# Claude 3 Sonnet vs Gemma 3 27B

> Gemma 3 27B is the stronger model overall, scoring 30.5 to 28.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-3-sonnet-vs-gemma-3-27b
- Last updated: 2026-10-10
- Shared benchmarks: 23

## Summary

- They share 23 benchmarks with published results for both. Claude 3 Sonnet scores higher in 3 categories and Gemma 3 27B in 6 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemma 3 27B leads 24.4 to 10.0.
- The biggest single-benchmark swing is MATH Level 5: 18.2% for Claude 3 Sonnet and 74% for Gemma 3 27B.
- Gemma 3 27B has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| Provider | Anthropic | Google |
| Noometry Index | 28.8 | 30.5 |
| Rank | 311 | 277 |
| Context | — | 131K |
| Input $/M | — | $0.08 |
| Output $/M | — | $0.16 |
| Weights | Proprietary | Open |

## Coding

- Claude 3 Sonnet: 29.2 (#296)
- Gemma 3 27B: 22.1 (#329)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Coding | 1223 | 1322 |
| Aider Polyglot | — | 4.9% |
| SciCode | — | 21.2% |
| WeirdML | 10.2% | — |
| BigCodeBench Instruct | 42.7% | — |
| LiveBench Coding | — | 39.9% |
| BigCodeBench Complete | 53.8% | — |
| HumanEval+ | 64% | — |
| MBPP+ | 69.3% | — |

## Agentic & Tool Use

- Claude 3 Sonnet: —
- Gemma 3 27B: 24.9 (#105)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 29.5% |

## Reasoning

- Claude 3 Sonnet: 19.7 (#232)
- Gemma 3 27B: 16.3 (#297)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Hard Prompts | 1197 | 1340 |
| DTBench | 53.6% | 52.5% |
| Epoch Capabilities Index | 120.69 | 130.04 |
| Kagi LLM Benchmark | — | 40.4% |
| CritPt | — | 0% |
| Chess Puzzles | — | 0% |
| LiveBench Reasoning | — | 43.8% |
| LiveBench Data Analysis | — | 51.5% |
| LMCA | — | 12.3% |
| LiveBench | — | 50% |
| WinoGrande | 75.1% | — |

## Math

- Claude 3 Sonnet: 10.0 (#305)
- Gemma 3 27B: 24.4 (#261)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 22.5% |
| LMArena Math | 1213 | 1312 |
| MATH Level 5 | 18.2% | 74% |
| LiveBench Math | — | 55.4% |

## Knowledge

- Claude 3 Sonnet: 21.1 (#271)
- Gemma 3 27B: 25.4 (#256)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| GPQA Diamond | 40.6% | 47.7% |
| LMArena Expert | 1173 | 1303 |
| Confabulations | — | 40.3% |
| Vectara Hallucination Rate | — | 7.4% |
| MMLU | 75.9% | — |

## Multimodal

- Claude 3 Sonnet: 24.7 (#120)
- Gemma 3 27B: 32.0 (#94)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Vision | 984 | 1165 |
| GeoBench | — | 52% |

## Multilingual

- Claude 3 Sonnet: 38.0 (#229)
- Gemma 3 27B: 47.0 (#150)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Non-English | 1205 | 1334 |
| LMArena Chinese | 1188 | 1347 |
| LMArena French | 1228 | 1368 |
| LMArena German | 1204 | 1362 |
| LMArena Japanese | 1131 | 1287 |
| LMArena Korean | 1128 | 1308 |
| LMArena Russian | 1227 | 1349 |
| LMArena Spanish | 1204 | 1348 |

## Instruction Following

- Claude 3 Sonnet: 63.1 (#230)
- Gemma 3 27B: 70.8 (#155)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Instruction Following | 1200 | 1321 |
| LiveBench Instruction Following | — | 74.9% |

## Long Context

- Claude 3 Sonnet: 36.7 (#223)
- Gemma 3 27B: 27.6 (#288)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Longer Query | 1211 | 1333 |
| Fiction.LiveBench | — | 33.3% |

## Writing & Preference

- Claude 3 Sonnet: 42.3 (#233)
- Gemma 3 27B: 52.7 (#161)

| Benchmark | Claude 3 Sonnet | Gemma 3 27B |
|---|---|---|
| LMArena Text | 1218 | 1358 |
| LMArena Creative Writing | 1186 | 1346 |
| LMArena Multi-Turn | 1227 | 1344 |
| Short-Story Creative Writing | — | 79.9% |
| EQ-Bench Creative Writing | — | 1266 |
| LiveBench Language | — | 34.6% |

## FAQ

### Is Claude 3 Sonnet better than Gemma 3 27B?

Gemma 3 27B is the stronger model overall, scoring 30.5 to 28.8 on the Noometry Index.

### Is Claude 3 Sonnet or Gemma 3 27B better for coding?

Claude 3 Sonnet scores higher on coding benchmarks: 29.2 versus 22.1 in the Noometry coding category.

### How many benchmarks do Claude 3 Sonnet and Gemma 3 27B share?

23 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Gemma 3 27B has 43.