# Amazon Nova Lite vs C4ai Aya Expanse 8b

> C4ai Aya Expanse 8b is the stronger model overall, scoring 34.3 to 31.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-lite-vs-c4ai-aya-expanse-8b
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Amazon Nova Lite scores higher in 3 categories and C4ai Aya Expanse 8b in 5 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where C4ai Aya Expanse 8b leads 33.0 to 26.0.
- Amazon Nova Lite accepts more context: 300K tokens versus 8K.
- C4ai Aya Expanse 8b has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| Provider | Amazon | Cohere |
| Noometry Index | 31.4 | 34.3 |
| Rank | 262 | 227 |
| Context | 300K | 8K |
| Input $/M | $0.06 | — |
| Output $/M | $0.24 | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Lite: 32.0 (#266)
- C4ai Aya Expanse 8b: 33.2 (#252)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Coding | 1239 | 1161 |
| LiveBench Coding | 27.5% | — |
| ALE-Bench | 236.25 | — |

## Reasoning

- Amazon Nova Lite: 18.5 (#257)
- C4ai Aya Expanse 8b: 21.4 (#198)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Hard Prompts | 1220 | 1156 |
| LiveBench Reasoning | 36.7% | — |
| LiveBench Data Analysis | 37.2% | — |
| LiveBench | 36.4% | — |

## Math

- Amazon Nova Lite: 25.8 (#243)
- C4ai Aya Expanse 8b: 30.8 (#204)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Math | 1227 | 1168 |
| Omni-MATH | 23.3% | — |
| LiveBench Math | 36.7% | — |

## Knowledge

- Amazon Nova Lite: 26.0 (#254)
- C4ai Aya Expanse 8b: 33.0 (#197)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| Vectara Hallucination Rate | 6.1% | 9.5% |
| LMArena Expert | 1201 | 1153 |
| Humanity's Last Exam | 3.6% | — |
| MMLU-Pro | 60% | — |
| GPQA (HELM) | 39.7% | — |
| MMLU | 77% | — |

## Multimodal

- Amazon Nova Lite: 25.0 (#118)
- C4ai Aya Expanse 8b: —

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Vision | 990 | — |

## Multilingual

- Amazon Nova Lite: 38.2 (#227)
- C4ai Aya Expanse 8b: 36.3 (#237)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Non-English | 1208 | 1180 |
| LMArena Chinese | 1225 | 1181 |
| LMArena German | 1229 | 1188 |
| LMArena Japanese | 1153 | 1120 |
| LMArena Russian | 1216 | 1197 |
| LMArena French | 1237 | — |
| LMArena Korean | 1153 | — |
| LMArena Spanish | 1225 | — |

## Instruction Following

- Amazon Nova Lite: 59.6 (#250)
- C4ai Aya Expanse 8b: 60.4 (#248)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Instruction Following | 1205 | 1155 |
| LiveBench Instruction Following | 54.1% | — |
| IFEval | 77.6% | — |

## Long Context

- Amazon Nova Lite: 37.4 (#212)
- C4ai Aya Expanse 8b: 36.1 (#231)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Longer Query | 1234 | 1192 |

## Writing & Preference

- Amazon Nova Lite: 42.3 (#232)
- C4ai Aya Expanse 8b: 39.2 (#245)

| Benchmark | Amazon Nova Lite | C4ai Aya Expanse 8b |
|---|---|---|
| LMArena Text | 1229 | 1185 |
| LMArena Creative Writing | 1197 | 1168 |
| LMArena Multi-Turn | 1199 | 1160 |
| WildBench | 75% | — |
| LiveBench Language | 25.9% | — |

## FAQ

### Is Amazon Nova Lite better than C4ai Aya Expanse 8b?

C4ai Aya Expanse 8b is the stronger model overall, scoring 34.3 to 31.4 on the Noometry Index.

### Is Amazon Nova Lite or C4ai Aya Expanse 8b better for coding?

C4ai Aya Expanse 8b scores higher on coding benchmarks: 33.2 versus 32.0 in the Noometry coding category.

### Which has the bigger context window?

Amazon Nova Lite does, with 300K tokens against 8K.

### How many benchmarks do Amazon Nova Lite and C4ai Aya Expanse 8b share?

15 benchmarks have published results for both models. Amazon Nova Lite has 34 scored results on Noometry and C4ai Aya Expanse 8b has 15.