# Hunyuan Large Vision vs Step 3.5 Flash

> Step 3.5 Flash is the stronger model overall, scoring 41.7 to 37.0 on the Noometry Index.

- Canonical page: https://noometry.com/compare/hunyuan-large-vision-vs-step-3-5-flash
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Hunyuan Large Vision scores higher in 1 category and Step 3.5 Flash in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Step 3.5 Flash leads 59.0 to 46.7.
- Step 3.5 Flash has downloadable open weights; the other is API-only.

## Snapshot

| | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| Provider | Tencent | StepFun |
| Noometry Index | 37.0 | 41.7 |
| Rank | 198 | 116 |
| Context | — | 256K |
| Input $/M | — | $0.10 |
| Output $/M | — | $0.30 |
| Weights | Proprietary | Open |

## Coding

- Hunyuan Large Vision: 37.6 (#176)
- Step 3.5 Flash: 41.7 (#106)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Coding | 1307 | 1436 |

## Reasoning

- Hunyuan Large Vision: 23.8 (#160)
- Step 3.5 Flash: 21.2 (#202)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1411 |
| NYT Connections (extended) | — | 28.4% |

## Math

- Hunyuan Large Vision: 32.8 (#184)
- Step 3.5 Flash: 40.6 (#77)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Math | 1269 | 1408 |
| MathArena Final-Answer Competitions | — | 66.8% |

## Knowledge

- Hunyuan Large Vision: 33.7 (#191)
- Step 3.5 Flash: 39.0 (#127)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Expert | 1250 | 1422 |

## Multimodal

- Hunyuan Large Vision: 35.1 (#79)
- Step 3.5 Flash: —

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Vision | 1180 | — |

## Multilingual

- Hunyuan Large Vision: 40.1 (#216)
- Step 3.5 Flash: 50.7 (#115)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Non-English | 1236 | 1386 |
| LMArena Chinese | 1289 | 1448 |
| LMArena Russian | 1243 | 1385 |
| LMArena French | — | 1421 |
| LMArena German | — | 1404 |
| LMArena Japanese | — | 1353 |
| LMArena Korean | — | 1350 |
| LMArena Spanish | — | 1419 |

## Instruction Following

- Hunyuan Large Vision: 66.0 (#210)
- Step 3.5 Flash: 73.3 (#119)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Instruction Following | 1250 | 1385 |

## Long Context

- Hunyuan Large Vision: 38.8 (#184)
- Step 3.5 Flash: 42.8 (#112)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Longer Query | 1279 | 1402 |

## Writing & Preference

- Hunyuan Large Vision: 46.7 (#211)
- Step 3.5 Flash: 59.0 (#108)

| Benchmark | Hunyuan Large Vision | Step 3.5 Flash |
|---|---|---|
| LMArena Text | 1263 | 1403 |
| LMArena Creative Writing | 1250 | 1357 |
| LMArena Multi-Turn | 1253 | 1405 |

## FAQ

### Is Hunyuan Large Vision better than Step 3.5 Flash?

Step 3.5 Flash is the stronger model overall, scoring 41.7 to 37.0 on the Noometry Index.

### Is Hunyuan Large Vision or Step 3.5 Flash better for coding?

Step 3.5 Flash scores higher on coding benchmarks: 41.7 versus 37.6 in the Noometry coding category.

### How many benchmarks do Hunyuan Large Vision and Step 3.5 Flash share?

12 benchmarks have published results for both models. Hunyuan Large Vision has 13 scored results on Noometry and Step 3.5 Flash has 19.