# Step 5 Preview vs Wizardlm 13b

> Step 5 Preview is the stronger model overall, scoring 47.9 to 31.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/step-5-preview-vs-wizardlm-13b
- Last updated: 2026-10-10
- Shared benchmarks: 10

## Summary

- They share 10 benchmarks with published results for both. Step 5 Preview scores higher in 7 categories and Wizardlm 13b in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Step 5 Preview leads 62.8 to 30.5.
- Wizardlm 13b has downloadable open weights; the other is API-only.

## Snapshot

| | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| Provider | StepFun | Microsoft |
| Noometry Index | 47.9 | 31.4 |
| Rank | 58 | 274 |
| Context | 1.02M | — |
| Input $/M | $1 | — |
| Output $/M | $2.70 | — |
| Weights | Proprietary | Open |

## Coding

- Step 5 Preview: 51.8 (#36)
- Wizardlm 13b: 30.1 (#298)

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Coding | 1480 | 1035 |
| LMArena WebDev | 1564 | — |
| SciCode | 58.9% | — |

## Reasoning

- Step 5 Preview: 40.0 (#57)
- Wizardlm 13b: 19.4 (#259)

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Hard Prompts | 1465 | 1018 |
| CritPt | 20.9% | — |

## Math

- Step 5 Preview: 46.1 (#72)
- Wizardlm 13b: 30.2 (#238)

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Math | 1470 | 1017 |
| ProofBench | 42% | — |

## Knowledge

- Step 5 Preview: 41.2 (#112)
- Wizardlm 13b: —

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Expert | 1470 | — |

## Multimodal

- Step 5 Preview: 41.0 (#41)
- Wizardlm 13b: —

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Vision | 1267 | — |

## Multilingual

- Step 5 Preview: 53.8 (#54)
- Wizardlm 13b: 27.1 (#277)

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Non-English | 1432 | 1034 |
| LMArena Chinese | 1519 | 1023 |
| LMArena Russian | 1436 | — |
| LMArena Spanish | 1439 | — |

## Instruction Following

- Step 5 Preview: 76.0 (#50)
- Wizardlm 13b: 53.5 (#285)

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Instruction Following | 1444 | 1048 |

## Long Context

- Step 5 Preview: 44.5 (#64)
- Wizardlm 13b: 32.0 (#273)

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Longer Query | 1455 | 1054 |

## Writing & Preference

- Step 5 Preview: 62.8 (#71)
- Wizardlm 13b: 30.5 (#287)

| Benchmark | Step 5 Preview | Wizardlm 13b |
|---|---|---|
| LMArena Text | 1442 | 1077 |
| LMArena Creative Writing | 1410 | 1091 |
| LMArena Multi-Turn | 1447 | 1047 |

## FAQ

### Is Step 5 Preview better than Wizardlm 13b?

Step 5 Preview is the stronger model overall, scoring 47.9 to 31.4 on the Noometry Index.

### Is Step 5 Preview or Wizardlm 13b better for coding?

Step 5 Preview scores higher on coding benchmarks: 51.8 versus 30.1 in the Noometry coding category.

### How many benchmarks do Step 5 Preview and Wizardlm 13b share?

10 benchmarks have published results for both models. Step 5 Preview has 18 scored results on Noometry and Wizardlm 13b has 10.