# Amazon Nova Experimental Chat 10 20 vs Gemma 2B

> Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 29.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-gemma-2b
- Last updated: 2026-10-11
- Shared benchmarks: 11

## Summary

- They share 11 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 7 categories and Gemma 2B in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Amazon Nova Experimental Chat 10 20 leads 56.6 to 24.0.
- Gemma 2B has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| Provider | Amazon | Google |
| Noometry Index | 42.1 | 29.6 |
| Rank | 118 | 307 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.6 (#123)
- Gemma 2B: 29.4 (#305)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Coding | 1412 | 1010 |
| HumanEval+ | — | 20.7% |
| MBPP+ | — | 34.1% |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 28.4 (#106)
- Gemma 2B: 18.8 (#275)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Hard Prompts | 1396 | 989 |
| BIG-Bench Hard | — | 35.2% |
| Epoch Capabilities Index | — | 94.2 |
| HellaSwag | — | 71.4% |
| PIQA | — | 77.3% |
| WinoGrande | — | 65.4% |

## Math

- Amazon Nova Experimental Chat 10 20: 39.0 (#119)
- Gemma 2B: 30.0 (#239)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Math | 1425 | 1009 |
| GSM8K | — | 17.7% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 38.5 (#144)
- Gemma 2B: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Expert | 1386 | — |
| ARC (AI2) Challenge | — | 42.1% |
| BoolQ | — | 69.4% |
| MMLU | — | 42.3% |
| TriviaQA | — | 53.2% |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.5 (#131)
- Gemma 2B: 23.0 (#294)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Non-English | 1372 | 958 |
| LMArena Chinese | 1404 | 986 |
| LMArena Russian | 1371 | 937 |
| LMArena French | 1425 | — |
| LMArena German | 1391 | — |
| LMArena Japanese | 1360 | — |
| LMArena Korean | 1324 | — |
| LMArena Spanish | 1382 | — |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.1 (#141)
- Gemma 2B: 48.5 (#302)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Instruction Following | 1365 | 970 |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#133)
- Gemma 2B: 29.9 (#291)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Longer Query | 1370 | 981 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.6 (#136)
- Gemma 2B: 24.0 (#308)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2B |
|---|---|---|
| LMArena Text | 1394 | 1002 |
| LMArena Creative Writing | 1318 | 987 |
| LMArena Multi-Turn | 1364 | 945 |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Gemma 2B?

Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 29.6 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or Gemma 2B better for coding?

Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.6 versus 29.4 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Gemma 2B share?

11 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Gemma 2B has 23.