# Llama 13b vs Solar Pro4

> Solar Pro4 is the stronger model overall, scoring 42.1 to 24.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/llama-13b-vs-solar-pro4
- Last updated: 2026-10-11
- Shared benchmarks: 8

## Summary

- They share 8 benchmarks with published results for both. Llama 13b scores higher in 0 categories and Solar Pro4 in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Solar Pro4 leads 56.5 to 13.8.
- Llama 13b has downloadable open weights; the other is API-only.

## Snapshot

| | Llama 13b | Solar Pro4 |
|---|---|---|
| Provider | Meta | Upstage |
| Noometry Index | 24.4 | 42.1 |
| Rank | 348 | 121 |
| Context | — | 524K |
| Input $/M | — | $0.30 |
| Output $/M | — | $1.20 |
| Weights | Open | Proprietary |

## Coding

- Llama 13b: 21.4 (#337)
- Solar Pro4: 40.1 (#149)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Coding | 683 | 1437 |
| LMArena WebDev | — | 1371 |

## Reasoning

- Llama 13b: 14.0 (#329)
- Solar Pro4: 28.5 (#104)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 728 | 1399 |
| BIG-Bench Hard | 37.9% | — |
| Epoch Capabilities Index | 100.58 | — |
| HellaSwag | 79.2% | — |
| LAMBADA | 75.2% | — |
| PIQA | 80.1% | — |
| WinoGrande | 73% | — |

## Math

- Llama 13b: 26.7 (#256)
- Solar Pro4: 38.8 (#128)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Math | 838 | 1416 |
| GSM8K | 20.6% | — |

## Knowledge

- Llama 13b: —
- Solar Pro4: 39.8 (#129)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Expert | — | 1427 |
| ARC (AI2) Challenge | 52.7% | — |
| BoolQ | 78.7% | — |
| MMLU | 47.7% | — |
| OpenBookQA | 56.4% | — |
| TriviaQA | 77.9% | — |

## Multimodal

- Llama 13b: —
- Solar Pro4: —

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| ScienceQA | 43.3% | — |

## Multilingual

- Llama 13b: 16.6 (#297)
- Solar Pro4: 48.7 (#139)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 819 | 1361 |
| LMArena Chinese | — | 1415 |
| LMArena French | — | 1397 |
| LMArena German | — | 1364 |
| LMArena Japanese | — | 1309 |
| LMArena Korean | — | 1382 |
| LMArena Russian | — | 1360 |
| LMArena Spanish | — | 1401 |

## Instruction Following

- Llama 13b: 36.7 (#305)
- Solar Pro4: 72.7 (#132)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 781 | 1377 |

## Long Context

- Llama 13b: —
- Solar Pro4: 42.1 (#130)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | — | 1381 |

## Writing & Preference

- Llama 13b: 13.8 (#312)
- Solar Pro4: 56.5 (#138)

| Benchmark | Llama 13b | Solar Pro4 |
|---|---|---|
| LMArena Text | 834 | 1386 |
| LMArena Creative Writing | 794 | 1316 |
| LMArena Multi-Turn | 753 | 1385 |

## FAQ

### Is Llama 13b better than Solar Pro4?

Solar Pro4 is the stronger model overall, scoring 42.1 to 24.4 on the Noometry Index.

### Is Llama 13b or Solar Pro4 better for coding?

Solar Pro4 scores higher on coding benchmarks: 40.1 versus 21.4 in the Noometry coding category.

### How many benchmarks do Llama 13b and Solar Pro4 share?

8 benchmarks have published results for both models. Llama 13b has 21 scored results on Noometry and Solar Pro4 has 18.