# Qwen2.5 7B Instruct vs Solar Pro4

> Solar Pro4 is the stronger model overall, scoring 41.5 to 28.6 on the Noometry Index. Qwen2.5 7B Instruct costs 1.7× less per token, which makes it the better buy when Solar Pro4's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/qwen2-5-7b-instruct-vs-solar-pro4
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in math, where Solar Pro4 leads 36.1 to 11.8.
- Qwen2.5 7B Instruct is cheaper at $0.17 / $0.70 per million input/output tokens, against $0.30 / $1.20 for Solar Pro4.
- Solar Pro4 accepts more context: 524K tokens versus 131K.
- Qwen2.5 7B Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| Provider | Alibaba (Qwen) | Upstage |
| Noometry Index | 28.6 | 41.5 |
| Rank | 314 | 123 |
| Context | 131K | 524K |
| Input $/M | $0.17 | $0.30 |
| Output $/M | $0.70 | $1.20 |
| Weights | Open | Proprietary |

## Coding

- Qwen2.5 7B Instruct: 35.9 (#204)
- Solar Pro4: 39.9 (#135)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| LMArena WebDev | — | 1371 |
| BigCodeBench Instruct | 37.6% | — |
| LMArena Coding | — | 1439 |
| BigCodeBench Complete | 46.1% | — |

## Agentic & Tool Use

- Qwen2.5 7B Instruct: 23.5 (#117)
- Solar Pro4: —

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| BALROG | 7.8% | — |

## Reasoning

- Qwen2.5 7B Instruct: 14.3 (#317)
- Solar Pro4: 27.3 (#107)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| Chess Puzzles | 0% | — |
| LMArena Hard Prompts | — | 1398 |
| DTBench | 47.7% | — |
| LMCA | 6.4% | — |
| Epoch Capabilities Index | 118.44 | — |

## Math

- Qwen2.5 7B Instruct: 11.8 (#300)
- Solar Pro4: 36.1 (#129)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | — |
| Omni-MATH | 29.4% | — |
| LMArena Math | — | 1418 |

## Knowledge

- Qwen2.5 7B Instruct: 17.0 (#281)
- Solar Pro4: 39.0 (#128)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| GPQA Diamond | 35.5% | — |
| MMLU-Pro | 53.9% | — |
| GPQA (HELM) | 34.1% | — |
| LMArena Expert | — | 1421 |
| MMLU | 72.9% | — |

## Multilingual

- Qwen2.5 7B Instruct: —
- Solar Pro4: 49.0 (#134)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| LMArena Non-English | — | 1362 |
| LMArena Chinese | — | 1417 |
| LMArena French | — | 1403 |
| LMArena German | — | 1351 |
| LMArena Japanese | — | 1300 |
| LMArena Korean | — | 1383 |
| LMArena Russian | — | 1360 |
| LMArena Spanish | — | 1408 |

## Instruction Following

- Qwen2.5 7B Instruct: 63.4 (#226)
- Solar Pro4: 72.8 (#128)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| IFEval | 74.1% | — |
| LMArena Instruction Following | — | 1376 |

## Long Context

- Qwen2.5 7B Instruct: —
- Solar Pro4: 42.0 (#125)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | — | 1379 |

## Writing & Preference

- Qwen2.5 7B Instruct: 48.8 (#194)
- Solar Pro4: 56.7 (#133)

| Benchmark | Qwen2.5 7B Instruct | Solar Pro4 |
|---|---|---|
| LMArena Text | — | 1386 |
| LMArena Creative Writing | — | 1313 |
| WildBench | 73.1% | — |
| LMArena Multi-Turn | — | 1391 |

## FAQ

### Is Qwen2.5 7B Instruct better than Solar Pro4?

Solar Pro4 is the stronger model overall, scoring 41.5 to 28.6 on the Noometry Index. Qwen2.5 7B Instruct costs 1.7× less per token, which makes it the better buy when Solar Pro4's lead doesn't matter for your workload.

### Which is cheaper, Qwen2.5 7B Instruct or Solar Pro4?

Qwen2.5 7B Instruct is cheaper. It lists at $0.17 per million input tokens and $0.70 per million output tokens; Solar Pro4 lists at $0.30 and $1.20.

### Is Qwen2.5 7B Instruct or Solar Pro4 better for coding?

Solar Pro4 scores higher on coding benchmarks: 39.9 versus 35.9 in the Noometry coding category.

### Which has the bigger context window?

Solar Pro4 does, with 524K tokens against 131K.

### How many benchmarks do Qwen2.5 7B Instruct and Solar Pro4 share?

0 benchmarks have published results for both models. Qwen2.5 7B Instruct has 15 scored results on Noometry and Solar Pro4 has 18.