# Amazon Nova Experimental Chat 10 20 vs Gemini 2.5 Pro

> Gemini 2.5 Pro is the stronger model overall, scoring 44.9 to 41.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-gemini-2-5-pro
- 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 1 category and Gemini 2.5 Pro in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 2.5 Pro leads 55.8 to 37.8.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| Provider | Amazon | Google |
| Noometry Index | 41.5 | 44.9 |
| Rank | 122 | 67 |
| Context | — | 1.05M |
| Input $/M | — | $1.25 |
| Output $/M | — | $10 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.0 (#123)
- Gemini 2.5 Pro: 42.8 (#86)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Coding | 1413 | 1452 |
| SWE-bench Verified | — | 57.6% |
| SWE-bench Verified (bash only) | — | 53.6% |
| Aider Polyglot | — | 83.1% |
| LMArena WebDev | — | 1227 |
| SciCode | — | 42.8% |
| GSO | — | 3.9% |
| WeirdML | — | 54% |
| LiveBench Coding | — | 85.9% |
| CadEval | — | 64% |
| ALE-Bench | — | 785.52 |
| AlgoTune | — | 1.51 |

## Agentic & Tool Use

- Amazon Nova Experimental Chat 10 20: —
- Gemini 2.5 Pro: 29.1 (#81)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| Terminal-Bench | — | 32.6% |
| GDPval | — | 23.3% |
| Remote Labor Index | — | 0.8% |
| TheAgentCompany | — | 30.3% |
| τ²-bench Banking | — | 13.7% |
| DeepResearch Bench | — | 42.8% |
| BALROG | — | 43.3% |
| LMArena Search | — | 1142 |
| METR Time Horizons | — | 55.4% |
| Vending-Bench 2 | — | 573.64 |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 27.3 (#110)
- Gemini 2.5 Pro: 28.8 (#85)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1455 |
| ARC-AGI-2 | — | 4.9% |
| SimpleBench | — | 62.4% |
| Kagi LLM Benchmark | — | 70.3% |
| ARC-AGI-1 | — | 41% |
| CritPt | — | 2% |
| Chess Puzzles | — | 20% |
| EnigmaEval | — | 5.6% |
| LiveBench Reasoning | — | 89.8% |
| DTBench | — | 82.4% |
| LiveBench Data Analysis | — | 79.9% |
| LMCA | — | 34.8% |
| Epoch Capabilities Index | — | 145.32 |
| ForecastBench | — | 61.3 |
| LiveBench | — | 82.3% |

## Math

- Amazon Nova Experimental Chat 10 20: 36.2 (#121)
- Gemini 2.5 Pro: 31.9 (#191)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Math | 1425 | 1450 |
| FrontierMath (Tiers 1-3) | — | 24.6% |
| FrontierMath Tier 4 | — | 0% |
| OTIS Mock AIME 2024-2025 | — | 84.7% |
| Omni-MATH | — | 41.6% |
| LiveBench Math | — | 90.2% |
| MATH Level 5 | — | 95.9% |
| FrontierMath (Feb 2025 set) | — | 14.1% |
| FrontierMath Tier 4 (v1) | — | 4.2% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 37.8 (#142)
- Gemini 2.5 Pro: 55.8 (#41)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Expert | 1385 | 1452 |
| GPQA Diamond | — | 85.3% |
| Humanity's Last Exam | — | 21.6% |
| MMLU-Pro | — | 86.3% |
| Confabulations | — | 10.6% |
| Vectara Hallucination Rate | — | 7% |
| GPQA (HELM) | — | 74.9% |

## Multimodal

- Amazon Nova Experimental Chat 10 20: —
- Gemini 2.5 Pro: 44.5 (#16)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Vision | — | 1263 |
| GeoBench | — | 86% |
| VPCT | — | 48% |
| LMArena Document | — | 1421 |
| SpatialViz-Bench | — | 44.7% |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.7 (#127)
- Gemini 2.5 Pro: 55.5 (#30)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Non-English | 1372 | 1452 |
| LMArena Chinese | 1405 | 1507 |
| LMArena French | 1426 | 1473 |
| LMArena German | 1391 | 1487 |
| LMArena Japanese | 1355 | 1462 |
| LMArena Korean | 1327 | 1435 |
| LMArena Russian | 1371 | 1460 |
| LMArena Spanish | 1381 | 1473 |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.3 (#136)
- Gemini 2.5 Pro: 75.2 (#71)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Instruction Following | 1365 | 1436 |
| LiveBench Instruction Following | — | 80.6% |
| IFEval | — | 84% |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#128)
- Gemini 2.5 Pro: 59.7 (#5)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Longer Query | 1370 | 1449 |
| Fiction.LiveBench | — | 91.7% |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.9 (#131)
- Gemini 2.5 Pro: 63.9 (#60)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemini 2.5 Pro |
|---|---|---|
| LMArena Text | 1394 | 1458 |
| LMArena Creative Writing | 1318 | 1453 |
| LMArena Multi-Turn | 1364 | 1453 |
| Short-Story Creative Writing | — | 83.8% |
| EQ-Bench Creative Writing | — | 1421 |
| WildBench | — | 85.7% |
| LiveBench Language | — | 67.8% |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Gemini 2.5 Pro?

Gemini 2.5 Pro is the stronger model overall, scoring 44.9 to 41.5 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or Gemini 2.5 Pro better for coding?

Gemini 2.5 Pro scores higher on coding benchmarks: 42.8 versus 41.0 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Gemini 2.5 Pro share?

17 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Gemini 2.5 Pro has 78.