# Qwen3.7 Flash vs Sonar

> Qwen3.7 Flash is the stronger model overall, scoring 39.5 to 37.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/qwen3-7-flash-vs-sonar
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Qwen3.7 Flash leads 27.3 to 20.3.
- Qwen3.7 Flash is cheaper at $0.03 / $0.13 per million input/output tokens, against $1 / $1 for Sonar.
- Qwen3.7 Flash accepts more context: 1M tokens versus 128K.

## Snapshot

| | Qwen3.7 Flash | Sonar |
|---|---|---|
| Provider | Alibaba (Qwen) | Perplexity |
| Noometry Index | 39.5 | 37.8 |
| Rank | 152 | 184 |
| Context | 1M | 128K |
| Input $/M | $0.03 | $1 |
| Output $/M | $0.13 | $1 |
| Weights | Proprietary | Proprietary |

## Coding

- Qwen3.7 Flash: —
- Sonar: 35.1 (#217)

| Benchmark | Qwen3.7 Flash | Sonar |
|---|---|---|
| LiveBench Coding | — | 35.1% |

## Reasoning

- Qwen3.7 Flash: 27.3 (#108)
- Sonar: 20.3 (#221)

| Benchmark | Qwen3.7 Flash | Sonar |
|---|---|---|
| NYT Connections (extended) | 43.8% | — |
| Chess Puzzles | 23% | — |
| LiveBench Reasoning | — | 46.3% |
| Mystery Game Puzzles | 15% | — |
| LiveBench Data Analysis | — | 37.9% |
| Epoch Capabilities Index | 144.62 | — |
| LiveBench | — | 46.9% |

## Math

- Qwen3.7 Flash: 37.3 (#100)
- Sonar: 31.3 (#197)

| Benchmark | Qwen3.7 Flash | Sonar |
|---|---|---|
| FrontierMath (Tiers 1-3) | 19.3% | — |
| OTIS Mock AIME 2024-2025 | 86.7% | — |
| LiveBench Math | — | 41.6% |

## Knowledge

- Qwen3.7 Flash: 48.9 (#69)
- Sonar: —

| Benchmark | Qwen3.7 Flash | Sonar |
|---|---|---|
| GPQA Diamond | 82.3% | — |

## Instruction Following

- Qwen3.7 Flash: —
- Sonar: 71.5 (#146)

| Benchmark | Qwen3.7 Flash | Sonar |
|---|---|---|
| LiveBench Instruction Following | — | 76.2% |

## Writing & Preference

- Qwen3.7 Flash: —
- Sonar: 52.6 (#166)

| Benchmark | Qwen3.7 Flash | Sonar |
|---|---|---|
| LiveBench Language | — | 44.1% |

## FAQ

### Is Qwen3.7 Flash better than Sonar?

Qwen3.7 Flash is the stronger model overall, scoring 39.5 to 37.8 on the Noometry Index.

### Which is cheaper, Qwen3.7 Flash or Sonar?

Qwen3.7 Flash is cheaper. It lists at $0.03 per million input tokens and $0.13 per million output tokens; Sonar lists at $1 and $1.

### Which has the bigger context window?

Qwen3.7 Flash does, with 1M tokens against 128K.

### How many benchmarks do Qwen3.7 Flash and Sonar share?

0 benchmarks have published results for both models. Qwen3.7 Flash has 7 scored results on Noometry and Sonar has 7.