Model comparison
Claude Opus 4 vs Gemma 2 27B
Claude Opus 4 is the stronger model overall, scoring 42.9 to 29.2 on the Noometry Index. Gemma 2 27B costs 46× less per token, which makes it the better buy when Claude Opus 4's lead doesn't matter for your workload.
Last verified . 24 shared benchmarks.
GoogleSummary
- They share 24 benchmarks with published results for both. Claude Opus 4 scores higher in 8 categories and Gemma 2 27B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Opus 4 leads 40.2 to 10.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 64.4% for Claude Opus 4 and 1.4% for Gemma 2 27B.
- Gemma 2 27B is cheaper at $0.65 / $0.65 per million input/output tokens, against $15 / $75 for Claude Opus 4.
- Claude Opus 4 accepts more context: 200K tokens versus 8K.
- Gemma 2 27B has downloadable open weights; the other is API-only.
Side by side
| Claude Opus 4 | Gemma 2 27B | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 42.9 | 29.2 |
| Released | 2025-05-22 | 2024-06-24 |
| Weights | Proprietary | Open |
| Context window | 200K | 8K |
| Max output | 32K | 2K |
| Input $ / M tokens | $15 | $0.65 |
| Output $ / M tokens | $75 | $0.65 |
| Results tracked | 56 | 34 |
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Category by category
Coding Claude Opus 4 leads
Claude Opus 4: 47.8 (#55), Gemma 2 27B: 33.5 (#243)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| LMArena Coding | 1442 | 1211 |
| SWE-bench Verified | 70.7% | — |
| SWE-bench Verified (bash only) | 67.6% | — |
| Aider Polyglot | 72% | — |
| GSO | 6.9% | — |
| WeirdML | 43.7% | — |
| BigCodeBench Instruct | — | 42.8% |
| LiveBench Coding | — | 36% |
| BigCodeBench Complete | — | 52.5% |
| AlgoTune | 1.33 | — |
Agentic & Tool Use Not comparable
Claude Opus 4: 34.5 (#39), Gemma 2 27B: —
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| Cybench | 38% | — |
| DeepResearch Bench | 46.8% | — |
| LMArena Search | 1127 | — |
| METR Time Horizons | 63.9% | — |
Reasoning Claude Opus 4 leads
Claude Opus 4: 27.4 (#104), Gemma 2 27B: 14.8 (#313)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| LMArena Hard Prompts | 1399 | 1199 |
| DTBench | 81.6% | 48% |
| LMCA | 37.4% | 7.1% |
| Epoch Capabilities Index | 142.67 | 122.06 |
| ARC-AGI-2 | 8.6% | — |
| SimpleBench | 58.8% | — |
| Kagi LLM Benchmark | 74.3% | — |
| ARC-AGI-1 | 35.7% | — |
| CritPt | 0.3% | — |
| EnigmaEval | 5.6% | — |
| LiveBench Reasoning | — | 28.1% |
| LiveBench Data Analysis | — | 47.9% |
| ForecastBench | 61.1 | — |
| LiveBench | — | 38.2% |
Math Claude Opus 4 leads
Claude Opus 4: 40.2 (#80), Gemma 2 27B: 10.0 (#306)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 64.4% | 1.4% |
| LMArena Math | 1391 | 1212 |
| MATH Level 5 | 85% | 27.9% |
| Omni-MATH | 61.6% | — |
| LiveBench Math | — | 26.5% |
| FrontierMath (Feb 2025 set) | 4.5% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
Knowledge Claude Opus 4 leads
Claude Opus 4: 43.9 (#82), Gemma 2 27B: 18.9 (#275)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| GPQA Diamond | 76.3% | 36.5% |
| Confabulations | 15.9% | 27.1% |
| LMArena Expert | 1384 | 1172 |
| Humanity's Last Exam | 10.7% | — |
| MMLU-Pro | 87.5% | — |
| Vectara Hallucination Rate | 12% | — |
| GPQA (HELM) | 70.8% | — |
| MMLU | — | 75.7% |
Multimodal Not comparable
Claude Opus 4: 30.9 (#101), Gemma 2 27B: —
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| LMArena Vision | 1192 | — |
| GeoBench | 49% | — |
| VPCT | 38% | — |
Multilingual Claude Opus 4 leads
Claude Opus 4: 49.0 (#133), Gemma 2 27B: 38.8 (#221)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| LMArena Non-English | 1362 | 1217 |
| LMArena Chinese | 1386 | 1221 |
| LMArena French | 1370 | 1246 |
| LMArena German | 1391 | 1209 |
| LMArena Japanese | 1332 | 1175 |
| LMArena Korean | 1318 | 1174 |
| LMArena Russian | 1392 | 1234 |
| LMArena Spanish | 1388 | 1228 |
Instruction Following Claude Opus 4 leads
Claude Opus 4: 77.3 (#26), Gemma 2 27B: 60.7 (#244)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| LMArena Instruction Following | 1406 | 1206 |
| LiveBench Instruction Following | — | 58.1% |
| IFEval | 91.8% | — |
Long Context Claude Opus 4 leads
Claude Opus 4: 39.5 (#167), Gemma 2 27B: 37.3 (#213)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| LMArena Longer Query | 1422 | 1231 |
| Fiction.LiveBench | 61.1% | — |
Writing & Preference Claude Opus 4 leads
Claude Opus 4: 61.4 (#85), Gemma 2 27B: 44.4 (#220)
| Benchmark | Claude Opus 4 | Gemma 2 27B |
|---|---|---|
| LMArena Text | 1377 | 1231 |
| LMArena Creative Writing | 1386 | 1241 |
| LMArena Multi-Turn | 1396 | 1224 |
| Short-Story Creative Writing | 83.6% | — |
| EQ-Bench Creative Writing | 1580 | — |
| WildBench | 85.2% | — |
| LiveBench Language | — | 32.6% |
Frequently asked questions
Is Claude Opus 4 better than Gemma 2 27B?
Claude Opus 4 is the stronger model overall, scoring 42.9 to 29.2 on the Noometry Index. Gemma 2 27B costs 46× less per token, which makes it the better buy when Claude Opus 4's lead doesn't matter for your workload.
Which is cheaper, Claude Opus 4 or Gemma 2 27B?
Gemma 2 27B is cheaper. It lists at $0.65 per million input tokens and $0.65 per million output tokens; Claude Opus 4 lists at $15 and $75.
Is Claude Opus 4 or Gemma 2 27B better for coding?
Claude Opus 4 scores higher on coding benchmarks: 47.8 versus 33.5 in the Noometry coding category.
Which has the bigger context window?
Claude Opus 4 does, with 200K tokens against 8K.
How many benchmarks do Claude Opus 4 and Gemma 2 27B share?
24 benchmarks have published results for both models. Claude Opus 4 has 56 scored results on Noometry and Gemma 2 27B has 34.