# Qwen3 Coder Next vs Step 5 Preview

> Step 5 Preview is the stronger model overall, scoring 47.9 to 34.3 on the Noometry Index. Qwen3 Coder Next costs 4.9× less per token, which makes it the better buy when Step 5 Preview's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/qwen3-coder-next-vs-step-5-preview
- Last updated: 2026-10-10
- Shared benchmarks: 2

## Summary

- They share 2 benchmarks with published results for both. Qwen3 Coder Next scores higher in 0 categories and Step 5 Preview in 2 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Step 5 Preview leads 40.0 to 22.4.
- The biggest single-benchmark swing is SciCode: 32.3% for Qwen3 Coder Next and 58.9% for Step 5 Preview.
- Qwen3 Coder Next is cheaper at $0.12 / $0.80 per million input/output tokens, against $1 / $2.70 for Step 5 Preview.
- Step 5 Preview accepts more context: 1.02M tokens versus 262K.
- Qwen3 Coder Next has downloadable open weights; the other is API-only.

## Snapshot

| | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| Provider | Alibaba (Qwen) | StepFun |
| Noometry Index | 34.3 | 47.9 |
| Rank | 232 | 58 |
| Context | 262K | 1.02M |
| Input $/M | $0.12 | $1 |
| Output $/M | $0.80 | $2.70 |
| Weights | Open | Proprietary |

## Coding

- Qwen3 Coder Next: 36.3 (#210)
- Step 5 Preview: 51.8 (#36)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| SciCode | 32.3% | 58.9% |
| LMArena WebDev | — | 1564 |
| WeirdML | 34.4% | — |
| LMArena Coding | — | 1480 |

## Reasoning

- Qwen3 Coder Next: 22.4 (#196)
- Step 5 Preview: 40.0 (#57)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| CritPt | 0% | 20.9% |
| LMArena Hard Prompts | — | 1465 |

## Math

- Qwen3 Coder Next: —
- Step 5 Preview: 46.1 (#72)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| ProofBench | — | 42% |
| LMArena Math | — | 1470 |

## Knowledge

- Qwen3 Coder Next: —
- Step 5 Preview: 41.2 (#112)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| LMArena Expert | — | 1470 |

## Multimodal

- Qwen3 Coder Next: —
- Step 5 Preview: 41.0 (#41)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| LMArena Vision | — | 1267 |

## Multilingual

- Qwen3 Coder Next: —
- Step 5 Preview: 53.8 (#54)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| LMArena Non-English | — | 1432 |
| LMArena Chinese | — | 1519 |
| LMArena Russian | — | 1436 |
| LMArena Spanish | — | 1439 |

## Instruction Following

- Qwen3 Coder Next: —
- Step 5 Preview: 76.0 (#50)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| LMArena Instruction Following | — | 1444 |

## Long Context

- Qwen3 Coder Next: —
- Step 5 Preview: 44.5 (#64)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| LMArena Longer Query | — | 1455 |

## Writing & Preference

- Qwen3 Coder Next: —
- Step 5 Preview: 62.8 (#71)

| Benchmark | Qwen3 Coder Next | Step 5 Preview |
|---|---|---|
| LMArena Text | — | 1442 |
| LMArena Creative Writing | — | 1410 |
| LMArena Multi-Turn | — | 1447 |

## FAQ

### Is Qwen3 Coder Next better than Step 5 Preview?

Step 5 Preview is the stronger model overall, scoring 47.9 to 34.3 on the Noometry Index. Qwen3 Coder Next costs 4.9× less per token, which makes it the better buy when Step 5 Preview's lead doesn't matter for your workload.

### Which is cheaper, Qwen3 Coder Next or Step 5 Preview?

Qwen3 Coder Next is cheaper. It lists at $0.12 per million input tokens and $0.80 per million output tokens; Step 5 Preview lists at $1 and $2.70.

### Is Qwen3 Coder Next or Step 5 Preview better for coding?

Step 5 Preview scores higher on coding benchmarks: 51.8 versus 36.3 in the Noometry coding category.

### Which has the bigger context window?

Step 5 Preview does, with 1.02M tokens against 262K.

### How many benchmarks do Qwen3 Coder Next and Step 5 Preview share?

2 benchmarks have published results for both models. Qwen3 Coder Next has 3 scored results on Noometry and Step 5 Preview has 18.