# Amazon Nova Experimental Chat 10 09 vs ERNIE 5.1

> ERNIE 5.1 is the stronger model overall, scoring 43.8 to 41.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-09-vs-ernie-5-1
- Last updated: 2026-10-10
- Shared benchmarks: 9

## Summary

- They share 9 benchmarks with published results for both. Amazon Nova Experimental Chat 10 09 scores higher in 1 category and ERNIE 5.1 in 5 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where ERNIE 5.1 leads 65.1 to 54.7.

## Snapshot

| | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| Provider | Amazon | Baidu |
| Noometry Index | 41.9 | 43.8 |
| Rank | 126 | 83 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 10 09: 40.2 (#145)
- ERNIE 5.1: 44.0 (#76)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Coding | 1370 | 1488 |

## Agentic & Tool Use

- Amazon Nova Experimental Chat 10 09: —
- ERNIE 5.1: —

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Search | — | 1227 |

## Reasoning

- Amazon Nova Experimental Chat 10 09: 27.3 (#120)
- ERNIE 5.1: 21.9 (#211)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Hard Prompts | 1356 | 1481 |
| NYT Connections (extended) | — | 23.4% |

## Math

- Amazon Nova Experimental Chat 10 09: —
- ERNIE 5.1: 40.3 (#92)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Math | — | 1481 |

## Knowledge

- Amazon Nova Experimental Chat 10 09: —
- ERNIE 5.1: 41.9 (#102)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Expert | — | 1492 |

## Multilingual

- Amazon Nova Experimental Chat 10 09: 47.3 (#150)
- ERNIE 5.1: 55.5 (#29)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Non-English | 1340 | 1454 |
| LMArena Chinese | 1341 | 1508 |
| LMArena French | — | 1488 |
| LMArena German | — | 1470 |
| LMArena Japanese | — | 1422 |
| LMArena Korean | — | 1427 |
| LMArena Russian | — | 1459 |
| LMArena Spanish | — | 1473 |

## Instruction Following

- Amazon Nova Experimental Chat 10 09: 69.4 (#172)
- ERNIE 5.1: 76.7 (#37)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Instruction Following | 1315 | 1460 |

## Long Context

- Amazon Nova Experimental Chat 10 09: 40.5 (#152)
- ERNIE 5.1: 44.7 (#59)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Longer Query | 1333 | 1462 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 09: 54.7 (#149)
- ERNIE 5.1: 65.1 (#52)

| Benchmark | Amazon Nova Experimental Chat 10 09 | ERNIE 5.1 |
|---|---|---|
| LMArena Text | 1364 | 1468 |
| LMArena Creative Writing | 1307 | 1441 |
| LMArena Multi-Turn | 1355 | 1471 |

## FAQ

### Is Amazon Nova Experimental Chat 10 09 better than ERNIE 5.1?

ERNIE 5.1 is the stronger model overall, scoring 43.8 to 41.9 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 09 or ERNIE 5.1 better for coding?

ERNIE 5.1 scores higher on coding benchmarks: 44.0 versus 40.2 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 09 and ERNIE 5.1 share?

9 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and ERNIE 5.1 has 19.