# Amazon Nova Lite vs Grok 4.20 Multi-Agent

> Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 31.9 on the Noometry Index. Amazon Nova Lite costs 15× less per token, which makes it the better buy when Grok 4.20 Multi-Agent's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/amazon-nova-lite-vs-grok-4-20-multi-agent
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Amazon Nova Lite scores higher in 0 categories and Grok 4.20 Multi-Agent in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.20 Multi-Agent leads 43.9 to 19.3.
- Amazon Nova Lite is cheaper at $0.06 / $0.24 per million input/output tokens, against $1.25 / $2.50 for Grok 4.20 Multi-Agent.
- Grok 4.20 Multi-Agent accepts more context: 1M tokens versus 300K.

## Snapshot

| | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| Provider | Amazon | xAI |
| Noometry Index | 31.9 | 46.2 |
| Rank | 265 | 65 |
| Context | 300K | 1M |
| Input $/M | $0.06 | $1.25 |
| Output $/M | $0.24 | $2.50 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Lite: 32.5 (#270)
- Grok 4.20 Multi-Agent: 43.0 (#92)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Coding | 1239 | 1457 |
| LiveBench Coding | 27.5% | — |
| ALE-Bench | 236.25 | — |

## Agentic & Tool Use

- Amazon Nova Lite: —
- Grok 4.20 Multi-Agent: —

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Search | — | 1204 |

## Reasoning

- Amazon Nova Lite: 19.3 (#260)
- Grok 4.20 Multi-Agent: 43.9 (#48)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Hard Prompts | 1220 | 1448 |
| NYT Connections (extended) | — | 89.6% |
| LiveBench Reasoning | 36.7% | — |
| LiveBench Data Analysis | 37.2% | — |
| LiveBench | 36.4% | — |

## Math

- Amazon Nova Lite: 27.8 (#247)
- Grok 4.20 Multi-Agent: 39.4 (#104)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Math | 1227 | 1442 |
| Omni-MATH | 23.3% | — |
| LiveBench Math | 36.7% | — |

## Knowledge

- Amazon Nova Lite: 26.3 (#259)
- Grok 4.20 Multi-Agent: 40.4 (#119)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Expert | 1201 | 1445 |
| Humanity's Last Exam | 3.6% | — |
| MMLU-Pro | 60% | — |
| Vectara Hallucination Rate | 6.1% | — |
| GPQA (HELM) | 39.7% | — |
| MMLU | 77% | — |

## Multimodal

- Amazon Nova Lite: 25.5 (#123)
- Grok 4.20 Multi-Agent: 40.5 (#48)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Vision | 990 | 1259 |

## Multilingual

- Amazon Nova Lite: 38.0 (#232)
- Grok 4.20 Multi-Agent: 54.4 (#43)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Non-English | 1208 | 1440 |
| LMArena Chinese | 1225 | 1475 |
| LMArena French | 1237 | 1466 |
| LMArena German | 1229 | 1456 |
| LMArena Japanese | 1153 | 1405 |
| LMArena Korean | 1153 | 1416 |
| LMArena Russian | 1216 | 1457 |
| LMArena Spanish | 1226 | 1447 |

## Instruction Following

- Amazon Nova Lite: 59.3 (#255)
- Grok 4.20 Multi-Agent: 74.8 (#84)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Instruction Following | 1205 | 1420 |
| LiveBench Instruction Following | 54.1% | — |
| IFEval | 77.6% | — |

## Long Context

- Amazon Nova Lite: 37.4 (#217)
- Grok 4.20 Multi-Agent: 43.7 (#88)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Longer Query | 1234 | 1431 |

## Writing & Preference

- Amazon Nova Lite: 42.1 (#237)
- Grok 4.20 Multi-Agent: 64.0 (#59)

| Benchmark | Amazon Nova Lite | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Text | 1229 | 1450 |
| LMArena Creative Writing | 1197 | 1436 |
| LMArena Multi-Turn | 1199 | 1452 |
| WildBench | 75% | — |
| LiveBench Language | 25.9% | — |

## FAQ

### Is Amazon Nova Lite better than Grok 4.20 Multi-Agent?

Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 31.9 on the Noometry Index. Amazon Nova Lite costs 15× less per token, which makes it the better buy when Grok 4.20 Multi-Agent's lead doesn't matter for your workload.

### Which is cheaper, Amazon Nova Lite or Grok 4.20 Multi-Agent?

Amazon Nova Lite is cheaper. It lists at $0.06 per million input tokens and $0.24 per million output tokens; Grok 4.20 Multi-Agent lists at $1.25 and $2.50.

### Is Amazon Nova Lite or Grok 4.20 Multi-Agent better for coding?

Grok 4.20 Multi-Agent scores higher on coding benchmarks: 43.0 versus 32.5 in the Noometry coding category.

### Which has the bigger context window?

Grok 4.20 Multi-Agent does, with 1M tokens against 300K.

### How many benchmarks do Amazon Nova Lite and Grok 4.20 Multi-Agent share?

18 benchmarks have published results for both models. Amazon Nova Lite has 34 scored results on Noometry and Grok 4.20 Multi-Agent has 20.