# Amazon Nova Experimental Chat 12 10 vs Gemma 4 31B IT

> Amazon Nova Experimental Chat 12 10 and Gemma 4 31B IT score almost the same on the Noometry Index (42.9 vs 43.5), 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-gemma-4-31b-it
- Last updated: 2026-10-12
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 2 categories and Gemma 4 31B IT in 6 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemma 4 31B IT leads 43.2 to 38.9.
- Gemma 4 31B IT has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| Provider | Amazon | Google |
| Noometry Index | 42.9 | 43.5 |
| Rank | 104 | 90 |
| Context | — | 262K |
| Input $/M | — | $0.09 |
| Output $/M | — | $0.34 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 12 10: 42.2 (#110)
- Gemma 4 31B IT: 42.3 (#108)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Coding | 1430 | 1459 |
| LMArena WebDev | — | 1366 |
| SciCode | — | 43.4% |
| WeirdML | — | 52.3% |
| ALE-Bench | — | 925.5 |

## Reasoning

- Amazon Nova Experimental Chat 12 10: 29.3 (#94)
- Gemma 4 31B IT: 27.2 (#122)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1448 |
| Kagi LLM Benchmark | — | 63.5% |
| NYT Connections (extended) | — | 70.6% |
| CritPt | — | 1.4% |
| Chess Puzzles | — | 5% |
| Thematic Generalization | — | 53% |
| DTBench | — | 82.7% |
| LMCA | — | 39.3% |
| Surface Evolver Bench | — | 30.6% |
| Epoch Capabilities Index | — | 142.74 |

## Math

- Amazon Nova Experimental Chat 12 10: 38.9 (#124)
- Gemma 4 31B IT: 43.2 (#81)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Math | 1419 | 1465 |
| OTIS Mock AIME 2024-2025 | — | 73.3% |

## Knowledge

- Amazon Nova Experimental Chat 12 10: 39.2 (#136)
- Gemma 4 31B IT: 37.9 (#151)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Expert | 1408 | 1465 |
| GPQA Diamond | — | 75.8% |
| SimpleQA Verified | — | 10.4% |
| Vectara Hallucination Rate | — | 7.4% |

## Multimodal

- Amazon Nova Experimental Chat 12 10: —
- Gemma 4 31B IT: 41.6 (#34)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Vision | — | 1277 |
| LMArena Document | — | 1425 |

## Multilingual

- Amazon Nova Experimental Chat 12 10: 51.4 (#108)
- Gemma 4 31B IT: 53.8 (#57)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Non-English | 1398 | 1431 |
| LMArena Chinese | 1440 | 1476 |
| LMArena Russian | 1395 | 1460 |
| LMArena French | — | 1435 |
| LMArena Spanish | — | 1444 |

## Instruction Following

- Amazon Nova Experimental Chat 12 10: 73.2 (#123)
- Gemma 4 31B IT: 75.5 (#61)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Instruction Following | 1387 | 1433 |

## Long Context

- Amazon Nova Experimental Chat 12 10: 42.4 (#125)
- Gemma 4 31B IT: 44.2 (#71)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Longer Query | 1391 | 1446 |

## Writing & Preference

- Amazon Nova Experimental Chat 12 10: 59.5 (#110)
- Gemma 4 31B IT: 60.5 (#96)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Text | 1420 | 1443 |
| LMArena Creative Writing | 1350 | 1415 |
| LMArena Multi-Turn | 1409 | 1452 |
| EQ-Bench Creative Writing | — | 1368 |
| EQ-Bench 4 | — | 1120 |

## FAQ

### Is Amazon Nova Experimental Chat 12 10 better than Gemma 4 31B IT?

Amazon Nova Experimental Chat 12 10 and Gemma 4 31B IT score almost the same on the Noometry Index (42.9 vs 43.5), so choose on price, context window or the category you care about most.

### Is Amazon Nova Experimental Chat 12 10 or Gemma 4 31B IT better for coding?

They score almost the same on coding (42.2 vs 42.3); test both on your own repository before choosing.

### How many benchmarks do Amazon Nova Experimental Chat 12 10 and Gemma 4 31B IT share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Gemma 4 31B IT has 35.