Model comparison

Claude 2 vs Gemma 3 12B

Gemma 3 12B is the stronger model overall, scoring 32.1 to 25.0 on the Noometry Index.

Last verified . 4 shared benchmarks.

Claude 2 Anthropic

25.0

Rank #346 Reported

Gemma 3 12B Google

32.1

Rank #262 Confirmed

Summary

  • They share 4 benchmarks with published results for both. Claude 2 scores higher in 1 category and Gemma 3 12B in 2 categories; 3 gaps are clear of the uncertainty.
  • The widest gap is in math, where Gemma 3 12B leads 22.3 to 9.3.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.5% for Claude 2 and 16.7% for Gemma 3 12B.
  • Gemma 3 12B has downloadable open weights; the other is API-only.

Side by side

Claude 2 and Gemma 3 12B specifications
Claude 2Gemma 3 12B
ProviderAnthropicGoogle
Noometry Index25.032.1
Released2023-07-112025-03-12
WeightsProprietaryOpen
Context window—131K
Max output—8K
Input $ / M tokens—$0.05
Output $ / M tokens—$0.15
Results tracked824

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Category by category

Coding Not comparable

Claude 2: —, Gemma 3 12B: 31.7 (#280)

Coding benchmarks
BenchmarkClaude 2Gemma 3 12B
SciCode—17.4%
LMArena Coding—1281
HumanEval+61.6%—

Agentic & Tool Use Not comparable

Claude 2: —, Gemma 3 12B: 25.5 (#108)

Agentic & Tool Use benchmarks
BenchmarkClaude 2Gemma 3 12B
Berkeley Function Calling Leaderboard—30.4%

Reasoning Claude 2 leads

Claude 2: 21.7 (#216), Gemma 3 12B: 15.7 (#313)

Reasoning benchmarks
BenchmarkClaude 2Gemma 3 12B
DTBench51.9%48.8%
Epoch Capabilities Index120.13123.5
CritPt—0%
Chess Puzzles—0%
LMArena Hard Prompts—1309
LMCA—4.5%

Math Gemma 3 12B leads

Claude 2: 9.3 (#320), Gemma 3 12B: 22.3 (#279)

Math benchmarks
BenchmarkClaude 2Gemma 3 12B
OTIS Mock AIME 2024-20252.5%16.7%
LMArena Math—1307
MATH Level 511.7%—

Knowledge Gemma 3 12B leads

Claude 2: 16.9 (#287), Gemma 3 12B: 26.5 (#257)

Knowledge benchmarks
BenchmarkClaude 2Gemma 3 12B
GPQA Diamond34.7%39.5%
Vectara Hallucination Rate—4.4%
LMArena Expert—1248
MMLU78.5%—
TriviaQA87.5%—

Multimodal Not comparable

Claude 2: —, Gemma 3 12B: —

Multimodal benchmarks
BenchmarkClaude 2Gemma 3 12B
MindCube—46.7%

Multilingual Not comparable

Claude 2: —, Gemma 3 12B: 45.7 (#165)

Multilingual benchmarks
BenchmarkClaude 2Gemma 3 12B
LMArena Non-English—1318
LMArena German—1370
LMArena Russian—1335

Instruction Following Not comparable

Claude 2: —, Gemma 3 12B: 68.6 (#186)

Instruction Following benchmarks
BenchmarkClaude 2Gemma 3 12B
LMArena Instruction Following—1299

Long Context Not comparable

Claude 2: —, Gemma 3 12B: 40.0 (#162)

Long Context benchmarks
BenchmarkClaude 2Gemma 3 12B
LMArena Longer Query—1317

Writing & Preference Not comparable

Claude 2: —, Gemma 3 12B: 47.5 (#209)

Writing & Preference benchmarks
BenchmarkClaude 2Gemma 3 12B
LMArena Text—1334
LMArena Creative Writing—1331
EQ-Bench Creative Writing—1126
LMArena Multi-Turn—1334

Frequently asked questions

Is Claude 2 better than Gemma 3 12B?

Gemma 3 12B is the stronger model overall, scoring 32.1 to 25.0 on the Noometry Index.

How many benchmarks do Claude 2 and Gemma 3 12B share?

4 benchmarks have published results for both models. Claude 2 has 8 scored results on Noometry and Gemma 3 12B has 24.

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