# Qwen Max vs Qwen1.5 4b Chat

> Qwen Max is the stronger model overall, scoring 34.4 to 28.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/qwen-max-vs-qwen1-5-4b-chat
- Last updated: 2026-10-10
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. Qwen Max scores higher in 7 categories and Qwen1.5 4b Chat in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Qwen Max leads 48.0 to 23.9.
- Qwen1.5 4b Chat has downloadable open weights; the other is API-only.

## Snapshot

| | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 34.4 | 28.3 |
| Rank | 226 | 319 |
| Context | 33K | — |
| Input $/M | $1.60 | — |
| Output $/M | $6.40 | — |
| Weights | Proprietary | Open |

## Coding

- Qwen Max: 30.3 (#288)
- Qwen1.5 4b Chat: 28.6 (#305)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Coding | 1288 | 999 |
| Aider Polyglot | 21.8% | — |

## Reasoning

- Qwen Max: 24.1 (#154)
- Qwen1.5 4b Chat: 17.7 (#277)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Hard Prompts | 1270 | 976 |

## Math

- Qwen Max: 21.0 (#272)
- Qwen1.5 4b Chat: 27.9 (#233)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Math | 1275 | 1026 |
| OTIS Mock AIME 2024-2025 | 16.1% | — |
| MATH Level 5 | 67.2% | — |
| FrontierMath (Feb 2025 set) | 1% | — |

## Knowledge

- Qwen Max: 30.3 (#222)
- Qwen1.5 4b Chat: 26.2 (#252)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Expert | 1248 | 980 |
| GPQA Diamond | 56.1% | — |

## Multilingual

- Qwen Max: 42.0 (#197)
- Qwen1.5 4b Chat: 24.2 (#285)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Non-English | 1263 | 979 |
| LMArena Chinese | 1254 | 1024 |
| LMArena German | 1254 | 902 |
| LMArena Russian | 1274 | 952 |
| LMArena French | 1329 | — |
| LMArena Japanese | 1205 | — |
| LMArena Korean | 1141 | — |
| LMArena Spanish | 1290 | — |

## Instruction Following

- Qwen Max: 66.7 (#203)
- Qwen1.5 4b Chat: 49.3 (#295)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Instruction Following | 1262 | 979 |

## Long Context

- Qwen Max: 39.4 (#175)
- Qwen1.5 4b Chat: 30.1 (#285)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Longer Query | 1289 | 988 |
| Fiction.LiveBench | 66.7% | — |

## Writing & Preference

- Qwen Max: 48.0 (#200)
- Qwen1.5 4b Chat: 23.9 (#304)

| Benchmark | Qwen Max | Qwen1.5 4b Chat |
|---|---|---|
| LMArena Text | 1282 | 997 |
| LMArena Creative Writing | 1248 | 969 |
| LMArena Multi-Turn | 1277 | 977 |

## FAQ

### Is Qwen Max better than Qwen1.5 4b Chat?

Qwen Max is the stronger model overall, scoring 34.4 to 28.3 on the Noometry Index.

### Is Qwen Max or Qwen1.5 4b Chat better for coding?

Qwen Max scores higher on coding benchmarks: 30.3 versus 28.6 in the Noometry coding category.

### How many benchmarks do Qwen Max and Qwen1.5 4b Chat share?

13 benchmarks have published results for both models. Qwen Max has 23 scored results on Noometry and Qwen1.5 4b Chat has 13.