Model comparison
Qwen1.5-7B vs Solar Pro4
Solar Pro4 is the stronger model overall, scoring 42.1 to 31.4 on the Noometry Index.
Last verified . 12 shared benchmarks.
Alibaba (Qwen)
UpstageSummary
- They share 12 benchmarks with published results for both. Qwen1.5-7B scores higher in 0 categories and Solar Pro4 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Solar Pro4 leads 56.5 to 29.6.
- Qwen1.5-7B has downloadable open weights; the other is API-only.
Side by side
| Qwen1.5-7B | Solar Pro4 | |
|---|---|---|
| Provider | Alibaba (Qwen) | Upstage |
| Noometry Index | 31.4 | 42.1 |
| Released | 2024-02-04 | 2026-08-06 |
| Weights | Open | Proprietary |
| Context window | — | 524K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 13 | 18 |
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Category by category
Coding Solar Pro4 leads
Qwen1.5-7B: 32.2 (#276), Solar Pro4: 40.1 (#149)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1107 | 1437 |
| LMArena WebDev | — | 1371 |
Reasoning Solar Pro4 leads
Qwen1.5-7B: 20.4 (#240), Solar Pro4: 28.5 (#104)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1065 | 1399 |
Math Solar Pro4 leads
Qwen1.5-7B: 31.4 (#224), Solar Pro4: 38.8 (#128)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Math | 1080 | 1416 |
Knowledge Solar Pro4 leads
Qwen1.5-7B: 28.7 (#243), Solar Pro4: 39.8 (#129)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1055 | 1427 |
| MMLU | 62.6% | — |
Multilingual Solar Pro4 leads
Qwen1.5-7B: 28.5 (#271), Solar Pro4: 48.7 (#139)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1058 | 1361 |
| LMArena Chinese | 1141 | 1415 |
| LMArena Russian | 1006 | 1360 |
| LMArena French | — | 1397 |
| LMArena German | — | 1364 |
| LMArena Japanese | — | 1309 |
| LMArena Korean | — | 1382 |
| LMArena Spanish | — | 1401 |
Instruction Following Solar Pro4 leads
Qwen1.5-7B: 54.1 (#281), Solar Pro4: 72.7 (#132)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1058 | 1377 |
Long Context Solar Pro4 leads
Qwen1.5-7B: 33.1 (#266), Solar Pro4: 42.1 (#130)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1090 | 1381 |
Writing & Preference Solar Pro4 leads
Qwen1.5-7B: 29.6 (#293), Solar Pro4: 56.5 (#138)
| Benchmark | Qwen1.5-7B | Solar Pro4 |
|---|---|---|
| LMArena Text | 1083 | 1386 |
| LMArena Creative Writing | 1035 | 1316 |
| LMArena Multi-Turn | 1062 | 1385 |
Frequently asked questions
Is Qwen1.5-7B better than Solar Pro4?
Solar Pro4 is the stronger model overall, scoring 42.1 to 31.4 on the Noometry Index.
Is Qwen1.5-7B or Solar Pro4 better for coding?
Solar Pro4 scores higher on coding benchmarks: 40.1 versus 32.2 in the Noometry coding category.
How many benchmarks do Qwen1.5-7B and Solar Pro4 share?
12 benchmarks have published results for both models. Qwen1.5-7B has 13 scored results on Noometry and Solar Pro4 has 18.