Noometry

Model comparison

Gemma 3 27B vs Grok 3

Grok 3 is the stronger model overall, scoring 39.6 to 30.5 on the Noometry Index.

Last verified . 28 shared benchmarks.

Gemma 3 27B Google

30.5

Rank #277 Confirmed

Grok 3 xAI

39.6

Rank #150 Confirmed

Summary

  • They share 28 benchmarks with published results for both. Gemma 3 27B scores higher in 1 category and Grok 3 in 8 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Grok 3 leads 46.0 to 25.4.
  • The biggest single-benchmark swing is Aider Polyglot: 4.9% for Gemma 3 27B and 53.3% for Grok 3.
  • Gemma 3 27B has downloadable open weights; the other is API-only.

Side by side

Gemma 3 27BGrok 3
ProviderGooglexAI
Noometry Index30.539.6
Released2025-03-112025-04-09
WeightsOpenProprietary
Context window131K—
Max output8K—
Input $ / M tokens$0.08—
Output $ / M tokens$0.16—
Results tracked4340

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Category by category

Coding Grok 3 leads

Gemma 3 27B: 22.1 (#329), Grok 3: 41.5 (#113)

BenchmarkGemma 3 27BGrok 3
Aider Polyglot4.9%53.3%
LMArena Coding13221432
SciCode21.2%—
WeirdML—37.2%
LiveBench Coding39.9%—

Agentic & Tool Use Grok 3 leads

Gemma 3 27B: 24.9 (#105), Grok 3: 30.2 (#69)

BenchmarkGemma 3 27BGrok 3
Berkeley Function Calling Leaderboard29.5%—
BALROG—29.5%

Reasoning Gemma 3 27B leads

Gemma 3 27B: 16.3 (#297), Grok 3: 13.8 (#322)

BenchmarkGemma 3 27BGrok 3
Kagi LLM Benchmark40.4%61.3%
LMArena Hard Prompts13401433
Epoch Capabilities Index130.04138.34
ARC-AGI-2—0%
SimpleBench—36.1%
ARC-AGI-1—5.5%
CritPt0%—
Chess Puzzles0%—
LiveBench Reasoning43.8%—
DTBench52.5%—
LiveBench Data Analysis51.5%—
LMCA12.3%—
LiveBench50%—

Math Grok 3 leads

Gemma 3 27B: 24.4 (#261), Grok 3: 36.2 (#122)

BenchmarkGemma 3 27BGrok 3
OTIS Mock AIME 2024-202522.5%55.6%
LMArena Math13121390
MATH Level 574%88.7%
Omni-MATH—46.4%
LiveBench Math55.4%—
FrontierMath (Feb 2025 set)—3.8%
FrontierMath Tier 4 (v1)—0%

Knowledge Grok 3 leads

Gemma 3 27B: 25.4 (#256), Grok 3: 46.0 (#76)

BenchmarkGemma 3 27BGrok 3
GPQA Diamond47.7%75.8%
Confabulations40.3%14.2%
Vectara Hallucination Rate7.4%5.8%
LMArena Expert13031420
MMLU-Pro—78.8%
GPQA (HELM)—65%

Multimodal Not comparable

Gemma 3 27B: 32.0 (#94), Grok 3: —

BenchmarkGemma 3 27BGrok 3
LMArena Vision1165—
GeoBench52%—

Multilingual Grok 3 leads

Gemma 3 27B: 47.0 (#150), Grok 3: 52.5 (#81)

BenchmarkGemma 3 27BGrok 3
LMArena Non-English13341411
LMArena Chinese13471448
LMArena French13681460
LMArena German13621431
LMArena Japanese12871389
LMArena Korean13081374
LMArena Russian13491416
LMArena Spanish13481417

Instruction Following Grok 3 leads

Gemma 3 27B: 70.8 (#155), Grok 3: 75.2 (#69)

BenchmarkGemma 3 27BGrok 3
LMArena Instruction Following13211409
LiveBench Instruction Following74.9%—
IFEval—88.4%

Long Context Grok 3 leads

Gemma 3 27B: 27.6 (#288), Grok 3: 38.7 (#187)

BenchmarkGemma 3 27BGrok 3
Fiction.LiveBench33.3%58.3%
LMArena Longer Query13331439

Writing & Preference Grok 3 leads

Gemma 3 27B: 52.7 (#161), Grok 3: 56.0 (#136)

BenchmarkGemma 3 27BGrok 3
LMArena Text13581426
LMArena Creative Writing13461414
Short-Story Creative Writing79.9%76.4%
EQ-Bench Creative Writing12661186
LMArena Multi-Turn13441424
WildBench—84.9%
LiveBench Language34.6%—

Frequently asked questions

Is Gemma 3 27B better than Grok 3?

Grok 3 is the stronger model overall, scoring 39.6 to 30.5 on the Noometry Index.

Is Gemma 3 27B or Grok 3 better for coding?

Grok 3 scores higher on coding benchmarks: 41.5 versus 22.1 in the Noometry coding category.

How many benchmarks do Gemma 3 27B and Grok 3 share?

28 benchmarks have published results for both models. Gemma 3 27B has 43 scored results on Noometry and Grok 3 has 40.

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