Model comparison
Gemini 3.5 Flash vs Qwen2.5 Plus 1127
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 38.8 on the Noometry Index.
Last verified . 14 shared benchmarks.
Google
Alibaba (Qwen)Summary
- They share 14 benchmarks with published results for both. Gemini 3.5 Flash scores higher in 8 categories and Qwen2.5 Plus 1127 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.5 Flash leads 62.8 to 25.9.
Side by side
| Gemini 3.5 Flash | Qwen2.5 Plus 1127 | |
|---|---|---|
| Provider | Alibaba (Qwen) | |
| Noometry Index | 54.2 | 38.8 |
| Released | 2026-05-19 | — |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $1.50 | — |
| Output $ / M tokens | $9 | — |
| Results tracked | 54 | 14 |
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Category by category
Coding Gemini 3.5 Flash leads
Gemini 3.5 Flash: 49.4 (#49), Qwen2.5 Plus 1127: 38.5 (#175)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Coding | 1492 | 1314 |
| SWE-bench Verified | 79.3% | — |
| DeepSWE | 37.4% | — |
| LMArena WebDev | 1499 | — |
| SciCode | 53.1% | — |
| WeirdML | 62.6% | — |
| ALE-Bench | 911.02 | — |
Agentic & Tool Use Not comparable
Gemini 3.5 Flash: 24.7 (#114), Qwen2.5 Plus 1127: —
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| APEX-Agents | 27.5% | — |
| GBAEval | 6.7% | — |
| GDP.pdf | 14% | — |
| Vending-Bench 2 | 5,396 | — |
Reasoning Gemini 3.5 Flash leads
Gemini 3.5 Flash: 62.8 (#18), Qwen2.5 Plus 1127: 25.9 (#141)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Hard Prompts | 1488 | 1299 |
| ARC-AGI-2 | 72.1% | — |
| SimpleBench | 76.7% | — |
| NYT Connections (extended) | 92.6% | — |
| ARC-AGI-1 | 92.5% | — |
| CritPt | 13.1% | — |
| Chess Puzzles | 50% | — |
| EnigmaEval | 25.4% | — |
| EBR-Bench | 4.8% | — |
| Mystery Game Puzzles | 32% | — |
| DTBench | 94.7% | — |
| LMCA | 47.1% | — |
| Surface Evolver Bench | 58.1% | — |
| Epoch Capabilities Index | 154.46 | — |
| ForecastBench | 59 | — |
Math Gemini 3.5 Flash leads
Gemini 3.5 Flash: 60.7 (#36), Qwen2.5 Plus 1127: 36.1 (#174)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Math | 1504 | 1298 |
| FrontierMath (Tiers 1-3) | 62.8% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 76.3% | — |
| OTIS Mock AIME 2024-2025 | 95.6% | — |
| ProofBench | 31% | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |
Knowledge Gemini 3.5 Flash leads
Gemini 3.5 Flash: 66.3 (#11), Qwen2.5 Plus 1127: 35.5 (#183)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Expert | 1495 | 1289 |
| GPQA Diamond | 92.8% | — |
| SimpleQA Verified | 66.2% | — |
Multimodal Not comparable
Gemini 3.5 Flash: 45.7 (#15), Qwen2.5 Plus 1127: —
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Vision | 1310 | — |
| Blueprint-Bench 2 | 33.6% | — |
| LMArena Document | 1463 | — |
Multilingual Gemini 3.5 Flash leads
Gemini 3.5 Flash: 57.0 (#13), Qwen2.5 Plus 1127: 41.9 (#201)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Non-English | 1476 | 1265 |
| LMArena Chinese | 1526 | 1314 |
| LMArena German | 1492 | 1231 |
| LMArena Japanese | 1486 | 1207 |
| LMArena Russian | 1493 | 1271 |
| LMArena French | 1490 | — |
| LMArena Korean | 1451 | — |
| LMArena Spanish | 1480 | — |
Instruction Following Gemini 3.5 Flash leads
Gemini 3.5 Flash: 77.0 (#30), Qwen2.5 Plus 1127: 67.2 (#199)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Instruction Following | 1467 | 1275 |
Long Context Gemini 3.5 Flash leads
Gemini 3.5 Flash: 45.4 (#38), Qwen2.5 Plus 1127: 39.2 (#184)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Longer Query | 1482 | 1292 |
Writing & Preference Gemini 3.5 Flash leads
Gemini 3.5 Flash: 65.5 (#47), Qwen2.5 Plus 1127: 49.4 (#192)
| Benchmark | Gemini 3.5 Flash | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Text | 1482 | 1299 |
| LMArena Creative Writing | 1470 | 1262 |
| LMArena Multi-Turn | 1481 | 1299 |
| EQ-Bench 4 | 1087 | — |
Frequently asked questions
Is Gemini 3.5 Flash better than Qwen2.5 Plus 1127?
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 38.8 on the Noometry Index.
Is Gemini 3.5 Flash or Qwen2.5 Plus 1127 better for coding?
Gemini 3.5 Flash scores higher on coding benchmarks: 49.4 versus 38.5 in the Noometry coding category.
How many benchmarks do Gemini 3.5 Flash and Qwen2.5 Plus 1127 share?
14 benchmarks have published results for both models. Gemini 3.5 Flash has 54 scored results on Noometry and Qwen2.5 Plus 1127 has 14.