# Amazon Nova Experimental Chat 10 20 vs Qwen3.5 Plus

> Amazon Nova Experimental Chat 10 20 and Qwen3.5 Plus score almost the same on the Noometry Index (42.1 vs 42.9), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-qwen3-5-plus
- Last updated: 2026-10-12
- Shared benchmarks: 0

## Summary

- The widest gap is in math, where Qwen3.5 Plus leads 49.6 to 39.0.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| Provider | Amazon | Alibaba (Qwen) |
| Noometry Index | 42.1 | 42.9 |
| Rank | 118 | 106 |
| Context | — | 1M |
| Input $/M | — | $0.40 |
| Output $/M | — | $2.40 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.6 (#123)
- Qwen3.5 Plus: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| LMArena Coding | 1412 | — |
| ALE-Bench | — | 621.92 |

## Agentic & Tool Use

- Amazon Nova Experimental Chat 10 20: —
- Qwen3.5 Plus: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| Vending-Bench 2 | — | 0.54 |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 28.4 (#106)
- Qwen3.5 Plus: 32.8 (#74)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| Chess Puzzles | — | 22% |
| LMArena Hard Prompts | 1396 | — |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 80.5% |
| LMCA | — | 36.4% |
| Epoch Capabilities Index | — | 146.78 |

## Math

- Amazon Nova Experimental Chat 10 20: 39.0 (#119)
- Qwen3.5 Plus: 49.6 (#61)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 86.7% |
| LMArena Math | 1425 | — |
| FrontierMath (Feb 2025 set) | — | 21% |
| FrontierMath Tier 4 (v1) | — | 2.1% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 38.5 (#144)
- Qwen3.5 Plus: 46.0 (#83)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| GPQA Diamond | — | 84.8% |
| SimpleQA Verified | — | 25.4% |
| Vectara Hallucination Rate | — | 10.7% |
| LMArena Expert | 1386 | — |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.5 (#131)
- Qwen3.5 Plus: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| LMArena Non-English | 1372 | — |
| LMArena Chinese | 1404 | — |
| LMArena French | 1425 | — |
| LMArena German | 1391 | — |
| LMArena Japanese | 1360 | — |
| LMArena Korean | 1324 | — |
| LMArena Russian | 1371 | — |
| LMArena Spanish | 1382 | — |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.1 (#141)
- Qwen3.5 Plus: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| LMArena Instruction Following | 1365 | — |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#133)
- Qwen3.5 Plus: 43.0 (#113)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |
| LMArena Longer Query | 1370 | — |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.6 (#136)
- Qwen3.5 Plus: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Qwen3.5 Plus |
|---|---|---|
| LMArena Text | 1394 | — |
| LMArena Creative Writing | 1318 | — |
| LMArena Multi-Turn | 1364 | — |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Qwen3.5 Plus?

Amazon Nova Experimental Chat 10 20 and Qwen3.5 Plus score almost the same on the Noometry Index (42.1 vs 42.9), so choose on price, context window or the category you care about most.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Qwen3.5 Plus share?

0 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Qwen3.5 Plus has 15.