Model comparison
GPT-5 Pro vs Qwen1.5 4b Chat
GPT-5 Pro is the stronger model overall, scoring 46.2 to 28.3 on the Noometry Index.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)Summary
- The widest gap is in knowledge, where GPT-5 Pro leads 56.2 to 26.2.
- Qwen1.5 4b Chat has downloadable open weights; the other is API-only.
Side by side
| GPT-5 Pro | Qwen1.5 4b Chat | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 46.2 | 28.3 |
| Released | 2025-10-06 | — |
| Weights | Proprietary | Open |
| Context window | 400K | — |
| Max output | 272K | — |
| Input $ / M tokens | $15 | — |
| Output $ / M tokens | $120 | — |
| Results tracked | 12 | 13 |
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Category by category
Coding GPT-5 Pro leads
GPT-5 Pro: 43.4 (#77), Qwen1.5 4b Chat: 28.6 (#305)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| WeirdML | 60.4% | — |
| LMArena Coding | — | 999 |
| AlgoTune | 1.31 | — |
Reasoning GPT-5 Pro leads
GPT-5 Pro: 39.2 (#52), Qwen1.5 4b Chat: 17.7 (#277)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| ARC-AGI-2 | 18.3% | — |
| SimpleBench | 61.6% | — |
| Kagi LLM Benchmark | 76.8% | — |
| ARC-AGI-1 | 70.2% | — |
| EnigmaEval | 18.8% | — |
| LMArena Hard Prompts | — | 976 |
| Epoch Capabilities Index | 150.26 | — |
Math GPT-5 Pro leads
GPT-5 Pro: 48.0 (#53), Qwen1.5 4b Chat: 27.9 (#233)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| FrontierMath (Tiers 1-3) | 55.8% | — |
| FrontierMath Tier 4 | 19.5% | — |
| LMArena Math | — | 1026 |
| FrontierMath Tier 4 (v1) | 14.6% | — |
Knowledge GPT-5 Pro leads
GPT-5 Pro: 56.2 (#39), Qwen1.5 4b Chat: 26.2 (#252)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| Humanity's Last Exam | 31.6% | — |
| LMArena Expert | — | 980 |
Multilingual Not comparable
GPT-5 Pro: —, Qwen1.5 4b Chat: 24.2 (#285)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Non-English | — | 979 |
| LMArena Chinese | — | 1024 |
| LMArena German | — | 902 |
| LMArena Russian | — | 952 |
Instruction Following Not comparable
GPT-5 Pro: —, Qwen1.5 4b Chat: 49.3 (#295)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Instruction Following | — | 979 |
Long Context Not comparable
GPT-5 Pro: —, Qwen1.5 4b Chat: 30.1 (#285)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Longer Query | — | 988 |
Writing & Preference Not comparable
GPT-5 Pro: —, Qwen1.5 4b Chat: 23.9 (#304)
| Benchmark | GPT-5 Pro | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Text | — | 997 |
| LMArena Creative Writing | — | 969 |
| LMArena Multi-Turn | — | 977 |
Frequently asked questions
Is GPT-5 Pro better than Qwen1.5 4b Chat?
GPT-5 Pro is the stronger model overall, scoring 46.2 to 28.3 on the Noometry Index.
Is GPT-5 Pro or Qwen1.5 4b Chat better for coding?
GPT-5 Pro scores higher on coding benchmarks: 43.4 versus 28.6 in the Noometry coding category.
How many benchmarks do GPT-5 Pro and Qwen1.5 4b Chat share?
0 benchmarks have published results for both models. GPT-5 Pro has 12 scored results on Noometry and Qwen1.5 4b Chat has 13.