# C4ai Aya Expanse 8b vs Codellama 70b Instruct

> C4ai Aya Expanse 8b and Codellama 70b Instruct score almost the same on the Noometry Index (34.3 vs 33.3), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/c4ai-aya-expanse-8b-vs-codellama-70b-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 4

## Summary

- They share 4 benchmarks with published results for both. C4ai Aya Expanse 8b scores higher in 4 categories and Codellama 70b Instruct in 1 category; 5 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where C4ai Aya Expanse 8b leads 36.3 to 24.9.

## Snapshot

| | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| Provider | Cohere | Meta |
| Noometry Index | 34.3 | 33.3 |
| Rank | 227 | 236 |
| Context | 8K | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- C4ai Aya Expanse 8b: 33.2 (#252)
- Codellama 70b Instruct: 37.0 (#189)

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| BigCodeBench Instruct | — | 40.7% |
| LMArena Coding | 1161 | — |
| BigCodeBench Complete | — | 49.6% |
| HumanEval+ | — | 65.9% |

## Reasoning

- C4ai Aya Expanse 8b: 21.4 (#198)
- Codellama 70b Instruct: 19.2 (#241)

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1156 | 1052 |

## Math

- C4ai Aya Expanse 8b: 30.8 (#204)
- Codellama 70b Instruct: —

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| LMArena Math | 1168 | — |

## Knowledge

- C4ai Aya Expanse 8b: 33.0 (#197)
- Codellama 70b Instruct: —

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| Vectara Hallucination Rate | 9.5% | — |
| LMArena Expert | 1153 | — |

## Multilingual

- C4ai Aya Expanse 8b: 36.3 (#237)
- Codellama 70b Instruct: 24.9 (#283)

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| LMArena Non-English | 1180 | 992 |
| LMArena Chinese | 1181 | — |
| LMArena German | 1188 | — |
| LMArena Japanese | 1120 | — |
| LMArena Russian | 1197 | — |

## Instruction Following

- C4ai Aya Expanse 8b: 60.4 (#248)
- Codellama 70b Instruct: 52.1 (#288)

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| LMArena Instruction Following | 1155 | 1024 |

## Long Context

- C4ai Aya Expanse 8b: 36.1 (#231)
- Codellama 70b Instruct: —

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| LMArena Longer Query | 1192 | — |

## Writing & Preference

- C4ai Aya Expanse 8b: 39.2 (#245)
- Codellama 70b Instruct: 33.6 (#272)

| Benchmark | C4ai Aya Expanse 8b | Codellama 70b Instruct |
|---|---|---|
| LMArena Text | 1185 | 1057 |
| LMArena Creative Writing | 1168 | — |
| LMArena Multi-Turn | 1160 | — |

## FAQ

### Is C4ai Aya Expanse 8b better than Codellama 70b Instruct?

C4ai Aya Expanse 8b and Codellama 70b Instruct score almost the same on the Noometry Index (34.3 vs 33.3), so choose on price, context window or the category you care about most.

### Is C4ai Aya Expanse 8b or Codellama 70b Instruct better for coding?

Codellama 70b Instruct scores higher on coding benchmarks: 37.0 versus 33.2 in the Noometry coding category.

### How many benchmarks do C4ai Aya Expanse 8b and Codellama 70b Instruct share?

4 benchmarks have published results for both models. C4ai Aya Expanse 8b has 15 scored results on Noometry and Codellama 70b Instruct has 7.