# GLM-4.5-Air vs Qwen2.5 Plus 1127

> GLM-4.5-Air and Qwen2.5 Plus 1127 score almost the same on the Noometry Index (38.9 vs 38.8), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/glm-4-5-air-vs-qwen2-5-plus
- Last updated: 2026-10-12
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. GLM-4.5-Air scores higher in 5 categories and Qwen2.5 Plus 1127 in 3 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where GLM-4.5-Air leads 49.1 to 41.9.
- GLM-4.5-Air has downloadable open weights; the other is API-only.

## Snapshot

| | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| Provider | Z.ai (Zhipu) | Alibaba (Qwen) |
| Noometry Index | 38.9 | 38.8 |
| Rank | 177 | 181 |
| Context | 131K | — |
| Input $/M | $0.20 | — |
| Output $/M | $1.10 | — |
| Weights | Open | Proprietary |

## Coding

- GLM-4.5-Air: 33.3 (#259)
- Qwen2.5 Plus 1127: 38.5 (#175)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Coding | 1397 | 1314 |
| GSO | 2.9% | — |

## Reasoning

- GLM-4.5-Air: 24.1 (#166)
- Qwen2.5 Plus 1127: 25.9 (#141)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Hard Prompts | 1379 | 1299 |
| Kagi LLM Benchmark | 43% | — |
| ForecastBench | 59.2 | — |

## Math

- GLM-4.5-Air: 36.2 (#170)
- Qwen2.5 Plus 1127: 36.1 (#174)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Math | 1396 | 1298 |
| Omni-MATH | 39.1% | — |

## Knowledge

- GLM-4.5-Air: 35.0 (#191)
- Qwen2.5 Plus 1127: 35.5 (#183)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Expert | 1370 | 1289 |
| Humanity's Last Exam | 8.1% | — |
| MMLU-Pro | 76.2% | — |
| Vectara Hallucination Rate | 9.3% | — |
| GPQA (HELM) | 59.4% | — |

## Multilingual

- GLM-4.5-Air: 49.1 (#135)
- Qwen2.5 Plus 1127: 41.9 (#201)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Non-English | 1366 | 1265 |
| LMArena Chinese | 1426 | 1314 |
| LMArena German | 1377 | 1231 |
| LMArena Japanese | 1348 | 1207 |
| LMArena Russian | 1373 | 1271 |
| LMArena French | 1399 | — |
| LMArena Korean | 1308 | — |
| LMArena Spanish | 1386 | — |

## Instruction Following

- GLM-4.5-Air: 69.6 (#171)
- Qwen2.5 Plus 1127: 67.2 (#199)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Instruction Following | 1354 | 1275 |
| IFEval | 81.2% | — |

## Long Context

- GLM-4.5-Air: 41.6 (#135)
- Qwen2.5 Plus 1127: 39.2 (#184)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Longer Query | 1366 | 1292 |

## Writing & Preference

- GLM-4.5-Air: 55.9 (#139)
- Qwen2.5 Plus 1127: 49.4 (#192)

| Benchmark | GLM-4.5-Air | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Text | 1384 | 1299 |
| LMArena Creative Writing | 1343 | 1262 |
| LMArena Multi-Turn | 1371 | 1299 |
| WildBench | 78.9% | — |

## FAQ

### Is GLM-4.5-Air better than Qwen2.5 Plus 1127?

GLM-4.5-Air and Qwen2.5 Plus 1127 score almost the same on the Noometry Index (38.9 vs 38.8), so choose on price, context window or the category you care about most.

### Is GLM-4.5-Air or Qwen2.5 Plus 1127 better for coding?

Qwen2.5 Plus 1127 scores higher on coding benchmarks: 38.5 versus 33.3 in the Noometry coding category.

### How many benchmarks do GLM-4.5-Air and Qwen2.5 Plus 1127 share?

14 benchmarks have published results for both models. GLM-4.5-Air has 27 scored results on Noometry and Qwen2.5 Plus 1127 has 14.