# Qwen3.5 Max Preview vs Sonar

> Qwen3.5 Max Preview is the stronger model overall, scoring 44.7 to 37.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/qwen3-5-max-preview-vs-sonar
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in writing & preference, where Qwen3.5 Max Preview leads 66.1 to 52.6.

## Snapshot

| | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| Provider | Alibaba (Qwen) | Perplexity |
| Noometry Index | 44.7 | 37.8 |
| Rank | 72 | 184 |
| Context | — | 128K |
| Input $/M | — | $1 |
| Output $/M | — | $1 |
| Weights | Proprietary | Proprietary |

## Coding

- Qwen3.5 Max Preview: 43.4 (#79)
- Sonar: 35.1 (#217)

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LiveBench Coding | — | 35.1% |
| LMArena Coding | 1488 | — |

## Reasoning

- Qwen3.5 Max Preview: 29.6 (#81)
- Sonar: 20.3 (#221)

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LiveBench Reasoning | — | 46.3% |
| LMArena Hard Prompts | 1483 | — |
| LiveBench Data Analysis | — | 37.9% |
| LiveBench | — | 46.9% |

## Math

- Qwen3.5 Max Preview: 37.3 (#99)
- Sonar: 31.3 (#197)

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LiveBench Math | — | 41.6% |
| LMArena Math | 1473 | — |

## Knowledge

- Qwen3.5 Max Preview: 41.1 (#104)
- Sonar: —

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LMArena Expert | 1489 | — |

## Multilingual

- Qwen3.5 Max Preview: 56.4 (#21)
- Sonar: —

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LMArena Non-English | 1465 | — |
| LMArena Chinese | 1534 | — |
| LMArena French | 1483 | — |
| LMArena German | 1487 | — |
| LMArena Japanese | 1497 | — |
| LMArena Korean | 1438 | — |
| LMArena Russian | 1472 | — |
| LMArena Spanish | 1470 | — |

## Instruction Following

- Qwen3.5 Max Preview: 77.2 (#28)
- Sonar: 71.5 (#146)

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LiveBench Instruction Following | — | 76.2% |
| LMArena Instruction Following | 1467 | — |

## Long Context

- Qwen3.5 Max Preview: 45.2 (#44)
- Sonar: —

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LMArena Longer Query | 1477 | — |

## Writing & Preference

- Qwen3.5 Max Preview: 66.1 (#39)
- Sonar: 52.6 (#166)

| Benchmark | Qwen3.5 Max Preview | Sonar |
|---|---|---|
| LMArena Text | 1471 | — |
| LMArena Creative Writing | 1464 | — |
| LMArena Multi-Turn | 1478 | — |
| LiveBench Language | — | 44.1% |

## FAQ

### Is Qwen3.5 Max Preview better than Sonar?

Qwen3.5 Max Preview is the stronger model overall, scoring 44.7 to 37.8 on the Noometry Index.

### Is Qwen3.5 Max Preview or Sonar better for coding?

Qwen3.5 Max Preview scores higher on coding benchmarks: 43.4 versus 35.1 in the Noometry coding category.

### How many benchmarks do Qwen3.5 Max Preview and Sonar share?

0 benchmarks have published results for both models. Qwen3.5 Max Preview has 17 scored results on Noometry and Sonar has 7.