# Mistral 7B vs Step 5 Preview

> Step 5 Preview is the stronger model overall, scoring 43.8 to 22.9 on the Noometry Index. Mistral 7B costs 5.7× 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/mistral-7b-vs-step-5-preview
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Step 5 Preview leads 38.0 to 12.6.
- Mistral 7B is cheaper at $0.25 / $0.25 per million input/output tokens, against $1 / $2.70 for Step 5 Preview.
- Step 5 Preview accepts more context: 1.02M tokens versus 8K.
- Mistral 7B has downloadable open weights; the other is API-only.

## Snapshot

| | Mistral 7B | Step 5 Preview |
|---|---|---|
| Provider | Mistral AI | StepFun |
| Noometry Index | 22.9 | 43.8 |
| Rank | 346 | 78 |
| Context | 8K | 1.02M |
| Input $/M | $0.25 | $1 |
| Output $/M | $0.25 | $2.70 |
| Weights | Open | Proprietary |

## Coding

- Mistral 7B: 25.9 (#321)
- Step 5 Preview: 50.6 (#40)

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| LMArena WebDev | — | 1569 |
| SciCode | — | 58.9% |
| BigCodeBench Instruct | 19.5% | — |
| LMArena Coding | 1082 | — |
| BigCodeBench Complete | 27.3% | — |
| HumanEval+ | 36% | — |
| MBPP+ | 42.1% | — |

## Reasoning

- Mistral 7B: 12.6 (#331)
- Step 5 Preview: 38.0 (#58)

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| CritPt | — | 20.9% |
| Chess Puzzles | 0% | — |
| LMArena Hard Prompts | 1067 | — |
| DTBench | 42.5% | — |
| Adversarial NLI | 47.1% | — |
| BIG-Bench Hard | 56.1% | — |
| Epoch Capabilities Index | 111.97 | — |
| HellaSwag | 81% | — |
| PIQA | 83% | — |
| WinoGrande | 75.3% | — |

## Math

- Mistral 7B: 7.6 (#319)
- Step 5 Preview: —

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 0.3% | — |
| LMArena Math | 1085 | — |
| MATH Level 5 | 3.7% | — |
| GSM8K | 54.4% | — |

## Knowledge

- Mistral 7B: 7.3 (#306)
- Step 5 Preview: —

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| GPQA Diamond | 15.2% | — |
| LMArena Expert | 1036 | — |
| ARC (AI2) Challenge | 78.6% | — |
| BoolQ | 87.4% | — |
| MMLU | 62.5% | — |
| OpenBookQA | 79.8% | — |
| TriviaQA | 75.2% | — |

## Multilingual

- Mistral 7B: 26.0 (#278)
- Step 5 Preview: —

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| LMArena Non-English | 1012 | — |
| LMArena Chinese | 1009 | — |
| LMArena French | 1036 | — |
| LMArena German | 987 | — |
| LMArena Japanese | 878 | — |
| LMArena Russian | 1018 | — |
| LMArena Spanish | 1026 | — |

## Instruction Following

- Mistral 7B: 54.5 (#275)
- Step 5 Preview: —

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| LMArena Instruction Following | 1060 | — |

## Long Context

- Mistral 7B: 32.2 (#266)
- Step 5 Preview: —

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| LMArena Longer Query | 1060 | — |

## Writing & Preference

- Mistral 7B: 30.9 (#281)
- Step 5 Preview: —

| Benchmark | Mistral 7B | Step 5 Preview |
|---|---|---|
| LMArena Text | 1090 | — |
| LMArena Creative Writing | 1068 | — |
| LMArena Multi-Turn | 1062 | — |

## FAQ

### Is Mistral 7B better than Step 5 Preview?

Step 5 Preview is the stronger model overall, scoring 43.8 to 22.9 on the Noometry Index. Mistral 7B costs 5.7× less per token, which makes it the better buy when Step 5 Preview's lead doesn't matter for your workload.

### Which is cheaper, Mistral 7B or Step 5 Preview?

Mistral 7B is cheaper. It lists at $0.25 per million input tokens and $0.25 per million output tokens; Step 5 Preview lists at $1 and $2.70.

### Is Mistral 7B or Step 5 Preview better for coding?

Step 5 Preview scores higher on coding benchmarks: 50.6 versus 25.9 in the Noometry coding category.

### Which has the bigger context window?

Step 5 Preview does, with 1.02M tokens against 8K.

### How many benchmarks do Mistral 7B and Step 5 Preview share?

0 benchmarks have published results for both models. Mistral 7B has 37 scored results on Noometry and Step 5 Preview has 3.