# Hy3 vs Sonar

> Hy3 is the stronger model overall, scoring 44.2 to 38.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/hy3-vs-sonar
- Last updated: 2026-10-12
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Hy3 leads 46.8 to 35.7.
- Hy3 is cheaper at $0.13 / $0.53 per million input/output tokens, against $1 / $1 for Sonar.
- Hy3 accepts more context: 262K tokens versus 128K.
- Hy3 has downloadable open weights; the other is API-only.

## Snapshot

| | Hy3 | Sonar |
|---|---|---|
| Provider | Tencent | Perplexity |
| Noometry Index | 44.2 | 38.5 |
| Rank | 79 | 187 |
| Context | 262K | 128K |
| Input $/M | $0.13 | $1 |
| Output $/M | $0.53 | $1 |
| Weights | Open | Proprietary |

## Coding

- Hy3: 46.8 (#63)
- Sonar: 35.7 (#221)

| Benchmark | Hy3 | Sonar |
|---|---|---|
| LMArena WebDev | 1508 | — |
| LiveBench Coding | — | 35.1% |
| LMArena Coding | 1464 | — |

## Reasoning

- Hy3: 26.1 (#136)
- Sonar: 21.1 (#227)

| Benchmark | Hy3 | Sonar |
|---|---|---|
| NYT Connections (extended) | 41.2% | — |
| LiveBench Reasoning | — | 46.3% |
| LMArena Hard Prompts | 1447 | — |
| LiveBench Data Analysis | — | 37.9% |
| LiveBench | — | 46.9% |

## Math

- Hy3: 40.1 (#93)
- Sonar: 33.7 (#200)

| Benchmark | Hy3 | Sonar |
|---|---|---|
| LiveBench Math | — | 41.6% |
| LMArena Math | 1475 | — |

## Knowledge

- Hy3: 40.8 (#114)
- Sonar: —

| Benchmark | Hy3 | Sonar |
|---|---|---|
| LMArena Expert | 1460 | — |

## Multilingual

- Hy3: 53.5 (#65)
- Sonar: —

| Benchmark | Hy3 | Sonar |
|---|---|---|
| LMArena Non-English | 1426 | — |
| LMArena Chinese | 1493 | — |
| LMArena French | 1461 | — |
| LMArena German | 1439 | — |
| LMArena Japanese | 1392 | — |
| LMArena Korean | 1395 | — |
| LMArena Russian | 1432 | — |
| LMArena Spanish | 1456 | — |

## Instruction Following

- Hy3: 75.1 (#70)
- Sonar: 71.4 (#150)

| Benchmark | Hy3 | Sonar |
|---|---|---|
| LiveBench Instruction Following | — | 76.2% |
| LMArena Instruction Following | 1426 | — |

## Long Context

- Hy3: 44.1 (#75)
- Sonar: —

| Benchmark | Hy3 | Sonar |
|---|---|---|
| LMArena Longer Query | 1442 | — |

## Writing & Preference

- Hy3: 62.2 (#81)
- Sonar: 52.6 (#167)

| Benchmark | Hy3 | Sonar |
|---|---|---|
| LMArena Text | 1439 | — |
| LMArena Creative Writing | 1402 | — |
| LMArena Multi-Turn | 1436 | — |
| LiveBench Language | — | 44.1% |

## FAQ

### Is Hy3 better than Sonar?

Hy3 is the stronger model overall, scoring 44.2 to 38.5 on the Noometry Index.

### Which is cheaper, Hy3 or Sonar?

Hy3 is cheaper. It lists at $0.13 per million input tokens and $0.53 per million output tokens; Sonar lists at $1 and $1.

### Is Hy3 or Sonar better for coding?

Hy3 scores higher on coding benchmarks: 46.8 versus 35.7 in the Noometry coding category.

### Which has the bigger context window?

Hy3 does, with 262K tokens against 128K.

### How many benchmarks do Hy3 and Sonar share?

0 benchmarks have published results for both models. Hy3 has 19 scored results on Noometry and Sonar has 7.