# Gemini 4 Argon vs Step 5 Preview

> Gemini 4 Argon is the stronger model overall, scoring 56.5 to 47.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-4-argon-vs-step-5-preview
- Last updated: 2026-10-11
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Gemini 4 Argon scores higher in 9 categories and Step 5 Preview in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemini 4 Argon leads 73.9 to 46.1.
- The biggest single-benchmark swing is ProofBench: 99% for Gemini 4 Argon and 42% for Step 5 Preview.

## Snapshot

| | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| Provider | Google | StepFun |
| Noometry Index | 56.5 | 47.9 |
| Rank | 24 | 58 |
| Context | — | 1.02M |
| Input $/M | — | $1 |
| Output $/M | — | $2.70 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 4 Argon: 62.0 (#9)
- Step 5 Preview: 51.8 (#36)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| LMArena WebDev | 1678 | 1564 |
| SciCode | 61.8% | 58.9% |
| LMArena Coding | 1550 | 1480 |
| FrontierSWE | 55% | — |

## Agentic & Tool Use

- Gemini 4 Argon: 49.2 (#8)
- Step 5 Preview: —

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| APEX-Agents | 82.2% | — |
| Vending-Bench 2 | 13,718 | — |

## Reasoning

- Gemini 4 Argon: 44.2 (#47)
- Step 5 Preview: 40.0 (#57)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| CritPt | 27.1% | 20.9% |
| LMArena Hard Prompts | 1548 | 1465 |

## Math

- Gemini 4 Argon: 73.9 (#17)
- Step 5 Preview: 46.1 (#72)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| ProofBench | 99% | 42% |
| LMArena Math | 1536 | 1470 |

## Knowledge

- Gemini 4 Argon: 43.9 (#89)
- Step 5 Preview: 41.2 (#112)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| LMArena Expert | 1553 | 1470 |

## Multimodal

- Gemini 4 Argon: 46.5 (#14)
- Step 5 Preview: 41.0 (#41)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| LMArena Vision | — | 1267 |
| Blueprint-Bench 2 | 54.4% | — |

## Multilingual

- Gemini 4 Argon: 60.3 (#1)
- Step 5 Preview: 53.8 (#54)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| LMArena Non-English | 1523 | 1432 |
| LMArena Chinese | 1610 | 1519 |
| LMArena Russian | 1537 | 1436 |
| LMArena Spanish | 1497 | 1439 |

## Instruction Following

- Gemini 4 Argon: 80.1 (#2)
- Step 5 Preview: 76.0 (#50)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| LMArena Instruction Following | 1538 | 1444 |

## Long Context

- Gemini 4 Argon: 47.6 (#15)
- Step 5 Preview: 44.5 (#64)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| LMArena Longer Query | 1549 | 1455 |

## Writing & Preference

- Gemini 4 Argon: 71.4 (#19)
- Step 5 Preview: 62.8 (#71)

| Benchmark | Gemini 4 Argon | Step 5 Preview |
|---|---|---|
| LMArena Text | 1534 | 1442 |
| LMArena Creative Writing | 1531 | 1410 |
| LMArena Multi-Turn | 1557 | 1447 |

## FAQ

### Is Gemini 4 Argon better than Step 5 Preview?

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 47.9 on the Noometry Index.

### Is Gemini 4 Argon or Step 5 Preview better for coding?

Gemini 4 Argon scores higher on coding benchmarks: 62.0 versus 51.8 in the Noometry coding category.

### How many benchmarks do Gemini 4 Argon and Step 5 Preview share?

17 benchmarks have published results for both models. Gemini 4 Argon has 21 scored results on Noometry and Step 5 Preview has 18.