Model comparison

Claude Opus 5 vs Gemma 1.1 2b IT

Claude Opus 5 is the stronger model overall, scoring 67.8 to 29.3 on the Noometry Index.

Last verified . 14 shared benchmarks.

Claude Opus 5 Anthropic

67.8

Rank #4 Confirmed

Gemma 1.1 2b IT Google

29.3

Rank #313 Confirmed

Summary

  • They share 14 benchmarks with published results for both. Claude Opus 5 scores higher in 8 categories and Gemma 1.1 2b IT in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Opus 5 leads 77.2 to 19.1.
  • Gemma 1.1 2b IT has downloadable open weights; the other is API-only.

Side by side

Claude Opus 5 and Gemma 1.1 2b IT specifications
Claude Opus 5Gemma 1.1 2b IT
ProviderAnthropicGoogle
Noometry Index67.829.3
Released2026-07-24—
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked5716

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Category by category

Coding Claude Opus 5 leads

Claude Opus 5: 67.5 (#5), Gemma 1.1 2b IT: 30.1 (#299)

Coding benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Coding15341034
DeepSWE73.6%—
FrontierCode53.4%—
CursorBench46.6%—
LMArena WebDev1691—
FrontierSWE52%—
SciCode56.4%—
WeirdML91.8%—
ALE-Bench2,165—
HumanEval+—17.7%
MBPP+—23.3%

Agentic & Tool Use Not comparable

Claude Opus 5: 55.6 (#1), Gemma 1.1 2b IT: —

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
APEX-Agents65.8%—
OSWorld 2.031.4%—
τ²-bench Banking48.7%—
PostTrainBench35%—
BALROG63.4%—
GBAEval79.6%—
GDP.pdf24%—
Vending-Bench 211,182—

Reasoning Claude Opus 5 leads

Claude Opus 5: 77.2 (#4), Gemma 1.1 2b IT: 19.1 (#270)

Reasoning benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Hard Prompts15261005
ARC-AGI-290.4%—
SimpleBench80.6%—
NYT Connections (extended)94.3%—
ARC-AGI-197.5%—
CritPt29.1%—
Chess Puzzles42%—
EBR-Bench45.7%—
Mystery Game Puzzles59%—
DTBench97.9%—
LMCA64.5%—
Bench to the Future 30.12—
Epoch Capabilities Index162.78—

Math Claude Opus 5 leads

Claude Opus 5: 86.2 (#8), Gemma 1.1 2b IT: 30.8 (#232)

Math benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Math15311047
FrontierMath (Tiers 1-3)85.6%—
FrontierMath Tier 473.2%—
OTIS Mock AIME 2024-202598.9%—
ProofBench99%—

Knowledge Claude Opus 5 leads

Claude Opus 5: 66.8 (#9), Gemma 1.1 2b IT: 26.5 (#258)

Knowledge benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Expert1557970
GPQA Diamond93.9%—
SimpleQA Verified59.9%—

Multimodal Not comparable

Claude Opus 5: 50.8 (#8), Gemma 1.1 2b IT: —

Multimodal benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Vision1319—
Blueprint-Bench 230.4%—
Furniture Assembly60.8%—
LMArena Document1516—

Multilingual Claude Opus 5 leads

Claude Opus 5: 58.8 (#4), Gemma 1.1 2b IT: 24.6 (#289)

Multilingual benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Non-English1501988
LMArena Chinese15741012
LMArena German1524944
LMArena Korean1521899
LMArena Russian1507990
LMArena French1519—
LMArena Japanese1516—
LMArena Spanish1519—

Instruction Following Claude Opus 5 leads

Claude Opus 5: 79.2 (#7), Gemma 1.1 2b IT: 49.9 (#299)

Instruction Following benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Instruction Following1517992

Long Context Claude Opus 5 leads

Claude Opus 5: 46.5 (#21), Gemma 1.1 2b IT: 30.6 (#286)

Long Context benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Longer Query15151003

Writing & Preference Claude Opus 5 leads

Claude Opus 5: 79.2 (#1), Gemma 1.1 2b IT: 25.1 (#306)

Writing & Preference benchmarks
BenchmarkClaude Opus 5Gemma 1.1 2b IT
LMArena Text15071022
LMArena Creative Writing1491998
LMArena Multi-Turn1499959
EQ-Bench Creative Writing2133—
EQ-Bench 41385—

Frequently asked questions

Is Claude Opus 5 better than Gemma 1.1 2b IT?

Claude Opus 5 is the stronger model overall, scoring 67.8 to 29.3 on the Noometry Index.

Is Claude Opus 5 or Gemma 1.1 2b IT better for coding?

Claude Opus 5 scores higher on coding benchmarks: 67.5 versus 30.1 in the Noometry coding category.

How many benchmarks do Claude Opus 5 and Gemma 1.1 2b IT share?

14 benchmarks have published results for both models. Claude Opus 5 has 57 scored results on Noometry and Gemma 1.1 2b IT has 16.

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