Model comparison
Qwen3.5 Max Preview vs Solar Pro4
Qwen3.5 Max Preview is the stronger model overall, scoring 45.3 to 42.1 on the Noometry Index.
Last verified . 17 shared benchmarks.
Alibaba (Qwen)
UpstageSummary
- They share 17 benchmarks with published results for both. Qwen3.5 Max Preview scores higher in 8 categories and Solar Pro4 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Qwen3.5 Max Preview leads 66.0 to 56.5.
Side by side
| Qwen3.5 Max Preview | Solar Pro4 | |
|---|---|---|
| Provider | Alibaba (Qwen) | Upstage |
| Noometry Index | 45.3 | 42.1 |
| Released | — | 2026-08-06 |
| Weights | Proprietary | Proprietary |
| Context window | — | 524K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 17 | 18 |
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Category by category
Coding Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 44.0 (#77), Solar Pro4: 40.1 (#149)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1487 | 1437 |
| LMArena WebDev | — | 1371 |
Reasoning Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 30.8 (#84), Solar Pro4: 28.5 (#104)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1483 | 1399 |
Math Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 40.1 (#94), Solar Pro4: 38.8 (#128)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Math | 1474 | 1416 |
Knowledge Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 41.8 (#107), Solar Pro4: 39.8 (#129)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1489 | 1427 |
Multilingual Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 56.2 (#22), Solar Pro4: 48.7 (#139)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1465 | 1361 |
| LMArena Chinese | 1534 | 1415 |
| LMArena French | 1484 | 1397 |
| LMArena German | 1487 | 1364 |
| LMArena Japanese | 1495 | 1309 |
| LMArena Korean | 1438 | 1382 |
| LMArena Russian | 1471 | 1360 |
| LMArena Spanish | 1470 | 1401 |
Instruction Following Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 77.0 (#31), Solar Pro4: 72.7 (#132)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1467 | 1377 |
Long Context Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 45.2 (#45), Solar Pro4: 42.1 (#130)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1476 | 1381 |
Writing & Preference Qwen3.5 Max Preview leads
Qwen3.5 Max Preview: 66.0 (#41), Solar Pro4: 56.5 (#138)
| Benchmark | Qwen3.5 Max Preview | Solar Pro4 |
|---|---|---|
| LMArena Text | 1470 | 1386 |
| LMArena Creative Writing | 1464 | 1316 |
| LMArena Multi-Turn | 1478 | 1385 |
Frequently asked questions
Is Qwen3.5 Max Preview better than Solar Pro4?
Qwen3.5 Max Preview is the stronger model overall, scoring 45.3 to 42.1 on the Noometry Index.
Is Qwen3.5 Max Preview or Solar Pro4 better for coding?
Qwen3.5 Max Preview scores higher on coding benchmarks: 44.0 versus 40.1 in the Noometry coding category.
How many benchmarks do Qwen3.5 Max Preview and Solar Pro4 share?
17 benchmarks have published results for both models. Qwen3.5 Max Preview has 17 scored results on Noometry and Solar Pro4 has 18.