Model comparison
Qwen Plus vs Solar Pro4
Solar Pro4 is the stronger model overall, scoring 42.1 to 37.1 on the Noometry Index.
Last verified . 13 shared benchmarks.
Alibaba (Qwen)
UpstageSummary
- They share 13 benchmarks with published results for both. Qwen Plus scores higher in 0 categories and Solar Pro4 in 8 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Solar Pro4 leads 38.8 to 23.3.
- Solar Pro4 is cheaper at $0.30 / $1.20 per million input/output tokens, against $0.40 / $1.20 for Qwen Plus.
- Qwen Plus accepts more context: 1M tokens versus 524K.
Side by side
| Qwen Plus | Solar Pro4 | |
|---|---|---|
| Provider | Alibaba (Qwen) | Upstage |
| Noometry Index | 37.1 | 42.1 |
| Released | 2024-01-25 | 2026-08-06 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | 524K |
| Max output | 33K | 131K |
| Input $ / M tokens | $0.40 | $0.30 |
| Output $ / M tokens | $1.20 | $1.20 |
| Results tracked | 20 | 18 |
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Category by category
Coding Solar Pro4 leads
Qwen Plus: 38.9 (#167), Solar Pro4: 40.1 (#149)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1328 | 1437 |
| LMArena WebDev | — | 1371 |
Reasoning Too close to call
Qwen Plus: 28.4 (#107), Solar Pro4: 28.5 (#104)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1317 | 1399 |
| Kagi LLM Benchmark | 63.3% | — |
| DTBench | 81.1% | — |
| LMCA | 24% | — |
Math Solar Pro4 leads
Qwen Plus: 23.3 (#271), Solar Pro4: 38.8 (#128)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Math | 1326 | 1416 |
| OTIS Mock AIME 2024-2025 | 17.8% | — |
| MATH Level 5 | 65.3% | — |
| FrontierMath (Feb 2025 set) | 1.7% | — |
Knowledge Solar Pro4 leads
Qwen Plus: 27.4 (#251), Solar Pro4: 39.8 (#129)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1328 | 1427 |
| GPQA Diamond | 48.1% | — |
Multilingual Solar Pro4 leads
Qwen Plus: 45.1 (#175), Solar Pro4: 48.7 (#139)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1310 | 1361 |
| LMArena Chinese | 1347 | 1415 |
| LMArena Japanese | 1251 | 1309 |
| LMArena Russian | 1323 | 1360 |
| LMArena French | — | 1397 |
| LMArena German | — | 1364 |
| LMArena Korean | — | 1382 |
| LMArena Spanish | — | 1401 |
Instruction Following Solar Pro4 leads
Qwen Plus: 68.8 (#181), Solar Pro4: 72.7 (#132)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1303 | 1377 |
Long Context Solar Pro4 leads
Qwen Plus: 40.3 (#158), Solar Pro4: 42.1 (#130)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1324 | 1381 |
Writing & Preference Solar Pro4 leads
Qwen Plus: 52.2 (#176), Solar Pro4: 56.5 (#138)
| Benchmark | Qwen Plus | Solar Pro4 |
|---|---|---|
| LMArena Text | 1326 | 1386 |
| LMArena Creative Writing | 1293 | 1316 |
| LMArena Multi-Turn | 1336 | 1385 |
Frequently asked questions
Is Qwen Plus better than Solar Pro4?
Solar Pro4 is the stronger model overall, scoring 42.1 to 37.1 on the Noometry Index.
Which is cheaper, Qwen Plus or Solar Pro4?
Solar Pro4 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; Qwen Plus lists at $0.40 and $1.20.
Is Qwen Plus or Solar Pro4 better for coding?
Solar Pro4 scores higher on coding benchmarks: 40.1 versus 38.9 in the Noometry coding category.
Which has the bigger context window?
Qwen Plus does, with 1M tokens against 524K.
How many benchmarks do Qwen Plus and Solar Pro4 share?
13 benchmarks have published results for both models. Qwen Plus has 20 scored results on Noometry and Solar Pro4 has 18.