# Amazon Nova Experimental Chat 11 10 vs Step 3

> Amazon Nova Experimental Chat 11 10 is the stronger model overall, scoring 43.0 to 40.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-11-10-vs-step-3
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Amazon Nova Experimental Chat 11 10 scores higher in 8 categories and Step 3 in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Amazon Nova Experimental Chat 11 10 leads 51.9 to 46.3.
- Step 3 has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| Provider | Amazon | StepFun |
| Noometry Index | 43.0 | 40.5 |
| Rank | 101 | 149 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 11 10: 42.3 (#107)
- Step 3: 40.1 (#147)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Coding | 1433 | 1367 |

## Reasoning

- Amazon Nova Experimental Chat 11 10: 29.1 (#95)
- Step 3: 28.4 (#105)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Hard Prompts | 1422 | 1355 |
| Kagi LLM Benchmark | — | 62.3% |

## Math

- Amazon Nova Experimental Chat 11 10: 39.1 (#114)
- Step 3: 37.6 (#148)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Math | 1431 | 1366 |

## Knowledge

- Amazon Nova Experimental Chat 11 10: 39.9 (#127)
- Step 3: 36.8 (#164)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Expert | 1431 | 1333 |

## Multimodal

- Amazon Nova Experimental Chat 11 10: —
- Step 3: 35.5 (#86)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Vision | — | 1177 |

## Multilingual

- Amazon Nova Experimental Chat 11 10: 51.9 (#98)
- Step 3: 46.3 (#159)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Non-English | 1405 | 1327 |
| LMArena Chinese | 1463 | 1397 |
| LMArena German | 1395 | 1371 |
| LMArena Korean | 1384 | 1269 |
| LMArena Russian | 1394 | 1331 |
| LMArena Spanish | 1444 | 1371 |
| LMArena French | 1449 | — |
| LMArena Japanese | 1383 | — |

## Instruction Following

- Amazon Nova Experimental Chat 11 10: 73.2 (#122)
- Step 3: 70.4 (#164)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Instruction Following | 1387 | 1332 |

## Long Context

- Amazon Nova Experimental Chat 11 10: 42.5 (#121)
- Step 3: 40.3 (#157)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Longer Query | 1395 | 1326 |

## Writing & Preference

- Amazon Nova Experimental Chat 11 10: 58.8 (#114)
- Step 3: 54.3 (#151)

| Benchmark | Amazon Nova Experimental Chat 11 10 | Step 3 |
|---|---|---|
| LMArena Text | 1415 | 1350 |
| LMArena Creative Writing | 1349 | 1321 |
| LMArena Multi-Turn | 1380 | 1341 |

## FAQ

### Is Amazon Nova Experimental Chat 11 10 better than Step 3?

Amazon Nova Experimental Chat 11 10 is the stronger model overall, scoring 43.0 to 40.5 on the Noometry Index.

### Is Amazon Nova Experimental Chat 11 10 or Step 3 better for coding?

Amazon Nova Experimental Chat 11 10 scores higher on coding benchmarks: 42.3 versus 40.1 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 11 10 and Step 3 share?

15 benchmarks have published results for both models. Amazon Nova Experimental Chat 11 10 has 17 scored results on Noometry and Step 3 has 17.