# Amazon Nova Experimental Chat 10 20 vs Qwen2.5 Plus 1127

> Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 38.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-qwen2-5-plus
- Last updated: 2026-10-12
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 8 categories and Qwen2.5 Plus 1127 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Amazon Nova Experimental Chat 10 20 leads 49.5 to 41.9.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| Provider | Amazon | Alibaba (Qwen) |
| Noometry Index | 42.1 | 38.8 |
| Rank | 118 | 181 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.6 (#123)
- Qwen2.5 Plus 1127: 38.5 (#175)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Coding | 1412 | 1314 |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 28.4 (#106)
- Qwen2.5 Plus 1127: 25.9 (#141)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1299 |

## Math

- Amazon Nova Experimental Chat 10 20: 39.0 (#119)
- Qwen2.5 Plus 1127: 36.1 (#174)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Math | 1425 | 1298 |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 38.5 (#144)
- Qwen2.5 Plus 1127: 35.5 (#183)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Expert | 1386 | 1289 |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.5 (#131)
- Qwen2.5 Plus 1127: 41.9 (#201)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Non-English | 1372 | 1265 |
| LMArena Chinese | 1404 | 1314 |
| LMArena German | 1391 | 1231 |
| LMArena Japanese | 1360 | 1207 |
| LMArena Russian | 1371 | 1271 |
| LMArena French | 1425 | — |
| LMArena Korean | 1324 | — |
| LMArena Spanish | 1382 | — |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.1 (#141)
- Qwen2.5 Plus 1127: 67.2 (#199)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Instruction Following | 1365 | 1275 |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#133)
- Qwen2.5 Plus 1127: 39.2 (#184)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Longer Query | 1370 | 1292 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.6 (#136)
- Qwen2.5 Plus 1127: 49.4 (#192)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Text | 1394 | 1299 |
| LMArena Creative Writing | 1318 | 1262 |
| LMArena Multi-Turn | 1364 | 1299 |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Qwen2.5 Plus 1127?

Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 38.8 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or Qwen2.5 Plus 1127 better for coding?

Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.6 versus 38.5 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Qwen2.5 Plus 1127 share?

14 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Qwen2.5 Plus 1127 has 14.