# GPT-4.5 vs Qwen1.5-72B

> GPT-4.5 is the stronger model overall, scoring 37.2 to 30.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-4-5-vs-qwen1-5-72b
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. GPT-4.5 scores higher in 6 categories and Qwen1.5-72B in 2 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-4.5 leads 32.5 to 11.5.
- The biggest single-benchmark swing is GPQA Diamond: 68.7% for GPT-4.5 and 28.8% for Qwen1.5-72B.
- Qwen1.5-72B has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 37.2 | 30.8 |
| Rank | 208 | 285 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- GPT-4.5: 42.2 (#109)
- Qwen1.5-72B: 31.9 (#277)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Coding | 1396 | 1165 |
| Aider Polyglot | 44.9% | — |
| WeirdML | 39.4% | — |
| BigCodeBench Instruct | — | 33.2% |
| LiveBench Coding | 75.2% | — |
| BigCodeBench Complete | — | 40.3% |
| HumanEval+ | — | 59.1% |
| MBPP+ | — | 61.6% |

## Agentic & Tool Use

- GPT-4.5: 27.9 (#97)
- Qwen1.5-72B: —

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| Cybench | 17.5% | — |

## Reasoning

- GPT-4.5: 13.9 (#330)
- Qwen1.5-72B: 22.2 (#203)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Hard Prompts | 1403 | 1148 |
| ARC-AGI-2 | 0.8% | — |
| SimpleBench | 34.5% | — |
| ARC-AGI-1 | 10.3% | — |
| EnigmaEval | 3.2% | — |
| LiveBench Reasoning | 71.1% | — |
| LiveBench Data Analysis | 64.3% | — |
| Epoch Capabilities Index | 136.74 | — |
| ForecastBench | 61.7 | — |
| LiveBench | 69% | — |

## Math

- GPT-4.5: 32.6 (#211)
- Qwen1.5-72B: 33.2 (#205)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Math | 1412 | 1164 |
| OTIS Mock AIME 2024-2025 | 37.8% | — |
| LiveBench Math | 69.3% | — |
| MATH Level 5 | 78.6% | — |

## Knowledge

- GPT-4.5: 32.5 (#211)
- Qwen1.5-72B: 11.5 (#300)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| GPQA Diamond | 68.7% | 28.8% |
| LMArena Expert | 1394 | 1136 |
| Humanity's Last Exam | 5.4% | — |
| Confabulations | 13.6% | — |

## Multimodal

- GPT-4.5: 37.6 (#71)
- Qwen1.5-72B: —

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Vision | 1195 | — |
| VPCT | 45% | — |

## Multilingual

- GPT-4.5: 52.5 (#83)
- Qwen1.5-72B: 33.2 (#253)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Non-English | 1413 | 1135 |
| LMArena Chinese | 1421 | 1186 |
| LMArena French | 1418 | 1159 |
| LMArena German | 1457 | 1084 |
| LMArena Japanese | 1416 | 1061 |
| LMArena Korean | 1392 | 1050 |
| LMArena Russian | 1419 | 1104 |
| LMArena Spanish | — | 1110 |

## Instruction Following

- GPT-4.5: 72.6 (#134)
- Qwen1.5-72B: 59.3 (#256)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Instruction Following | 1404 | 1141 |
| LiveBench Instruction Following | 72.3% | — |

## Long Context

- GPT-4.5: 40.4 (#155)
- Qwen1.5-72B: 35.1 (#243)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Longer Query | 1406 | 1157 |
| Fiction.LiveBench | 63.9% | — |

## Writing & Preference

- GPT-4.5: 56.9 (#134)
- Qwen1.5-72B: 37.3 (#258)

| Benchmark | GPT-4.5 | Qwen1.5-72B |
|---|---|---|
| LMArena Text | 1417 | 1166 |
| LMArena Creative Writing | 1394 | 1137 |
| LMArena Multi-Turn | 1444 | 1160 |
| Short-Story Creative Writing | 75.6% | — |
| EQ-Bench Creative Writing | 1258 | — |
| LiveBench Language | 61.5% | — |

## FAQ

### Is GPT-4.5 better than Qwen1.5-72B?

GPT-4.5 is the stronger model overall, scoring 37.2 to 30.8 on the Noometry Index.

### Is GPT-4.5 or Qwen1.5-72B better for coding?

GPT-4.5 scores higher on coding benchmarks: 42.2 versus 31.9 in the Noometry coding category.

### How many benchmarks do GPT-4.5 and Qwen1.5-72B share?

17 benchmarks have published results for both models. GPT-4.5 has 42 scored results on Noometry and Qwen1.5-72B has 22.