# Amazon Nova Lite vs o3-pro

> o3-pro is the stronger model overall, scoring 42.9 to 31.9 on the Noometry Index. Amazon Nova Lite costs 333× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/amazon-nova-lite-vs-o3-pro
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. Amazon Nova Lite scores higher in 0 categories and o3-pro in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in long context, where o3-pro leads 72.2 to 37.4.
- The biggest single-benchmark swing is Vectara Hallucination Rate: 6.1% for Amazon Nova Lite and 23.3% for o3-pro.
- Amazon Nova Lite is cheaper at $0.06 / $0.24 per million input/output tokens, against $20 / $80 for o3-pro.
- Amazon Nova Lite accepts more context: 300K tokens versus 200K.

## Snapshot

| | Amazon Nova Lite | o3-pro |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 31.9 | 42.9 |
| Rank | 265 | 105 |
| Context | 300K | 200K |
| Input $/M | $0.06 | $20 |
| Output $/M | $0.24 | $80 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Lite: 32.5 (#270)
- o3-pro: 55.5 (#24)

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Aider Polyglot | — | 84.9% |
| WeirdML | — | 58.2% |
| LiveBench Coding | 27.5% | — |
| LMArena Coding | 1239 | — |
| ALE-Bench | 236.25 | — |

## Reasoning

- Amazon Nova Lite: 19.3 (#260)
- o3-pro: 23.8 (#171)

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| ARC-AGI-2 | — | 4.9% |
| Kagi LLM Benchmark | — | 72.1% |
| ARC-AGI-1 | — | 59.3% |
| LiveBench Reasoning | 36.7% | — |
| LMArena Hard Prompts | 1220 | — |
| DTBench | — | 86.9% |
| LiveBench Data Analysis | 37.2% | — |
| LMCA | — | 38.5% |
| Epoch Capabilities Index | — | 147.42 |
| LiveBench | 36.4% | — |

## Math

- Amazon Nova Lite: 27.8 (#247)
- o3-pro: —

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Omni-MATH | 23.3% | — |
| LiveBench Math | 36.7% | — |
| LMArena Math | 1227 | — |

## Knowledge

- Amazon Nova Lite: 26.3 (#259)
- o3-pro: 29.5 (#238)

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Vectara Hallucination Rate | 6.1% | 23.3% |
| Humanity's Last Exam | 3.6% | — |
| MMLU-Pro | 60% | — |
| Confabulations | — | 14.2% |
| GPQA (HELM) | 39.7% | — |
| LMArena Expert | 1201 | — |
| MMLU | 77% | — |

## Multimodal

- Amazon Nova Lite: 25.5 (#123)
- o3-pro: —

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LMArena Vision | 990 | — |

## Multilingual

- Amazon Nova Lite: 38.0 (#232)
- o3-pro: —

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LMArena Non-English | 1208 | — |
| LMArena Chinese | 1225 | — |
| LMArena French | 1237 | — |
| LMArena German | 1229 | — |
| LMArena Japanese | 1153 | — |
| LMArena Korean | 1153 | — |
| LMArena Russian | 1216 | — |
| LMArena Spanish | 1226 | — |

## Instruction Following

- Amazon Nova Lite: 59.3 (#255)
- o3-pro: —

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LiveBench Instruction Following | 54.1% | — |
| IFEval | 77.6% | — |
| LMArena Instruction Following | 1205 | — |

## Long Context

- Amazon Nova Lite: 37.4 (#217)
- o3-pro: 72.2 (#1)

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Fiction.LiveBench | — | 97.2% |
| LMArena Longer Query | 1234 | — |

## Writing & Preference

- Amazon Nova Lite: 42.1 (#237)
- o3-pro: 57.1 (#133)

| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LMArena Text | 1229 | — |
| LMArena Creative Writing | 1197 | — |
| Short-Story Creative Writing | — | 84.4% |
| WildBench | 75% | — |
| LMArena Multi-Turn | 1199 | — |
| LiveBench Language | 25.9% | — |

## FAQ

### Is Amazon Nova Lite better than o3-pro?

o3-pro is the stronger model overall, scoring 42.9 to 31.9 on the Noometry Index. Amazon Nova Lite costs 333× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.

### Which is cheaper, Amazon Nova Lite or o3-pro?

Amazon Nova Lite is cheaper. It lists at $0.06 per million input tokens and $0.24 per million output tokens; o3-pro lists at $20 and $80.

### Is Amazon Nova Lite or o3-pro better for coding?

o3-pro scores higher on coding benchmarks: 55.5 versus 32.5 in the Noometry coding category.

### Which has the bigger context window?

Amazon Nova Lite does, with 300K tokens against 200K.

### How many benchmarks do Amazon Nova Lite and o3-pro share?

1 benchmark has published results for both models. Amazon Nova Lite has 34 scored results on Noometry and o3-pro has 12.