# Qwen3.8 27B vs Step 3.7 Flash

> Qwen3.8 27B is the stronger model overall, scoring 45.3 to 36.5 on the Noometry Index. Step 3.7 Flash costs 2.7× less per token, which makes it the better buy when Qwen3.8 27B's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/qwen3-8-27b-vs-step-3-7-flash
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Qwen3.8 27B scores higher in 2 categories and Step 3.7 Flash in 1 category; 3 gaps are clear of the uncertainty.
- The widest gap is in coding, where Qwen3.8 27B leads 50.3 to 39.4.
- The biggest single-benchmark swing is NYT Connections (extended): 54.5% for Qwen3.8 27B and 39.7% for Step 3.7 Flash.
- Step 3.7 Flash is cheaper at $0.18 / $1.11 per million input/output tokens, against $0.99 / $1.49 for Qwen3.8 27B.
- Qwen3.8 27B accepts more context: 262K tokens versus 256K.

## Snapshot

| | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| Provider | Alibaba (Qwen) | StepFun |
| Noometry Index | 45.3 | 36.5 |
| Rank | 64 | 207 |
| Context | 262K | 256K |
| Input $/M | $0.99 | $0.18 |
| Output $/M | $1.49 | $1.11 |
| Weights | Open | Open |

## Coding

- Qwen3.8 27B: 50.3 (#42)
- Step 3.7 Flash: 39.4 (#147)

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| SciCode | 46.6% | 40% |
| LMArena WebDev | 1592 | — |
| LMArena Coding | 1487 | — |
| ALE-Bench | — | 694.12 |

## Reasoning

- Qwen3.8 27B: 31.5 (#71)
- Step 3.7 Flash: 20.9 (#211)

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| NYT Connections (extended) | 54.5% | 39.7% |
| CritPt | 5.4% | 2.3% |
| LMArena Hard Prompts | 1459 | — |
| DTBench | 88% | — |
| LMCA | 41.4% | — |
| Surface Evolver Bench | 45% | — |
| Epoch Capabilities Index | 149.38 | — |

## Math

- Qwen3.8 27B: 35.7 (#139)
- Step 3.7 Flash: 40.9 (#74)

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| MathArena Final-Answer Competitions | — | 68.5% |
| ProofBench | 16% | — |
| LMArena Math | 1453 | — |

## Knowledge

- Qwen3.8 27B: 40.9 (#105)
- Step 3.7 Flash: —

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| LMArena Expert | 1482 | — |

## Multimodal

- Qwen3.8 27B: 40.5 (#36)
- Step 3.7 Flash: —

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| LMArena Vision | 1270 | — |

## Multilingual

- Qwen3.8 27B: 54.0 (#54)
- Step 3.7 Flash: —

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| LMArena Non-English | 1431 | — |
| LMArena Chinese | 1504 | — |
| LMArena French | 1468 | — |
| LMArena German | 1435 | — |
| LMArena Japanese | 1392 | — |
| LMArena Korean | 1389 | — |
| LMArena Russian | 1421 | — |
| LMArena Spanish | 1444 | — |

## Instruction Following

- Qwen3.8 27B: 75.8 (#54)
- Step 3.7 Flash: —

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| LMArena Instruction Following | 1436 | — |

## Long Context

- Qwen3.8 27B: 44.3 (#66)
- Step 3.7 Flash: —

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| LMArena Longer Query | 1448 | — |

## Writing & Preference

- Qwen3.8 27B: 65.9 (#41)
- Step 3.7 Flash: —

| Benchmark | Qwen3.8 27B | Step 3.7 Flash |
|---|---|---|
| LMArena Text | 1441 | — |
| LMArena Creative Writing | 1382 | — |
| EQ-Bench Creative Writing | 1671 | — |
| LMArena Multi-Turn | 1443 | — |

## FAQ

### Is Qwen3.8 27B better than Step 3.7 Flash?

Qwen3.8 27B is the stronger model overall, scoring 45.3 to 36.5 on the Noometry Index. Step 3.7 Flash costs 2.7× less per token, which makes it the better buy when Qwen3.8 27B's lead doesn't matter for your workload.

### Which is cheaper, Qwen3.8 27B or Step 3.7 Flash?

Step 3.7 Flash is cheaper. It lists at $0.18 per million input tokens and $1.11 per million output tokens; Qwen3.8 27B lists at $0.99 and $1.49.

### Is Qwen3.8 27B or Step 3.7 Flash better for coding?

Qwen3.8 27B scores higher on coding benchmarks: 50.3 versus 39.4 in the Noometry coding category.

### Which has the bigger context window?

Qwen3.8 27B does, with 262K tokens against 256K.

### How many benchmarks do Qwen3.8 27B and Step 3.7 Flash share?

3 benchmarks have published results for both models. Qwen3.8 27B has 28 scored results on Noometry and Step 3.7 Flash has 5.