Model comparison
Qwen Plus vs Qwen1.5-7B
Qwen Plus is the stronger model overall, scoring 37.1 to 31.4 on the Noometry Index.
Last verified . 12 shared benchmarks.
Alibaba (Qwen)Summary
- They share 12 benchmarks with published results for both. Qwen Plus scores higher in 6 categories and Qwen1.5-7B in 2 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Qwen Plus leads 52.2 to 29.6.
- Qwen1.5-7B has downloadable open weights; the other is API-only.
Side by side
| Qwen Plus | Qwen1.5-7B | |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 37.1 | 31.4 |
| Released | 2024-01-25 | 2024-02-04 |
| Weights | Proprietary | Open |
| Context window | 1M | — |
| Max output | 33K | — |
| Input $ / M tokens | $0.40 | — |
| Output $ / M tokens | $1.20 | — |
| Results tracked | 20 | 13 |
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Category by category
Coding Qwen Plus leads
Qwen Plus: 38.9 (#167), Qwen1.5-7B: 32.2 (#276)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Coding | 1328 | 1107 |
Reasoning Qwen Plus leads
Qwen Plus: 28.4 (#107), Qwen1.5-7B: 20.4 (#240)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Hard Prompts | 1317 | 1065 |
| Kagi LLM Benchmark | 63.3% | — |
| DTBench | 81.1% | — |
| LMCA | 24% | — |
Math Qwen1.5-7B leads
Qwen Plus: 23.3 (#271), Qwen1.5-7B: 31.4 (#224)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Math | 1326 | 1080 |
| OTIS Mock AIME 2024-2025 | 17.8% | — |
| MATH Level 5 | 65.3% | — |
| FrontierMath (Feb 2025 set) | 1.7% | — |
Knowledge Qwen1.5-7B leads
Qwen Plus: 27.4 (#251), Qwen1.5-7B: 28.7 (#243)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Expert | 1328 | 1055 |
| GPQA Diamond | 48.1% | — |
| MMLU | — | 62.6% |
Multilingual Qwen Plus leads
Qwen Plus: 45.1 (#175), Qwen1.5-7B: 28.5 (#271)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Non-English | 1310 | 1058 |
| LMArena Chinese | 1347 | 1141 |
| LMArena Russian | 1323 | 1006 |
| LMArena Japanese | 1251 | — |
Instruction Following Qwen Plus leads
Qwen Plus: 68.8 (#181), Qwen1.5-7B: 54.1 (#281)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Instruction Following | 1303 | 1058 |
Long Context Qwen Plus leads
Qwen Plus: 40.3 (#158), Qwen1.5-7B: 33.1 (#266)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Longer Query | 1324 | 1090 |
Writing & Preference Qwen Plus leads
Qwen Plus: 52.2 (#176), Qwen1.5-7B: 29.6 (#293)
| Benchmark | Qwen Plus | Qwen1.5-7B |
|---|---|---|
| LMArena Text | 1326 | 1083 |
| LMArena Creative Writing | 1293 | 1035 |
| LMArena Multi-Turn | 1336 | 1062 |
Frequently asked questions
Is Qwen Plus better than Qwen1.5-7B?
Qwen Plus is the stronger model overall, scoring 37.1 to 31.4 on the Noometry Index.
Is Qwen Plus or Qwen1.5-7B better for coding?
Qwen Plus scores higher on coding benchmarks: 38.9 versus 32.2 in the Noometry coding category.
How many benchmarks do Qwen Plus and Qwen1.5-7B share?
12 benchmarks have published results for both models. Qwen Plus has 20 scored results on Noometry and Qwen1.5-7B has 13.