# Gemini 2.5 Flash vs Qwen3.5 Max Preview

> Qwen3.5 Max Preview is the stronger model overall, scoring 44.7 to 39.0 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-2-5-flash-vs-qwen3-5-max-preview
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Gemini 2.5 Flash scores higher in 2 categories and Qwen3.5 Max Preview in 6 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Qwen3.5 Max Preview leads 66.1 to 54.0.

## Snapshot

| | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| Provider | Google | Alibaba (Qwen) |
| Noometry Index | 39.0 | 44.7 |
| Rank | 162 | 72 |
| Context | 1.05M | — |
| Input $/M | $0.30 | — |
| Output $/M | $2.50 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 2.5 Flash: 35.5 (#210)
- Qwen3.5 Max Preview: 43.4 (#79)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Coding | 1424 | 1488 |
| SWE-bench Verified (bash only) | 28.7% | — |
| Aider Polyglot | 55.1% | — |
| WeirdML | 41.9% | — |
| ALE-Bench | 661.88 | — |

## Agentic & Tool Use

- Gemini 2.5 Flash: 30.6 (#67)
- Qwen3.5 Max Preview: —

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| Terminal-Bench | 17.1% | — |
| Berkeley Function Calling Leaderboard | 56.2% | — |
| TheAgentCompany | 41.1% | — |
| BALROG | 33.5% | — |
| Vending-Bench 2 | 548.84 | — |

## Reasoning

- Gemini 2.5 Flash: 18.2 (#271)
- Qwen3.5 Max Preview: 29.6 (#81)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Hard Prompts | 1422 | 1483 |
| ARC-AGI-2 | 2.5% | — |
| SimpleBench | 41.2% | — |
| Kagi LLM Benchmark | 56.8% | — |
| ARC-AGI-1 | 33.3% | — |
| CritPt | 1.1% | — |
| EnigmaEval | 2.7% | — |
| DTBench | 76.5% | — |
| LMCA | 27.5% | — |
| Epoch Capabilities Index | 143.04 | — |
| ForecastBench | 60.6 | — |

## Math

- Gemini 2.5 Flash: 38.1 (#87)
- Qwen3.5 Max Preview: 37.3 (#99)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Math | 1415 | 1473 |
| OTIS Mock AIME 2024-2025 | 73.1% | — |
| Omni-MATH | 38.5% | — |
| FrontierMath (Feb 2025 set) | 4.8% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |

## Knowledge

- Gemini 2.5 Flash: 36.1 (#162)
- Qwen3.5 Max Preview: 41.1 (#104)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Expert | 1426 | 1489 |
| Humanity's Last Exam | 12.1% | — |
| MMLU-Pro | 63.9% | — |
| Confabulations | 16.8% | — |
| Vectara Hallucination Rate | 7.8% | — |
| GPQA (HELM) | 39% | — |

## Multimodal

- Gemini 2.5 Flash: 41.2 (#31)
- Qwen3.5 Max Preview: —

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Vision | 1254 | — |
| GeoBench | 76% | — |
| VPCT | 46.2% | — |
| SpatialViz-Bench | 36.9% | — |

## Multilingual

- Gemini 2.5 Flash: 52.5 (#83)
- Qwen3.5 Max Preview: 56.4 (#21)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Non-English | 1410 | 1465 |
| LMArena Chinese | 1450 | 1534 |
| LMArena French | 1433 | 1483 |
| LMArena German | 1419 | 1487 |
| LMArena Japanese | 1403 | 1497 |
| LMArena Korean | 1385 | 1438 |
| LMArena Russian | 1415 | 1472 |
| LMArena Spanish | 1421 | 1470 |

## Instruction Following

- Gemini 2.5 Flash: 75.9 (#50)
- Qwen3.5 Max Preview: 77.2 (#28)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Instruction Following | 1405 | 1467 |
| IFEval | 89.8% | — |

## Long Context

- Gemini 2.5 Flash: 47.5 (#16)
- Qwen3.5 Max Preview: 45.2 (#44)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Longer Query | 1419 | 1477 |
| Fiction.LiveBench | 77.8% | — |

## Writing & Preference

- Gemini 2.5 Flash: 54.0 (#153)
- Qwen3.5 Max Preview: 66.1 (#39)

| Benchmark | Gemini 2.5 Flash | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Text | 1417 | 1471 |
| LMArena Creative Writing | 1400 | 1464 |
| LMArena Multi-Turn | 1408 | 1478 |
| Short-Story Creative Writing | 76.5% | — |
| EQ-Bench Creative Writing | 1137 | — |
| WildBench | 81.7% | — |

## FAQ

### Is Gemini 2.5 Flash better than Qwen3.5 Max Preview?

Qwen3.5 Max Preview is the stronger model overall, scoring 44.7 to 39.0 on the Noometry Index.

### Is Gemini 2.5 Flash or Qwen3.5 Max Preview better for coding?

Qwen3.5 Max Preview scores higher on coding benchmarks: 43.4 versus 35.5 in the Noometry coding category.

### How many benchmarks do Gemini 2.5 Flash and Qwen3.5 Max Preview share?

17 benchmarks have published results for both models. Gemini 2.5 Flash has 54 scored results on Noometry and Qwen3.5 Max Preview has 17.