# Amazon Nova Pro vs Grok-3 mini

> Grok-3 mini is the stronger model overall, scoring 41.0 to 30.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-pro-vs-grok-3-mini
- Last updated: 2026-10-10
- Shared benchmarks: 25

## Summary

- They share 25 benchmarks with published results for both. Amazon Nova Pro scores higher in 1 category and Grok-3 mini in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-3 mini leads 46.3 to 27.1.
- The biggest single-benchmark swing is GPQA (HELM): 44.6% for Amazon Nova Pro and 67.5% for Grok-3 mini.

## Snapshot

| | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| Provider | Amazon | xAI |
| Noometry Index | 30.5 | 41.0 |
| Rank | 278 | 130 |
| Context | 300K | — |
| Input $/M | $0.80 | — |
| Output $/M | $3.20 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Pro: 34.6 (#224)
- Grok-3 mini: 40.4 (#126)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| LMArena Coding | 1270 | 1380 |
| Aider Polyglot | — | 49.3% |
| WeirdML | — | 42.6% |
| LiveBench Coding | 38.1% | — |

## Agentic & Tool Use

- Amazon Nova Pro: 16.6 (#139)
- Grok-3 mini: —

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |

## Reasoning

- Amazon Nova Pro: 19.2 (#240)
- Grok-3 mini: 13.8 (#323)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1374 |
| Epoch Capabilities Index | 123.75 | 140.35 |
| ARC-AGI-2 | — | 0.4% |
| Kagi LLM Benchmark | — | 61.3% |
| ARC-AGI-1 | — | 16.5% |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| LiveBench | 43.5% | — |

## Math

- Amazon Nova Pro: 26.4 (#240)
- Grok-3 mini: 40.3 (#78)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| Omni-MATH | 24.2% | 31.8% |
| LMArena Math | 1252 | 1386 |
| OTIS Mock AIME 2024-2025 | — | 77.8% |
| LiveBench Math | 38% | — |
| MATH Level 5 | — | 90.9% |
| FrontierMath (Feb 2025 set) | — | 5.9% |

## Knowledge

- Amazon Nova Pro: 27.1 (#246)
- Grok-3 mini: 46.3 (#75)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| MMLU-Pro | 67.3% | 79.9% |
| Confabulations | 30.1% | 10.8% |
| GPQA (HELM) | 44.6% | 67.5% |
| LMArena Expert | 1211 | 1395 |
| GPQA Diamond | — | 76.3% |
| Humanity's Last Exam | 4.4% | — |
| Vectara Hallucination Rate | 5.1% | — |
| MMLU | 82% | — |

## Multimodal

- Amazon Nova Pro: 24.5 (#121)
- Grok-3 mini: —

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| LMArena Vision | 980 | — |

## Multilingual

- Amazon Nova Pro: 39.9 (#218)
- Grok-3 mini: 48.3 (#141)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| LMArena Non-English | 1234 | 1352 |
| LMArena Chinese | 1244 | 1387 |
| LMArena French | 1270 | 1357 |
| LMArena German | 1243 | 1350 |
| LMArena Japanese | 1200 | 1343 |
| LMArena Korean | 1203 | 1336 |
| LMArena Russian | 1240 | 1352 |
| LMArena Spanish | 1182 | 1379 |

## Instruction Following

- Amazon Nova Pro: 65.1 (#221)
- Grok-3 mini: 78.7 (#8)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| IFEval | 81.5% | 95.1% |
| LMArena Instruction Following | 1235 | 1356 |
| LiveBench Instruction Following | 67.1% | — |

## Long Context

- Amazon Nova Pro: 38.1 (#199)
- Grok-3 mini: 41.0 (#142)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| LMArena Longer Query | 1255 | 1372 |
| Fiction.LiveBench | — | 66.7% |

## Writing & Preference

- Amazon Nova Pro: 44.1 (#221)
- Grok-3 mini: 52.7 (#163)

| Benchmark | Amazon Nova Pro | Grok-3 mini |
|---|---|---|
| LMArena Text | 1259 | 1370 |
| LMArena Creative Writing | 1212 | 1342 |
| Short-Story Creative Writing | 60.5% | 73.5% |
| WildBench | 77.7% | 65.1% |
| LMArena Multi-Turn | 1245 | 1355 |
| LiveBench Language | 37% | — |

## FAQ

### Is Amazon Nova Pro better than Grok-3 mini?

Grok-3 mini is the stronger model overall, scoring 41.0 to 30.5 on the Noometry Index.

### Is Amazon Nova Pro or Grok-3 mini better for coding?

Grok-3 mini scores higher on coding benchmarks: 40.4 versus 34.6 in the Noometry coding category.

### How many benchmarks do Amazon Nova Pro and Grok-3 mini share?

25 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Grok-3 mini has 35.