# Claude 3 Sonnet vs Gemma 4 31B IT

> Gemma 4 31B IT is the stronger model overall, scoring 43.2 to 28.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-3-sonnet-vs-gemma-4-31b-it
- Last updated: 2026-10-10
- Shared benchmarks: 20

## Summary

- They share 20 benchmarks with published results for both. Claude 3 Sonnet scores higher in 0 categories and Gemma 4 31B IT in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemma 4 31B IT leads 41.3 to 10.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.5% for Claude 3 Sonnet and 73.3% for Gemma 4 31B IT.
- Gemma 4 31B IT has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| Provider | Anthropic | Google |
| Noometry Index | 28.8 | 43.2 |
| Rank | 311 | 85 |
| Context | — | 262K |
| Input $/M | — | $0.09 |
| Output $/M | — | $0.34 |
| Weights | Proprietary | Open |

## Coding

- Claude 3 Sonnet: 29.2 (#296)
- Gemma 4 31B IT: 41.9 (#98)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| WeirdML | 10.2% | 52.3% |
| LMArena Coding | 1223 | 1459 |
| LMArena WebDev | — | 1364 |
| SciCode | — | 43.4% |
| BigCodeBench Instruct | 42.7% | — |
| BigCodeBench Complete | 53.8% | — |
| ALE-Bench | — | 925.5 |
| HumanEval+ | 64% | — |
| MBPP+ | 69.3% | — |

## Reasoning

- Claude 3 Sonnet: 19.7 (#232)
- Gemma 4 31B IT: 26.4 (#119)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| LMArena Hard Prompts | 1197 | 1448 |
| DTBench | 53.6% | 82.7% |
| Epoch Capabilities Index | 120.69 | 142.74 |
| Kagi LLM Benchmark | — | 63.5% |
| NYT Connections (extended) | — | 70.6% |
| CritPt | — | 1.4% |
| Chess Puzzles | — | 5% |
| Thematic Generalization | — | 53% |
| LMCA | — | 39.3% |
| Surface Evolver Bench | — | 30.6% |
| WinoGrande | 75.1% | — |

## Math

- Claude 3 Sonnet: 10.0 (#305)
- Gemma 4 31B IT: 41.3 (#72)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 73.3% |
| LMArena Math | 1213 | 1464 |
| MATH Level 5 | 18.2% | — |

## Knowledge

- Claude 3 Sonnet: 21.1 (#271)
- Gemma 4 31B IT: 37.9 (#141)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| GPQA Diamond | 40.6% | 75.8% |
| LMArena Expert | 1173 | 1465 |
| SimpleQA Verified | — | 10.4% |
| Vectara Hallucination Rate | — | 7.4% |
| MMLU | 75.9% | — |

## Multimodal

- Claude 3 Sonnet: 24.7 (#120)
- Gemma 4 31B IT: 41.0 (#32)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| LMArena Vision | 984 | 1278 |
| LMArena Document | — | 1425 |

## Multilingual

- Claude 3 Sonnet: 38.0 (#229)
- Gemma 4 31B IT: 54.0 (#52)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| LMArena Non-English | 1205 | 1431 |
| LMArena Chinese | 1188 | 1478 |
| LMArena French | 1228 | 1436 |
| LMArena Russian | 1227 | 1462 |
| LMArena Spanish | 1204 | 1443 |
| LMArena German | 1204 | — |
| LMArena Japanese | 1131 | — |
| LMArena Korean | 1128 | — |

## Instruction Following

- Claude 3 Sonnet: 63.1 (#230)
- Gemma 4 31B IT: 75.6 (#58)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| LMArena Instruction Following | 1200 | 1433 |

## Long Context

- Claude 3 Sonnet: 36.7 (#223)
- Gemma 4 31B IT: 44.2 (#67)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| LMArena Longer Query | 1211 | 1446 |

## Writing & Preference

- Claude 3 Sonnet: 42.3 (#233)
- Gemma 4 31B IT: 60.7 (#92)

| Benchmark | Claude 3 Sonnet | Gemma 4 31B IT |
|---|---|---|
| LMArena Text | 1218 | 1443 |
| LMArena Creative Writing | 1186 | 1416 |
| LMArena Multi-Turn | 1227 | 1452 |
| EQ-Bench Creative Writing | — | 1368 |
| EQ-Bench 4 | — | 1120 |

## FAQ

### Is Claude 3 Sonnet better than Gemma 4 31B IT?

Gemma 4 31B IT is the stronger model overall, scoring 43.2 to 28.8 on the Noometry Index.

### Is Claude 3 Sonnet or Gemma 4 31B IT better for coding?

Gemma 4 31B IT scores higher on coding benchmarks: 41.9 versus 29.2 in the Noometry coding category.

### How many benchmarks do Claude 3 Sonnet and Gemma 4 31B IT share?

20 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Gemma 4 31B IT has 35.