# GLM-5.3-Flash vs Qwen3.6 Max Preview

> Qwen3.6 Max Preview is the stronger model overall, scoring 51.1 to 49.6 on the Noometry Index. GLM-5.3-Flash costs 12× less per token, which makes it the better buy when Qwen3.6 Max Preview's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/glm-5-3-flash-vs-qwen3-6-max-preview
- Last updated: 2026-10-10
- Shared benchmarks: 20

## Summary

- They share 20 benchmarks with published results for both. GLM-5.3-Flash scores higher in 7 categories and Qwen3.6 Max Preview in 1 category; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Qwen3.6 Max Preview leads 40.8 to 31.7.
- The biggest single-benchmark swing is Mystery Game Puzzles: 8% for GLM-5.3-Flash and 19% for Qwen3.6 Max Preview.
- GLM-5.3-Flash is cheaper at $0.15 / $0.50 per million input/output tokens, against $1.30 / $7.80 for Qwen3.6 Max Preview.
- GLM-5.3-Flash accepts more context: 1M tokens versus 262K.
- GLM-5.3-Flash has downloadable open weights; the other is API-only.

## Snapshot

| | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| Provider | Z.ai (Zhipu) | Alibaba (Qwen) |
| Noometry Index | 49.6 | 51.1 |
| Rank | 45 | 36 |
| Context | 1M | 262K |
| Input $/M | $0.15 | $1.30 |
| Output $/M | $0.50 | $7.80 |
| Weights | Open | Proprietary |

## Coding

- GLM-5.3-Flash: 53.7 (#26)
- Qwen3.6 Max Preview: 48.6 (#50)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| LMArena WebDev | 1614 | 1482 |
| LMArena Coding | 1506 | 1472 |
| SWE-bench Verified | — | 76.7% |
| DeepSWE | 63.4% | — |
| FrontierCode | 31.8% | — |
| SciCode | 51.6% | — |
| ALE-Bench | 303.55 | — |

## Agentic & Tool Use

- GLM-5.3-Flash: 34.3 (#41)
- Qwen3.6 Max Preview: —

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| APEX-Agents | 52.8% | — |
| GDP.pdf | 14% | — |
| Vending-Bench 2 | — | 4,254 |

## Reasoning

- GLM-5.3-Flash: 31.7 (#69)
- Qwen3.6 Max Preview: 40.8 (#47)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| Chess Puzzles | 14% | 20% |
| LMArena Hard Prompts | 1490 | 1457 |
| Mystery Game Puzzles | 8% | 19% |
| Epoch Capabilities Index | 151.9 | 149.27 |
| SimpleBench | — | 63% |
| NYT Connections (extended) | — | 74.1% |
| CritPt | 15.4% | — |
| DTBench | — | 87.2% |
| LMCA | — | 42.5% |
| Surface Evolver Bench | 52.5% | — |
| Bench to the Future 3 | 0.15 | — |

## Math

- GLM-5.3-Flash: 53.1 (#38)
- Qwen3.6 Max Preview: 52.2 (#40)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 93.9% | 91.1% |
| LMArena Math | 1499 | 1465 |
| FrontierMath (Tiers 1-3) | 55.8% | — |
| FrontierMath Tier 4 | 17.1% | — |
| ProofBench | 21% | — |
| FrontierMath (Feb 2025 set) | — | 23.1% |
| FrontierMath Tier 4 (v1) | — | 4.2% |

## Knowledge

- GLM-5.3-Flash: 58.4 (#33)
- Qwen3.6 Max Preview: 57.6 (#35)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| GPQA Diamond | 90.2% | 87.4% |
| LMArena Expert | 1512 | 1476 |
| SimpleQA Verified | — | 52% |

## Multimodal

- GLM-5.3-Flash: 42.6 (#25)
- Qwen3.6 Max Preview: —

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Vision | 1304 | — |

## Multilingual

- GLM-5.3-Flash: 56.2 (#24)
- Qwen3.6 Max Preview: 54.3 (#46)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Non-English | 1462 | 1436 |
| LMArena Chinese | 1529 | 1487 |
| LMArena French | 1495 | 1449 |
| LMArena Russian | 1472 | 1444 |
| LMArena Spanish | 1471 | 1452 |
| LMArena German | 1457 | — |
| LMArena Japanese | 1420 | — |
| LMArena Korean | 1443 | — |

## Instruction Following

- GLM-5.3-Flash: 77.8 (#17)
- Qwen3.6 Max Preview: 75.8 (#51)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Instruction Following | 1480 | 1437 |

## Long Context

- GLM-5.3-Flash: 45.3 (#41)
- Qwen3.6 Max Preview: 44.6 (#59)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Longer Query | 1479 | 1457 |

## Writing & Preference

- GLM-5.3-Flash: 65.4 (#49)
- Qwen3.6 Max Preview: 64.0 (#58)

| Benchmark | GLM-5.3-Flash | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Text | 1471 | 1447 |
| LMArena Creative Writing | 1440 | 1435 |
| LMArena Multi-Turn | 1471 | 1456 |

## FAQ

### Is GLM-5.3-Flash better than Qwen3.6 Max Preview?

Qwen3.6 Max Preview is the stronger model overall, scoring 51.1 to 49.6 on the Noometry Index. GLM-5.3-Flash costs 12× less per token, which makes it the better buy when Qwen3.6 Max Preview's lead doesn't matter for your workload.

### Which is cheaper, GLM-5.3-Flash or Qwen3.6 Max Preview?

GLM-5.3-Flash is cheaper. It lists at $0.15 per million input tokens and $0.50 per million output tokens; Qwen3.6 Max Preview lists at $1.30 and $7.80.

### Is GLM-5.3-Flash or Qwen3.6 Max Preview better for coding?

GLM-5.3-Flash scores higher on coding benchmarks: 53.7 versus 48.6 in the Noometry coding category.

### Which has the bigger context window?

GLM-5.3-Flash does, with 1M tokens against 262K.

### How many benchmarks do GLM-5.3-Flash and Qwen3.6 Max Preview share?

20 benchmarks have published results for both models. GLM-5.3-Flash has 36 scored results on Noometry and Qwen3.6 Max Preview has 29.