Model comparison
Claude 3.5 Sonnet vs Gemma 3 27B
Claude 3.5 Sonnet is the stronger model overall, scoring 34.4 to 30.5 on the Noometry Index.
Last verified . 35 shared benchmarks.
GoogleSummary
- They share 35 benchmarks with published results for both. Claude 3.5 Sonnet scores higher in 6 categories and Gemma 3 27B in 4 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in coding, where Claude 3.5 Sonnet leads 39.5 to 22.1.
- The biggest single-benchmark swing is Aider Polyglot: 51.6% for Claude 3.5 Sonnet and 4.9% for Gemma 3 27B.
- Gemma 3 27B has downloadable open weights; the other is API-only.
Side by side
| Claude 3.5 Sonnet | Gemma 3 27B | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 34.4 | 30.5 |
| Released | 2024-06-20 | 2025-03-11 |
| Weights | Proprietary | Open |
| Context window | — | 131K |
| Max output | — | 8K |
| Input $ / M tokens | — | $0.08 |
| Output $ / M tokens | — | $0.16 |
| Results tracked | 60 | 43 |
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Category by category
Coding Claude 3.5 Sonnet leads
Claude 3.5 Sonnet: 39.5 (#145), Gemma 3 27B: 22.1 (#329)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| Aider Polyglot | 51.6% | 4.9% |
| LiveBench Coding | 67.1% | 39.9% |
| LMArena Coding | 1343 | 1322 |
| SciCode | — | 21.2% |
| GSO | 4.6% | — |
| WeirdML | 40% | — |
| BigCodeBench Instruct | 46.8% | — |
| BigCodeBench Complete | 58.6% | — |
| CadEval | 48% | — |
| HumanEval+ | 81.7% | — |
| MBPP+ | 74.3% | — |
Agentic & Tool Use Claude 3.5 Sonnet leads
Claude 3.5 Sonnet: 32.1 (#61), Gemma 3 27B: 24.9 (#105)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 29.5% |
| TheAgentCompany | 24% | — |
| Cybench | 17.5% | — |
| BALROG | 32.6% | — |
| METR Time Horizons | 45.2% | — |
Reasoning Claude 3.5 Sonnet leads
Claude 3.5 Sonnet: 22.5 (#176), Gemma 3 27B: 16.3 (#297)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| LiveBench Reasoning | 56.7% | 43.8% |
| LMArena Hard Prompts | 1305 | 1340 |
| DTBench | 67.8% | 52.5% |
| LiveBench Data Analysis | 55% | 51.5% |
| Epoch Capabilities Index | 133.55 | 130.04 |
| LiveBench | 59% | 50% |
| SimpleBench | 41.4% | — |
| Kagi LLM Benchmark | — | 40.4% |
| CritPt | — | 0% |
| Chess Puzzles | — | 0% |
| EnigmaEval | 0.9% | — |
| LMCA | — | 12.3% |
| ForecastBench | 60.7 | — |
Math Gemma 3 27B leads
Claude 3.5 Sonnet: 18.0 (#282), Gemma 3 27B: 24.4 (#261)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 8.5% | 22.5% |
| LiveBench Math | 52.3% | 55.4% |
| LMArena Math | 1306 | 1312 |
| MATH Level 5 | 56.9% | 74% |
| Omni-MATH | 27.6% | — |
| FrontierMath (Feb 2025 set) | 2.1% | — |
| FrontierMath Tier 4 (v1) | 0% | — |
Knowledge Claude 3.5 Sonnet leads
Claude 3.5 Sonnet: 28.5 (#236), Gemma 3 27B: 25.4 (#256)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| GPQA Diamond | 55.3% | 47.7% |
| Confabulations | 19.9% | 40.3% |
| LMArena Expert | 1264 | 1303 |
| Humanity's Last Exam | 4.1% | — |
| MMLU-Pro | 77.7% | — |
| Vectara Hallucination Rate | — | 7.4% |
| GPQA (HELM) | 56.5% | — |
| MMLU | 87.3% | — |
Multimodal Gemma 3 27B leads
Claude 3.5 Sonnet: 26.0 (#115), Gemma 3 27B: 32.0 (#94)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Vision | 1125 | 1165 |
| GeoBench | 62% | 52% |
| Video-MME | 60% | — |
| VPCT | 33% | — |
Multilingual Gemma 3 27B leads
Claude 3.5 Sonnet: 43.4 (#180), Gemma 3 27B: 47.0 (#150)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Non-English | 1283 | 1334 |
| LMArena Chinese | 1271 | 1347 |
| LMArena French | 1304 | 1368 |
| LMArena German | 1297 | 1362 |
| LMArena Japanese | 1234 | 1287 |
| LMArena Korean | 1200 | 1308 |
| LMArena Russian | 1305 | 1349 |
| LMArena Spanish | 1289 | 1348 |
Instruction Following Gemma 3 27B leads
Claude 3.5 Sonnet: 69.0 (#177), Gemma 3 27B: 70.8 (#155)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| LiveBench Instruction Following | 69.3% | 74.9% |
| LMArena Instruction Following | 1297 | 1321 |
| IFEval | 85.5% | — |
Long Context Claude 3.5 Sonnet leads
Claude 3.5 Sonnet: 39.9 (#162), Gemma 3 27B: 27.6 (#288)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Longer Query | 1311 | 1333 |
| Fiction.LiveBench | — | 33.3% |
Writing & Preference Too close to call
Claude 3.5 Sonnet: 53.0 (#159), Gemma 3 27B: 52.7 (#161)
| Benchmark | Claude 3.5 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Text | 1298 | 1358 |
| LMArena Creative Writing | 1292 | 1346 |
| Short-Story Creative Writing | 80.3% | 79.9% |
| EQ-Bench Creative Writing | 1451 | 1266 |
| LMArena Multi-Turn | 1326 | 1344 |
| LiveBench Language | 53.8% | 34.6% |
| WildBench | 79.2% | — |
Frequently asked questions
Is Claude 3.5 Sonnet better than Gemma 3 27B?
Claude 3.5 Sonnet is the stronger model overall, scoring 34.4 to 30.5 on the Noometry Index.
Is Claude 3.5 Sonnet or Gemma 3 27B better for coding?
Claude 3.5 Sonnet scores higher on coding benchmarks: 39.5 versus 22.1 in the Noometry coding category.
How many benchmarks do Claude 3.5 Sonnet and Gemma 3 27B share?
35 benchmarks have published results for both models. Claude 3.5 Sonnet has 60 scored results on Noometry and Gemma 3 27B has 43.