# Amazon Nova Experimental Chat 10 20 vs Gemma 2 9B

> Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 25.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-gemma-2-9b
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 8 categories and Gemma 2 9B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Amazon Nova Experimental Chat 10 20 leads 37.8 to 9.7.
- Gemma 2 9B has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| Provider | Amazon | Google |
| Noometry Index | 41.5 | 25.7 |
| Rank | 122 | 334 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.0 (#123)
- Gemma 2 9B: 29.0 (#299)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Coding | 1413 | 1174 |
| BigCodeBench Instruct | — | 34.7% |
| LiveBench Coding | — | 22.5% |
| BigCodeBench Complete | — | 40.6% |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 27.3 (#110)
- Gemma 2 9B: 15.3 (#306)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1172 |
| LiveBench Reasoning | — | 15.2% |
| LiveBench Data Analysis | — | 36.4% |
| Epoch Capabilities Index | — | 119.78 |
| LiveBench | — | 28.7% |
| PIQA | — | 83.7% |

## Math

- Amazon Nova Experimental Chat 10 20: 36.2 (#121)
- Gemma 2 9B: 9.3 (#312)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Math | 1425 | 1183 |
| OTIS Mock AIME 2024-2025 | — | 0.6% |
| LiveBench Math | — | 19.8% |
| MATH Level 5 | — | 21% |
| GSM8K | — | 84.9% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 37.8 (#142)
- Gemma 2 9B: 9.7 (#300)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Expert | 1385 | 1147 |
| GPQA Diamond | — | 27.5% |
| BoolQ | — | 85.7% |
| MMLU | — | 72.1% |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.7 (#127)
- Gemma 2 9B: 36.8 (#233)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Non-English | 1372 | 1188 |
| LMArena Chinese | 1405 | 1185 |
| LMArena French | 1426 | 1189 |
| LMArena German | 1391 | 1186 |
| LMArena Japanese | 1355 | 1144 |
| LMArena Korean | 1327 | 1137 |
| LMArena Russian | 1371 | 1200 |
| LMArena Spanish | 1381 | 1200 |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.3 (#136)
- Gemma 2 9B: 57.8 (#264)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Instruction Following | 1365 | 1178 |
| LiveBench Instruction Following | — | 52.6% |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#128)
- Gemma 2 9B: 36.3 (#228)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Longer Query | 1370 | 1197 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.9 (#131)
- Gemma 2 9B: 32.3 (#276)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 2 9B |
|---|---|---|
| LMArena Text | 1394 | 1207 |
| LMArena Creative Writing | 1318 | 1206 |
| LMArena Multi-Turn | 1364 | 1193 |
| EQ-Bench Creative Writing | — | 841 |
| LiveBench Language | — | 25.5% |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Gemma 2 9B?

Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 25.7 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or Gemma 2 9B better for coding?

Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.0 versus 29.0 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Gemma 2 9B share?

17 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Gemma 2 9B has 35.