# Claude 3 Sonnet vs Qwen1.5 4b Chat

> Claude 3 Sonnet and Qwen1.5 4b Chat score almost the same on the Noometry Index (29.0 vs 28.8), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/claude-3-sonnet-vs-qwen1-5-4b-chat
- Last updated: 2026-10-12
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. Claude 3 Sonnet scores higher in 6 categories and Qwen1.5 4b Chat in 2 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Qwen1.5 4b Chat leads 30.4 to 10.7.
- Qwen1.5 4b Chat has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 29.0 | 28.8 |
| Rank | 319 | 322 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Claude 3 Sonnet: 29.6 (#302)
- Qwen1.5 4b Chat: 29.1 (#308)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Coding | 1223 | 999 |
| WeirdML | 10.2% | — |
| BigCodeBench Instruct | 42.7% | — |
| BigCodeBench Complete | 53.8% | — |
| HumanEval+ | 64% | — |
| MBPP+ | 69.3% | — |

## Reasoning

- Claude 3 Sonnet: 20.5 (#237)
- Qwen1.5 4b Chat: 18.5 (#279)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Hard Prompts | 1197 | 976 |
| DTBench | 53.6% | — |
| Epoch Capabilities Index | 120.7 | — |
| WinoGrande | 75.1% | — |

## Math

- Claude 3 Sonnet: 10.7 (#310)
- Qwen1.5 4b Chat: 30.4 (#234)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Math | 1213 | 1026 |
| OTIS Mock AIME 2024-2025 | 2.5% | — |
| MATH Level 5 | 18.2% | — |

## Knowledge

- Claude 3 Sonnet: 21.1 (#276)
- Qwen1.5 4b Chat: 26.7 (#255)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Expert | 1173 | 980 |
| GPQA Diamond | 40.6% | — |
| MMLU | 75.9% | — |

## Multimodal

- Claude 3 Sonnet: 25.2 (#125)
- Qwen1.5 4b Chat: —

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Vision | 984 | — |

## Multilingual

- Claude 3 Sonnet: 37.8 (#234)
- Qwen1.5 4b Chat: 24.1 (#290)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Non-English | 1205 | 979 |
| LMArena Chinese | 1189 | 1024 |
| LMArena German | 1204 | 902 |
| LMArena Russian | 1227 | 952 |
| LMArena French | 1229 | — |
| LMArena Japanese | 1131 | — |
| LMArena Korean | 1128 | — |
| LMArena Spanish | 1204 | — |

## Instruction Following

- Claude 3 Sonnet: 62.8 (#235)
- Qwen1.5 4b Chat: 49.0 (#300)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Instruction Following | 1199 | 978 |

## Long Context

- Claude 3 Sonnet: 36.7 (#228)
- Qwen1.5 4b Chat: 30.1 (#290)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Longer Query | 1211 | 988 |

## Writing & Preference

- Claude 3 Sonnet: 42.1 (#238)
- Qwen1.5 4b Chat: 23.8 (#309)

| Benchmark | Claude 3 Sonnet | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Text | 1218 | 997 |
| LMArena Creative Writing | 1186 | 969 |
| LMArena Multi-Turn | 1227 | 977 |

## FAQ

### Is Claude 3 Sonnet better than Qwen1.5 4b Chat?

Claude 3 Sonnet and Qwen1.5 4b Chat score almost the same on the Noometry Index (29.0 vs 28.8), so choose on price, context window or the category you care about most.

### Is Claude 3 Sonnet or Qwen1.5 4b Chat better for coding?

They score almost the same on coding (29.6 vs 29.1); test both on your own repository before choosing.

### How many benchmarks do Claude 3 Sonnet and Qwen1.5 4b Chat share?

13 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Qwen1.5 4b Chat has 13.