# C4ai Aya Expanse 32b vs Codellama 34b Instruct

> C4ai Aya Expanse 32b is the stronger model overall, scoring 35.9 to 30.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/c4ai-aya-expanse-32b-vs-codellama-34b-instruct
- Last updated: 2026-10-12
- Shared benchmarks: 10

## Summary

- They share 10 benchmarks with published results for both. C4ai Aya Expanse 32b scores higher in 7 categories and Codellama 34b Instruct in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where C4ai Aya Expanse 32b leads 42.2 to 28.2.

## Snapshot

| | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| Provider | Cohere | Meta |
| Noometry Index | 35.9 | 30.8 |
| Rank | 221 | 287 |
| Context | 128K | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- C4ai Aya Expanse 32b: 34.8 (#231)
- Codellama 34b Instruct: 28.5 (#314)

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| LMArena Coding | 1197 | 1046 |
| BigCodeBench Instruct | — | 29% |
| BigCodeBench Complete | — | 37.1% |
| HumanEval+ | — | 43.9% |
| MBPP+ | — | 56.3% |

## Reasoning

- C4ai Aya Expanse 32b: 23.3 (#180)
- Codellama 34b Instruct: 19.6 (#255)

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1193 | 1032 |

## Math

- C4ai Aya Expanse 32b: 34.0 (#197)
- Codellama 34b Instruct: 31.0 (#230)

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| LMArena Math | 1200 | 1056 |

## Knowledge

- C4ai Aya Expanse 32b: 33.2 (#206)
- Codellama 34b Instruct: —

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| Vectara Hallucination Rate | 10.9% | — |
| LMArena Expert | 1182 | — |

## Multilingual

- C4ai Aya Expanse 32b: 38.4 (#230)
- Codellama 34b Instruct: 25.8 (#284)

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| LMArena Non-English | 1213 | 1011 |
| LMArena Chinese | 1211 | 976 |
| LMArena French | 1248 | — |
| LMArena German | 1199 | — |
| LMArena Japanese | 1163 | — |
| LMArena Korean | 1158 | — |
| LMArena Russian | 1227 | — |
| LMArena Spanish | 1193 | — |

## Instruction Following

- C4ai Aya Expanse 32b: 62.6 (#237)
- Codellama 34b Instruct: 52.2 (#291)

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| LMArena Instruction Following | 1196 | 1028 |

## Long Context

- C4ai Aya Expanse 32b: 37.2 (#220)
- Codellama 34b Instruct: 30.9 (#284)

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| LMArena Longer Query | 1228 | 1013 |

## Writing & Preference

- C4ai Aya Expanse 32b: 42.2 (#235)
- Codellama 34b Instruct: 28.2 (#297)

| Benchmark | C4ai Aya Expanse 32b | Codellama 34b Instruct |
|---|---|---|
| LMArena Text | 1224 | 1066 |
| LMArena Creative Writing | 1200 | 1032 |
| LMArena Multi-Turn | 1190 | 1015 |

## FAQ

### Is C4ai Aya Expanse 32b better than Codellama 34b Instruct?

C4ai Aya Expanse 32b is the stronger model overall, scoring 35.9 to 30.8 on the Noometry Index.

### Is C4ai Aya Expanse 32b or Codellama 34b Instruct better for coding?

C4ai Aya Expanse 32b scores higher on coding benchmarks: 34.8 versus 28.5 in the Noometry coding category.

### How many benchmarks do C4ai Aya Expanse 32b and Codellama 34b Instruct share?

10 benchmarks have published results for both models. C4ai Aya Expanse 32b has 18 scored results on Noometry and Codellama 34b Instruct has 14.