# GLM-4.5-Air vs MiMo-V2.5

> MiMo-V2.5 is the stronger model overall, scoring 43.0 to 38.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/glm-4-5-air-vs-mimo-v2-5
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. GLM-4.5-Air scores higher in 0 categories and MiMo-V2.5 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where MiMo-V2.5 leads 43.6 to 34.5.
- MiMo-V2.5 is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.20 / $1.10 for GLM-4.5-Air.
- MiMo-V2.5 accepts more context: 1.05M tokens versus 131K.

## Snapshot

| | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| Provider | Z.ai (Zhipu) | Xiaomi |
| Noometry Index | 38.7 | 43.0 |
| Rank | 169 | 89 |
| Context | 131K | 1.05M |
| Input $/M | $0.20 | $0.14 |
| Output $/M | $1.10 | $0.28 |
| Weights | Open | Open |

## Coding

- GLM-4.5-Air: 34.5 (#225)
- MiMo-V2.5: 43.6 (#75)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Coding | 1397 | 1469 |
| LMArena WebDev | — | 1438 |
| SciCode | — | 43.1% |
| GSO | 2.9% | — |
| ALE-Bench | — | 513.95 |

## Reasoning

- GLM-4.5-Air: 23.3 (#166)
- MiMo-V2.5: 27.8 (#98)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Hard Prompts | 1379 | 1450 |
| Kagi LLM Benchmark | 43% | — |
| CritPt | — | 3.7% |
| ForecastBench | 59.2 | — |

## Math

- GLM-4.5-Air: 33.8 (#166)
- MiMo-V2.5: 35.4 (#145)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1396 | 1436 |
| ProofBench | — | 16% |
| Omni-MATH | 39.1% | — |

## Knowledge

- GLM-4.5-Air: 34.6 (#184)
- MiMo-V2.5: 40.2 (#109)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | 1370 | 1459 |
| Humanity's Last Exam | 8.1% | — |
| MMLU-Pro | 76.2% | — |
| Vectara Hallucination Rate | 9.3% | — |
| GPQA (HELM) | 59.4% | — |

## Multimodal

- GLM-4.5-Air: —
- MiMo-V2.5: 39.0 (#53)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | — | 1245 |

## Multilingual

- GLM-4.5-Air: 49.4 (#130)
- MiMo-V2.5: 52.0 (#96)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 1366 | 1404 |
| LMArena Chinese | 1427 | 1467 |
| LMArena French | 1399 | 1447 |
| LMArena German | 1376 | 1421 |
| LMArena Japanese | 1348 | 1304 |
| LMArena Korean | 1306 | 1363 |
| LMArena Russian | 1373 | 1395 |
| LMArena Spanish | 1385 | 1412 |

## Instruction Following

- GLM-4.5-Air: 69.8 (#165)
- MiMo-V2.5: 75.7 (#55)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 1353 | 1433 |
| IFEval | 81.2% | — |

## Long Context

- GLM-4.5-Air: 41.6 (#130)
- MiMo-V2.5: 44.1 (#69)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 1367 | 1444 |

## Writing & Preference

- GLM-4.5-Air: 56.1 (#134)
- MiMo-V2.5: 61.8 (#82)

| Benchmark | GLM-4.5-Air | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1384 | 1427 |
| LMArena Creative Writing | 1343 | 1392 |
| LMArena Multi-Turn | 1371 | 1445 |
| WildBench | 78.9% | — |

## FAQ

### Is GLM-4.5-Air better than MiMo-V2.5?

MiMo-V2.5 is the stronger model overall, scoring 43.0 to 38.7 on the Noometry Index.

### Which is cheaper, GLM-4.5-Air or MiMo-V2.5?

MiMo-V2.5 is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; GLM-4.5-Air lists at $0.20 and $1.10.

### Is GLM-4.5-Air or MiMo-V2.5 better for coding?

MiMo-V2.5 scores higher on coding benchmarks: 43.6 versus 34.5 in the Noometry coding category.

### Which has the bigger context window?

MiMo-V2.5 does, with 1.05M tokens against 131K.

### How many benchmarks do GLM-4.5-Air and MiMo-V2.5 share?

17 benchmarks have published results for both models. GLM-4.5-Air has 27 scored results on Noometry and MiMo-V2.5 has 23.