# Amazon Nova Experimental Chat 10 20 vs phi-3-medium 14B

> Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 29.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-phi-3-medium-14b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Amazon Nova Experimental Chat 10 20 leads 37.8 to 9.1.
- phi-3-medium 14B has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| Provider | Amazon | Microsoft |
| Noometry Index | 41.5 | 29.1 |
| Rank | 122 | 306 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.0 (#123)
- phi-3-medium 14B: 36.3 (#198)

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| BigCodeBench Instruct | — | 37.6% |
| LMArena Coding | 1413 | — |
| BigCodeBench Complete | — | 48.7% |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 27.3 (#110)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| LMArena Hard Prompts | 1396 | — |
| Adversarial NLI | — | 55.8% |
| BIG-Bench Hard | — | 81.4% |
| Epoch Capabilities Index | — | 121.18 |
| HellaSwag | — | 82.4% |
| WinoGrande | — | 81.5% |

## Math

- Amazon Nova Experimental Chat 10 20: 36.2 (#121)
- phi-3-medium 14B: 25.2 (#249)

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| LMArena Math | 1425 | — |
| MATH Level 5 | — | 17.6% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 37.8 (#142)
- phi-3-medium 14B: 9.1 (#301)

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| GPQA Diamond | — | 27.6% |
| LMArena Expert | 1385 | — |
| ARC (AI2) Challenge | — | 91.6% |
| MMLU | — | 78% |
| OpenBookQA | — | 87.4% |
| TriviaQA | — | 73.9% |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.7 (#127)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| LMArena Non-English | 1372 | — |
| LMArena Chinese | 1405 | — |
| LMArena French | 1426 | — |
| LMArena German | 1391 | — |
| LMArena Japanese | 1355 | — |
| LMArena Korean | 1327 | — |
| LMArena Russian | 1371 | — |
| LMArena Spanish | 1381 | — |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.3 (#136)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| LMArena Instruction Following | 1365 | — |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#128)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| LMArena Longer Query | 1370 | — |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.9 (#131)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | phi-3-medium 14B |
|---|---|---|
| LMArena Text | 1394 | — |
| LMArena Creative Writing | 1318 | — |
| LMArena Multi-Turn | 1364 | — |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than phi-3-medium 14B?

Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 29.1 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or phi-3-medium 14B better for coding?

Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.0 versus 36.3 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and phi-3-medium 14B share?

0 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and phi-3-medium 14B has 13.