# Qwen1.5 4b Chat vs Qwen3 Coder Next

> Qwen3 Coder Next is the stronger model overall, scoring 33.8 to 28.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/qwen1-5-4b-chat-vs-qwen3-coder-next
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Qwen3 Coder Next leads 35.8 to 28.6.

## Snapshot

| | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 28.3 | 33.8 |
| Rank | 319 | 229 |
| Context | — | 262K |
| Input $/M | — | $0.12 |
| Output $/M | — | $0.80 |
| Weights | Open | Open |

## Coding

- Qwen1.5 4b Chat: 28.6 (#305)
- Qwen3 Coder Next: 35.8 (#206)

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| SciCode | — | 32.3% |
| WeirdML | — | 34.4% |
| LMArena Coding | 999 | — |

## Reasoning

- Qwen1.5 4b Chat: 17.7 (#277)
- Qwen3 Coder Next: 21.7 (#191)

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| CritPt | — | 0% |
| LMArena Hard Prompts | 976 | — |

## Math

- Qwen1.5 4b Chat: 27.9 (#233)
- Qwen3 Coder Next: —

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| LMArena Math | 1026 | — |

## Knowledge

- Qwen1.5 4b Chat: 26.2 (#252)
- Qwen3 Coder Next: —

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| LMArena Expert | 980 | — |

## Multilingual

- Qwen1.5 4b Chat: 24.2 (#285)
- Qwen3 Coder Next: —

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| LMArena Non-English | 979 | — |
| LMArena Chinese | 1024 | — |
| LMArena German | 902 | — |
| LMArena Russian | 952 | — |

## Instruction Following

- Qwen1.5 4b Chat: 49.3 (#295)
- Qwen3 Coder Next: —

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| LMArena Instruction Following | 979 | — |

## Long Context

- Qwen1.5 4b Chat: 30.1 (#285)
- Qwen3 Coder Next: —

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| LMArena Longer Query | 988 | — |

## Writing & Preference

- Qwen1.5 4b Chat: 23.9 (#304)
- Qwen3 Coder Next: —

| Benchmark | Qwen1.5 4b Chat | Qwen3 Coder Next |
|---|---|---|
| LMArena Text | 997 | — |
| LMArena Creative Writing | 969 | — |
| LMArena Multi-Turn | 977 | — |

## FAQ

### Is Qwen1.5 4b Chat better than Qwen3 Coder Next?

Qwen3 Coder Next is the stronger model overall, scoring 33.8 to 28.3 on the Noometry Index.

### Is Qwen1.5 4b Chat or Qwen3 Coder Next better for coding?

Qwen3 Coder Next scores higher on coding benchmarks: 35.8 versus 28.6 in the Noometry coding category.

### How many benchmarks do Qwen1.5 4b Chat and Qwen3 Coder Next share?

0 benchmarks have published results for both models. Qwen1.5 4b Chat has 13 scored results on Noometry and Qwen3 Coder Next has 3.