# Gemini 2.5 Flash vs Qwen2.5 Plus 1127

> Gemini 2.5 Flash and Qwen2.5 Plus 1127 score almost the same on the Noometry Index (39.3 vs 38.8), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemini-2-5-flash-vs-qwen2-5-plus
- Last updated: 2026-10-12
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. Gemini 2.5 Flash scores higher in 6 categories and Qwen2.5 Plus 1127 in 2 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Gemini 2.5 Flash leads 52.3 to 41.9.

## Snapshot

| | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| Provider | Google | Alibaba (Qwen) |
| Noometry Index | 39.3 | 38.8 |
| Rank | 170 | 181 |
| Context | 1.05M | — |
| Input $/M | $0.30 | — |
| Output $/M | $2.50 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 2.5 Flash: 35.8 (#220)
- Qwen2.5 Plus 1127: 38.5 (#175)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Coding | 1424 | 1314 |
| 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: 30.8 (#74)
- Qwen2.5 Plus 1127: —

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| 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: 18.1 (#286)
- Qwen2.5 Plus 1127: 25.9 (#141)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Hard Prompts | 1422 | 1299 |
| 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 | 143.03 | — |
| ForecastBench | 60.6 | — |

## Math

- Gemini 2.5 Flash: 39.9 (#98)
- Qwen2.5 Plus 1127: 36.1 (#174)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Math | 1415 | 1298 |
| 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: 36.4 (#168)
- Qwen2.5 Plus 1127: 35.5 (#183)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Expert | 1426 | 1289 |
| 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: 41.8 (#32)
- Qwen2.5 Plus 1127: —

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Vision | 1253 | — |
| GeoBench | 76% | — |
| VPCT | 46.2% | — |
| SpatialViz-Bench | 36.9% | — |

## Multilingual

- Gemini 2.5 Flash: 52.3 (#88)
- Qwen2.5 Plus 1127: 41.9 (#201)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Non-English | 1409 | 1265 |
| LMArena Chinese | 1450 | 1314 |
| LMArena German | 1418 | 1231 |
| LMArena Japanese | 1405 | 1207 |
| LMArena Russian | 1415 | 1271 |
| LMArena French | 1433 | — |
| LMArena Korean | 1385 | — |
| LMArena Spanish | 1421 | — |

## Instruction Following

- Gemini 2.5 Flash: 75.7 (#54)
- Qwen2.5 Plus 1127: 67.2 (#199)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Instruction Following | 1405 | 1275 |
| IFEval | 89.8% | — |

## Long Context

- Gemini 2.5 Flash: 47.5 (#17)
- Qwen2.5 Plus 1127: 39.2 (#184)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Longer Query | 1419 | 1292 |
| Fiction.LiveBench | 77.8% | — |

## Writing & Preference

- Gemini 2.5 Flash: 53.8 (#157)
- Qwen2.5 Plus 1127: 49.4 (#192)

| Benchmark | Gemini 2.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Text | 1417 | 1299 |
| LMArena Creative Writing | 1400 | 1262 |
| LMArena Multi-Turn | 1408 | 1299 |
| Short-Story Creative Writing | 76.5% | — |
| EQ-Bench Creative Writing | 1137 | — |
| WildBench | 81.7% | — |

## FAQ

### Is Gemini 2.5 Flash better than Qwen2.5 Plus 1127?

Gemini 2.5 Flash and Qwen2.5 Plus 1127 score almost the same on the Noometry Index (39.3 vs 38.8), so choose on price, context window or the category you care about most.

### Is Gemini 2.5 Flash or Qwen2.5 Plus 1127 better for coding?

Qwen2.5 Plus 1127 scores higher on coding benchmarks: 38.5 versus 35.8 in the Noometry coding category.

### How many benchmarks do Gemini 2.5 Flash and Qwen2.5 Plus 1127 share?

14 benchmarks have published results for both models. Gemini 2.5 Flash has 54 scored results on Noometry and Qwen2.5 Plus 1127 has 14.