1434—

Multilingual Gemini 3 Pro leads

Gemini 3 Pro: 56.9 (#16), Gemma 3 27B: 46.9 (#155)

Multilingual benchmarks
BenchmarkGemini 3 ProGemma 3 27B
LMArena Non-English14741334
LMArena Chinese15231346
LMArena French14921368
LMArena German15151362
LMArena Japanese15101287
LMArena Korean14481308
LMArena Russian14931349
LMArena Spanish14701349

Instruction Following Gemini 3 Pro leads

Gemini 3 Pro: 76.3 (#45), Gemma 3 27B: 70.6 (#160)

Instruction Following benchmarks
BenchmarkGemini 3 ProGemma 3 27B
LMArena Instruction Following14581321
LiveBench Instruction Following—74.9%
IFEval87.7%—

Long Context Gemini 3 Pro leads

Gemini 3 Pro: 44.0 (#79), Gemma 3 27B: 27.6 (#293)

Long Context benchmarks
BenchmarkGemini 3 ProGemma 3 27B
LMArena Longer Query14711333
Fiction.LiveBench—33.3%
CL-bench15.8%—

Writing & Preference Gemini 3 Pro leads

Gemini 3 Pro: 66.4 (#35), Gemma 3 27B: 52.5 (#168)

Writing & Preference benchmarks
BenchmarkGemini 3 ProGemma 3 27B
LMArena Text14791358
LMArena Creative Writing14821346
EQ-Bench Creative Writing15251266
LMArena Multi-Turn14841345
Short-Story Creative Writing—79.9%
WildBench85.9%—
LiveBench Language—34.6%

Frequently asked questions

Is Gemini 3 Pro better than Gemma 3 27B?

Gemini 3 Pro is the stronger model overall, scoring 54.8 to 30.8 on the Noometry Index.

Is Gemini 3 Pro or Gemma 3 27B better for coding?

Gemini 3 Pro scores higher on coding benchmarks: 51.6 versus 22.5 in the Noometry coding category.

How many benchmarks do Gemini 3 Pro and Gemma 3 27B share?

28 benchmarks have published results for both models. Gemini 3 Pro has 67 scored results on Noometry and Gemma 3 27B has 43.

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