# Claude Sonnet 5 vs Qwen3.7 Plus

> Claude Sonnet 5 is the stronger model overall, scoring 54.5 to 45.0 on the Noometry Index. Qwen3.7 Plus costs 5.7× less per token, which makes it the better buy when Claude Sonnet 5's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/claude-sonnet-5-vs-qwen3-7-plus
- Last updated: 2026-10-10
- Shared benchmarks: 31

## Summary

- They share 31 benchmarks with published results for both. Claude Sonnet 5 scores higher in 9 categories and Qwen3.7 Plus in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in agentic & tool use, where Claude Sonnet 5 leads 42.7 to 21.2.
- The biggest single-benchmark swing is FrontierCode: 42.7% for Claude Sonnet 5 and 10.2% for Qwen3.7 Plus.
- Qwen3.7 Plus is cheaper at $0.40 / $1.60 per million input/output tokens, against $2 / $10 for Claude Sonnet 5.

## Snapshot

| | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 54.5 | 45.0 |
| Rank | 26 | 66 |
| Context | 1M | 1M |
| Input $/M | $2 | $0.40 |
| Output $/M | $10 | $1.60 |
| Weights | Proprietary | Proprietary |

## Coding

- Claude Sonnet 5: 55.5 (#20)
- Qwen3.7 Plus: 36.1 (#200)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| FrontierCode | 42.7% | 10.2% |
| SciCode | 53.6% | 45.5% |
| LMArena Coding | 1483 | 1473 |
| DeepSWE | 53.8% | — |
| CursorBench | 34.1% | — |
| LMArena WebDev | 1540 | — |
| GSO | 37.3% | — |
| WeirdML | 68.8% | — |
| ALE-Bench | 1,463 | — |

## Agentic & Tool Use

- Claude Sonnet 5: 42.7 (#16)
- Qwen3.7 Plus: 21.2 (#130)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| APEX-Agents | 54.5% | — |
| OSWorld 2.0 | — | 2.8% |
| GBAEval | 65.3% | — |
| LMArena Search | 1194 | — |
| Vending-Bench 2 | 6,378 | — |

## Reasoning

- Claude Sonnet 5: 48.2 (#37)
- Qwen3.7 Plus: 38.4 (#54)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| NYT Connections (extended) | 75.1% | 74.8% |
| CritPt | 16.9% | 9.1% |
| Chess Puzzles | 35% | 24% |
| LMArena Hard Prompts | 1461 | 1460 |
| Mystery Game Puzzles | 35% | 17% |
| DTBench | 92.5% | 84% |
| LMCA | 50% | 37.6% |
| Epoch Capabilities Index | 156.34 | 147.39 |
| SimpleBench | 60.6% | — |
| Surface Evolver Bench | 60% | — |
| Bench to the Future 3 | 0.14 | — |
| ForecastBench | 61.1 | — |

## Math

- Claude Sonnet 5: 66.1 (#21)
- Qwen3.7 Plus: 49.3 (#47)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| FrontierMath (Tiers 1-3) | 65.6% | 34.4% |
| OTIS Mock AIME 2024-2025 | 94.7% | 93.3% |
| LMArena Math | 1467 | 1467 |
| FrontierMath Tier 4 | 29.3% | — |
| ProofBench | 77% | — |

## Knowledge

- Claude Sonnet 5: 55.7 (#42)
- Qwen3.7 Plus: 54.9 (#46)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| GPQA Diamond | 90.5% | 87.9% |
| LMArena Expert | 1491 | 1467 |
| SimpleQA Verified | 33.7% | — |

## Multimodal

- Claude Sonnet 5: 42.4 (#26)
- Qwen3.7 Plus: 41.2 (#30)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Vision | 1275 | 1281 |
| LMArena Document | 1466 | 1444 |
| Blueprint-Bench 2 | 24.9% | — |

## Multilingual

- Claude Sonnet 5: 54.0 (#55)
- Qwen3.7 Plus: 55.0 (#36)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Non-English | 1431 | 1445 |
| LMArena Chinese | 1475 | 1510 |
| LMArena French | 1457 | 1471 |
| LMArena German | 1448 | 1471 |
| LMArena Japanese | 1422 | 1411 |
| LMArena Korean | 1411 | 1416 |
| LMArena Russian | 1452 | 1457 |
| LMArena Spanish | 1436 | 1453 |

## Instruction Following

- Claude Sonnet 5: 76.6 (#39)
- Qwen3.7 Plus: 75.9 (#49)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Instruction Following | 1453 | 1439 |

## Long Context

- Claude Sonnet 5: 44.8 (#53)
- Qwen3.7 Plus: 44.5 (#61)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Longer Query | 1464 | 1454 |

## Writing & Preference

- Claude Sonnet 5: 69.4 (#24)
- Qwen3.7 Plus: 64.5 (#54)

| Benchmark | Claude Sonnet 5 | Qwen3.7 Plus |
|---|---|---|
| LMArena Text | 1443 | 1454 |
| LMArena Creative Writing | 1416 | 1439 |
| LMArena Multi-Turn | 1454 | 1459 |
| EQ-Bench Creative Writing | 1794 | — |
| EQ-Bench 4 | 1236 | — |

## FAQ

### Is Claude Sonnet 5 better than Qwen3.7 Plus?

Claude Sonnet 5 is the stronger model overall, scoring 54.5 to 45.0 on the Noometry Index. Qwen3.7 Plus costs 5.7× less per token, which makes it the better buy when Claude Sonnet 5's lead doesn't matter for your workload.

### Which is cheaper, Claude Sonnet 5 or Qwen3.7 Plus?

Qwen3.7 Plus is cheaper. It lists at $0.40 per million input tokens and $1.60 per million output tokens; Claude Sonnet 5 lists at $2 and $10.

### Is Claude Sonnet 5 or Qwen3.7 Plus better for coding?

Claude Sonnet 5 scores higher on coding benchmarks: 55.5 versus 36.1 in the Noometry coding category.

### Which has the bigger context window?

Both accept 1M tokens.

### How many benchmarks do Claude Sonnet 5 and Qwen3.7 Plus share?

31 benchmarks have published results for both models. Claude Sonnet 5 has 51 scored results on Noometry and Qwen3.7 Plus has 32.