Model comparison
Claude Opus 4.1 vs Gemma 2 9B
Claude Opus 4.1 is the stronger model overall, scoring 41.0 to 25.9 on the Noometry Index.
Last verified . 20 shared benchmarks.
GoogleSummary
- They share 20 benchmarks with published results for both. Claude Opus 4.1 scores higher in 8 categories and Gemma 2 9B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Claude Opus 4.1 leads 42.0 to 9.7.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 68.9% for Claude Opus 4.1 and 0.6% for Gemma 2 9B.
- Gemma 2 9B has downloadable open weights; the other is API-only.
Side by side
| Claude Opus 4.1 | Gemma 2 9B | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 41.0 | 25.9 |
| Released | 2025-08-05 | 2024-06-24 |
| Weights | Proprietary | Open |
| Context window | 200K | — |
| Max output | 32K | — |
| Input $ / M tokens | $15 | — |
| Output $ / M tokens | $75 | — |
| Results tracked | 48 | 35 |
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Category by category
Coding Claude Opus 4.1 leads
Claude Opus 4.1: 44.4 (#73), Gemma 2 9B: 29.4 (#304)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| LMArena Coding | 1479 | 1173 |
| SWE-bench Verified | 73.3% | — |
| LMArena WebDev | 1390 | — |
| WeirdML | 45.9% | — |
| BigCodeBench Instruct | — | 34.7% |
| LiveBench Coding | — | 22.5% |
| BigCodeBench Complete | — | 40.6% |
| ALE-Bench | 674.77 | — |
| AlgoTune | 1.34 | — |
Agentic & Tool Use Not comparable
Claude Opus 4.1: 35.0 (#41), Gemma 2 9B: —
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| Terminal-Bench | 38% | — |
| GDPval | 43.6% | — |
| Cybench | 42% | — |
| DeepResearch Bench | 48.3% | — |
| LMArena Search | 1148 | — |
| METR Time Horizons | 66.8% | — |
Reasoning Claude Opus 4.1 leads
Claude Opus 4.1: 32.2 (#76), Gemma 2 9B: 15.9 (#309)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1171 |
| Epoch Capabilities Index | 144.12 | 119.83 |
| SimpleBench | 60% | — |
| Chess Puzzles | 7% | — |
| EnigmaEval | 7.2% | — |
| EBR-Bench | 7.9% | — |
| LiveBench Reasoning | — | 15.2% |
| Mystery Game Puzzles | 21% | — |
| DTBench | 80% | — |
| LiveBench Data Analysis | — | 36.4% |
| LMCA | 37.1% | — |
| ForecastBench | 62 | — |
| LiveBench | — | 28.7% |
| PIQA | — | 83.7% |
Math Claude Opus 4.1 leads
Claude Opus 4.1: 22.3 (#277), Gemma 2 9B: 9.9 (#318)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 68.9% | 0.6% |
| LMArena Math | 1431 | 1183 |
| FrontierMath (Tiers 1-3) | 12.6% | — |
| FrontierMath Tier 4 | 2.4% | — |
| LiveBench Math | — | 19.8% |
| MATH Level 5 | — | 21% |
| FrontierMath (Feb 2025 set) | 7.2% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
| GSM8K | — | 84.9% |
Knowledge Claude Opus 4.1 leads
Claude Opus 4.1: 42.0 (#101), Gemma 2 9B: 9.7 (#305)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| GPQA Diamond | 77.3% | 27.5% |
| LMArena Expert | 1439 | 1147 |
| Humanity's Last Exam | 11.5% | — |
| Confabulations | 17.1% | — |
| Vectara Hallucination Rate | 11.8% | — |
| BoolQ | — | 85.7% |
| MMLU | — | 72.1% |
Multimodal Not comparable
Claude Opus 4.1: 26.8 (#119), Gemma 2 9B: —
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| VPCT | 35% | — |
Multilingual Claude Opus 4.1 leads
Claude Opus 4.1: 52.0 (#95), Gemma 2 9B: 36.6 (#238)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| LMArena Non-English | 1405 | 1188 |
| LMArena Chinese | 1427 | 1185 |
| LMArena French | 1431 | 1190 |
| LMArena German | 1413 | 1186 |
| LMArena Japanese | 1378 | 1144 |
| LMArena Korean | 1380 | 1137 |
| LMArena Russian | 1422 | 1200 |
| LMArena Spanish | 1448 | 1200 |
Instruction Following Claude Opus 4.1 leads
Claude Opus 4.1: 75.6 (#58), Gemma 2 9B: 57.6 (#269)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| LMArena Instruction Following | 1435 | 1178 |
| LiveBench Instruction Following | — | 52.6% |
Long Context Claude Opus 4.1 leads
Claude Opus 4.1: 44.5 (#63), Gemma 2 9B: 36.3 (#233)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| LMArena Longer Query | 1455 | 1197 |
Writing & Preference Claude Opus 4.1 leads
Claude Opus 4.1: 62.4 (#74), Gemma 2 9B: 32.1 (#281)
| Benchmark | Claude Opus 4.1 | Gemma 2 9B |
|---|---|---|
| LMArena Text | 1419 | 1207 |
| LMArena Creative Writing | 1412 | 1206 |
| LMArena Multi-Turn | 1444 | 1193 |
| Short-Story Creative Writing | 84.7% | — |
| EQ-Bench Creative Writing | — | 841 |
| LiveBench Language | — | 25.5% |
Frequently asked questions
Is Claude Opus 4.1 better than Gemma 2 9B?
Claude Opus 4.1 is the stronger model overall, scoring 41.0 to 25.9 on the Noometry Index.
Is Claude Opus 4.1 or Gemma 2 9B better for coding?
Claude Opus 4.1 scores higher on coding benchmarks: 44.4 versus 29.4 in the Noometry coding category.
How many benchmarks do Claude Opus 4.1 and Gemma 2 9B share?
20 benchmarks have published results for both models. Claude Opus 4.1 has 48 scored results on Noometry and Gemma 2 9B has 35.