# Qwen3.5 35B-A3B vs Solar Pro4

> Qwen3.5 35B-A3B and Solar Pro4 score almost the same on the Noometry Index (42.0 vs 42.1), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/qwen3-5-35b-a3b-vs-solar-pro4
- Last updated: 2026-10-12
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Qwen3.5 35B-A3B scores higher in 6 categories and Solar Pro4 in 2 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.5 35B-A3B leads 47.8 to 39.8.
- Solar Pro4 is cheaper at $0.30 / $1.20 per million input/output tokens, against $0.25 / $2 for Qwen3.5 35B-A3B.
- Solar Pro4 accepts more context: 524K tokens versus 262K.
- Qwen3.5 35B-A3B has downloadable open weights; the other is API-only.

## Snapshot

| | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| Provider | Alibaba (Qwen) | Upstage |
| Noometry Index | 42.0 | 42.1 |
| Rank | 123 | 121 |
| Context | 262K | 524K |
| Input $/M | $0.25 | $0.30 |
| Output $/M | $2 | $1.20 |
| Weights | Open | Proprietary |

## Coding

- Qwen3.5 35B-A3B: 33.8 (#251)
- Solar Pro4: 40.1 (#149)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena WebDev | 1254 | 1371 |
| LMArena Coding | 1410 | 1437 |
| SciCode | 29.3% | — |

## Reasoning

- Qwen3.5 35B-A3B: 24.6 (#161)
- Solar Pro4: 28.5 (#104)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1400 | 1399 |
| CritPt | 0.6% | — |
| Chess Puzzles | 10% | — |
| DTBench | 80% | — |
| LMCA | 29.5% | — |
| Epoch Capabilities Index | 142.52 | — |

## Math

- Qwen3.5 35B-A3B: 39.9 (#97)
- Solar Pro4: 38.8 (#128)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena Math | 1404 | 1416 |
| MathArena Final-Answer Competitions | 56% | — |
| OTIS Mock AIME 2024-2025 | 70% | — |

## Knowledge

- Qwen3.5 35B-A3B: 47.8 (#79)
- Solar Pro4: 39.8 (#129)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1408 | 1427 |
| GPQA Diamond | 83.5% | — |
| Vectara Hallucination Rate | 10.5% | — |

## Multilingual

- Qwen3.5 35B-A3B: 50.0 (#127)
- Solar Pro4: 48.7 (#139)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1378 | 1361 |
| LMArena Chinese | 1457 | 1415 |
| LMArena French | 1412 | 1397 |
| LMArena German | 1367 | 1364 |
| LMArena Japanese | 1325 | 1309 |
| LMArena Korean | 1356 | 1382 |
| LMArena Russian | 1376 | 1360 |
| LMArena Spanish | 1392 | 1401 |

## Instruction Following

- Qwen3.5 35B-A3B: 72.8 (#128)
- Solar Pro4: 72.7 (#132)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1379 | 1377 |

## Long Context

- Qwen3.5 35B-A3B: 42.4 (#127)
- Solar Pro4: 42.1 (#130)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1389 | 1381 |

## Writing & Preference

- Qwen3.5 35B-A3B: 57.9 (#124)
- Solar Pro4: 56.5 (#138)

| Benchmark | Qwen3.5 35B-A3B | Solar Pro4 |
|---|---|---|
| LMArena Text | 1395 | 1386 |
| LMArena Creative Writing | 1346 | 1316 |
| LMArena Multi-Turn | 1390 | 1385 |

## FAQ

### Is Qwen3.5 35B-A3B better than Solar Pro4?

Qwen3.5 35B-A3B and Solar Pro4 score almost the same on the Noometry Index (42.0 vs 42.1), so choose on price, context window or the category you care about most.

### Which is cheaper, Qwen3.5 35B-A3B or Solar Pro4?

Solar Pro4 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; Qwen3.5 35B-A3B lists at $0.25 and $2.

### Is Qwen3.5 35B-A3B or Solar Pro4 better for coding?

Solar Pro4 scores higher on coding benchmarks: 40.1 versus 33.8 in the Noometry coding category.

### Which has the bigger context window?

Solar Pro4 does, with 524K tokens against 262K.

### How many benchmarks do Qwen3.5 35B-A3B and Solar Pro4 share?

18 benchmarks have published results for both models. Qwen3.5 35B-A3B has 28 scored results on Noometry and Solar Pro4 has 18.