# Amazon Nova Experimental Chat 12 10 vs Solar Pro4

> Amazon Nova Experimental Chat 12 10 and Solar Pro4 score almost the same on the Noometry Index (42.3 vs 41.5), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-12-10-vs-solar-pro4
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 6 categories and Solar Pro4 in 2 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Amazon Nova Experimental Chat 12 10 leads 59.7 to 56.7.

## Snapshot

| | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| Provider | Amazon | Upstage |
| Noometry Index | 42.3 | 41.5 |
| Rank | 104 | 123 |
| Context | — | 524K |
| Input $/M | — | $0.30 |
| Output $/M | — | $1.20 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 12 10: 41.5 (#112)
- Solar Pro4: 39.9 (#135)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1430 | 1439 |
| LMArena WebDev | — | 1371 |

## Reasoning

- Amazon Nova Experimental Chat 12 10: 28.1 (#93)
- Solar Pro4: 27.3 (#107)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1398 |

## Math

- Amazon Nova Experimental Chat 12 10: 36.1 (#130)
- Solar Pro4: 36.1 (#129)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Math | 1418 | 1418 |

## Knowledge

- Amazon Nova Experimental Chat 12 10: 38.6 (#133)
- Solar Pro4: 39.0 (#128)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1409 | 1421 |

## Multilingual

- Amazon Nova Experimental Chat 12 10: 51.7 (#103)
- Solar Pro4: 49.0 (#134)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1399 | 1362 |
| LMArena Chinese | 1440 | 1417 |
| LMArena Russian | 1397 | 1360 |
| LMArena French | — | 1403 |
| LMArena German | — | 1351 |
| LMArena Japanese | — | 1300 |
| LMArena Korean | — | 1383 |
| LMArena Spanish | — | 1408 |

## Instruction Following

- Amazon Nova Experimental Chat 12 10: 73.4 (#117)
- Solar Pro4: 72.8 (#128)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1387 | 1376 |

## Long Context

- Amazon Nova Experimental Chat 12 10: 42.4 (#120)
- Solar Pro4: 42.0 (#125)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1391 | 1379 |

## Writing & Preference

- Amazon Nova Experimental Chat 12 10: 59.7 (#104)
- Solar Pro4: 56.7 (#133)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Solar Pro4 |
|---|---|---|
| LMArena Text | 1420 | 1386 |
| LMArena Creative Writing | 1351 | 1313 |
| LMArena Multi-Turn | 1409 | 1391 |

## FAQ

### Is Amazon Nova Experimental Chat 12 10 better than Solar Pro4?

Amazon Nova Experimental Chat 12 10 and Solar Pro4 score almost the same on the Noometry Index (42.3 vs 41.5), so choose on price, context window or the category you care about most.

### Is Amazon Nova Experimental Chat 12 10 or Solar Pro4 better for coding?

Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 41.5 versus 39.9 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 12 10 and Solar Pro4 share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Solar Pro4 has 18.