# Amazon Nova Experimental Chat 10 20 vs Gemini 3.1 Flash Lite

> Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 40.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-gemini-3-1-flash-lite
- 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 2 categories and Gemini 3.1 Flash Lite in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Amazon Nova Experimental Chat 10 20 leads 28.4 to 22.9.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| Provider | Amazon | Google |
| Noometry Index | 42.1 | 40.8 |
| Rank | 118 | 144 |
| Context | — | 1.05M |
| Input $/M | — | $0.25 |
| Output $/M | — | $1.50 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.6 (#123)
- Gemini 3.1 Flash Lite: 37.8 (#188)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Coding | 1412 | 1400 |
| LMArena WebDev | — | 1256 |
| SciCode | — | 41.9% |
| WeirdML | — | 52.2% |
| ALE-Bench | — | 797.73 |

## Agentic & Tool Use

- Amazon Nova Experimental Chat 10 20: —
- Gemini 3.1 Flash Lite: 30.2 (#79)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| DeepResearch Bench | — | 37.3% |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 28.4 (#106)
- Gemini 3.1 Flash Lite: 22.9 (#186)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1407 |
| Kagi LLM Benchmark | — | 67.2% |
| NYT Connections (extended) | — | 8.2% |
| CritPt | — | 1.1% |
| Chess Puzzles | — | 25% |
| EnigmaEval | — | 3% |
| Thematic Generalization | — | 63.3% |
| DTBench | — | 76.8% |
| LMCA | — | 35% |
| Epoch Capabilities Index | — | 144.47 |
| ForecastBench | — | 54.4 |

## Math

- Amazon Nova Experimental Chat 10 20: 39.0 (#119)
- Gemini 3.1 Flash Lite: 40.7 (#90)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Math | 1425 | 1428 |
| FrontierMath (Tiers 1-3) | — | 27.7% |
| OTIS Mock AIME 2024-2025 | — | 80% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 38.5 (#144)
- Gemini 3.1 Flash Lite: 41.9 (#104)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Expert | 1386 | 1398 |
| GPQA Diamond | — | 81.8% |
| Humanity's Last Exam | — | 8.6% |
| Vectara Hallucination Rate | — | 8.2% |

## Multimodal

- Amazon Nova Experimental Chat 10 20: —
- Gemini 3.1 Flash Lite: 39.4 (#60)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Vision | — | 1240 |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.5 (#131)
- Gemini 3.1 Flash Lite: 52.3 (#86)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Non-English | 1372 | 1411 |
| LMArena Chinese | 1404 | 1461 |
| LMArena French | 1425 | 1424 |
| LMArena German | 1391 | 1429 |
| LMArena Japanese | 1360 | 1413 |
| LMArena Korean | 1324 | 1392 |
| LMArena Russian | 1371 | 1420 |
| LMArena Spanish | 1382 | 1421 |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.1 (#141)
- Gemini 3.1 Flash Lite: 72.7 (#131)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Instruction Following | 1365 | 1377 |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#133)
- Gemini 3.1 Flash Lite: 42.5 (#122)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Longer Query | 1370 | 1394 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.6 (#136)
- Gemini 3.1 Flash Lite: 60.9 (#94)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Text | 1394 | 1416 |
| LMArena Creative Writing | 1318 | 1401 |
| LMArena Multi-Turn | 1364 | 1417 |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Gemini 3.1 Flash Lite?

Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 40.8 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or Gemini 3.1 Flash Lite better for coding?

Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.6 versus 37.8 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Gemini 3.1 Flash Lite share?

17 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Gemini 3.1 Flash Lite has 38.