# Qwen2.5 Plus 1127 vs Sonar

> Qwen2.5 Plus 1127 and Sonar score almost the same on the Noometry Index (38.8 vs 38.5), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/qwen2-5-plus-vs-sonar
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Qwen2.5 Plus 1127 leads 25.9 to 21.1.

## Snapshot

| | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| Provider | Alibaba (Qwen) | Perplexity |
| Noometry Index | 38.8 | 38.5 |
| Rank | 181 | 187 |
| Context | — | 128K |
| Input $/M | — | $1 |
| Output $/M | — | $1 |
| Weights | Proprietary | Proprietary |

## Coding

- Qwen2.5 Plus 1127: 38.5 (#175)
- Sonar: 35.7 (#221)

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LiveBench Coding | — | 35.1% |
| LMArena Coding | 1314 | — |

## Reasoning

- Qwen2.5 Plus 1127: 25.9 (#141)
- Sonar: 21.1 (#227)

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LiveBench Reasoning | — | 46.3% |
| LMArena Hard Prompts | 1299 | — |
| LiveBench Data Analysis | — | 37.9% |
| LiveBench | — | 46.9% |

## Math

- Qwen2.5 Plus 1127: 36.1 (#174)
- Sonar: 33.7 (#200)

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LiveBench Math | — | 41.6% |
| LMArena Math | 1298 | — |

## Knowledge

- Qwen2.5 Plus 1127: 35.5 (#183)
- Sonar: —

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LMArena Expert | 1289 | — |

## Multilingual

- Qwen2.5 Plus 1127: 41.9 (#201)
- Sonar: —

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LMArena Non-English | 1265 | — |
| LMArena Chinese | 1314 | — |
| LMArena German | 1231 | — |
| LMArena Japanese | 1207 | — |
| LMArena Russian | 1271 | — |

## Instruction Following

- Qwen2.5 Plus 1127: 67.2 (#199)
- Sonar: 71.4 (#150)

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LiveBench Instruction Following | — | 76.2% |
| LMArena Instruction Following | 1275 | — |

## Long Context

- Qwen2.5 Plus 1127: 39.2 (#184)
- Sonar: —

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LMArena Longer Query | 1292 | — |

## Writing & Preference

- Qwen2.5 Plus 1127: 49.4 (#192)
- Sonar: 52.6 (#167)

| Benchmark | Qwen2.5 Plus 1127 | Sonar |
|---|---|---|
| LMArena Text | 1299 | — |
| LMArena Creative Writing | 1262 | — |
| LMArena Multi-Turn | 1299 | — |
| LiveBench Language | — | 44.1% |

## FAQ

### Is Qwen2.5 Plus 1127 better than Sonar?

Qwen2.5 Plus 1127 and Sonar score almost the same on the Noometry Index (38.8 vs 38.5), so choose on price, context window or the category you care about most.

### Is Qwen2.5 Plus 1127 or Sonar better for coding?

Qwen2.5 Plus 1127 scores higher on coding benchmarks: 38.5 versus 35.7 in the Noometry coding category.

### How many benchmarks do Qwen2.5 Plus 1127 and Sonar share?

0 benchmarks have published results for both models. Qwen2.5 Plus 1127 has 14 scored results on Noometry and Sonar has 7.