Model comparison
Gemini 3.1 Pro Preview vs Qwen3.6 Flash
Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 38.4 on the Noometry Index. Qwen3.6 Flash costs 11× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.
Last verified . 13 shared benchmarks.
Google
Alibaba (Qwen)Summary
- They share 13 benchmarks with published results for both. Gemini 3.1 Pro Preview scores higher in 3 categories and Qwen3.6 Flash in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.1 Pro Preview leads 71.7 to 28.4.
- The biggest single-benchmark swing is SimpleQA Verified: 73.5% for Gemini 3.1 Pro Preview and 15.9% for Qwen3.6 Flash.
- Qwen3.6 Flash is cheaper at $0.19 / $1.13 per million input/output tokens, against $2 / $12 for Gemini 3.1 Pro Preview.
- Gemini 3.1 Pro Preview accepts more context: 1.05M tokens versus 1M.
Side by side
| Gemini 3.1 Pro Preview | Qwen3.6 Flash | |
|---|---|---|
| Provider | Alibaba (Qwen) | |
| Noometry Index | 56.7 | 38.4 |
| Released | 2026-02-19 | 2026-04-27 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 1M |
| Max output | 66K | 66K |
| Input $ / M tokens | $2 | $0.19 |
| Output $ / M tokens | $12 | $1.13 |
| Results tracked | 71 | 13 |
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Category by category
Coding Not comparable
Gemini 3.1 Pro Preview: 42.7 (#88), Qwen3.6 Flash: —
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| ALE-Bench | 1,161 | 326.4 |
| SWE-bench Verified | 75.6% | — |
| DeepSWE | 11.7% | — |
| LMArena WebDev | 1446 | — |
| SciCode | 58.9% | — |
| GSO | 22.6% | — |
| WeirdML | 72.1% | — |
| LMArena Coding | 1483 | — |
| MirrorCode | 8.9% | — |
| AlgoTune | 2.02 | — |
Agentic & Tool Use Not comparable
Gemini 3.1 Pro Preview: 37.7 (#33), Qwen3.6 Flash: —
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| Terminal-Bench | 80.2% | — |
| APEX-Agents | 35.3% | — |
| τ²-bench Banking | 26% | — |
| DeepResearch Bench | 47.8% | — |
| PostTrainBench | 22% | — |
| BALROG | 57% | — |
| ExploitBench | 26.1% | — |
| GBAEval | 0.8% | — |
| GDP.pdf | 17% | — |
| LMArena Search | 1211 | — |
| METR Time Horizons | 77% | — |
| Vending-Bench 2 | 3,774 | — |
Reasoning Gemini 3.1 Pro Preview leads
Gemini 3.1 Pro Preview: 71.7 (#9), Qwen3.6 Flash: 28.4 (#90)
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| SimpleBench | 79.6% | 35.2% |
| Chess Puzzles | 55% | 20% |
| Mystery Game Puzzles | 34% | 18% |
| DTBench | 97.1% | 77.1% |
| LMCA | 53.8% | 31% |
| Epoch Capabilities Index | 154.92 | 143.26 |
| ARC-AGI-2 | 77.1% | — |
| NYT Connections (extended) | 97.4% | — |
| ARC-AGI-1 | 98% | — |
| CritPt | 17.7% | — |
| EnigmaEval | 36.8% | — |
| Thematic Generalization | 79.4% | — |
| EBR-Bench | 14.3% | — |
| LMArena Hard Prompts | 1484 | — |
| ForecastBench | 59 | — |
Math Gemini 3.1 Pro Preview leads
Gemini 3.1 Pro Preview: 61.8 (#28), Qwen3.6 Flash: 38.0 (#88)
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| FrontierMath (Tiers 1-3) | 59.6% | 22.5% |
| OTIS Mock AIME 2024-2025 | 95.6% | 84.4% |
| FrontierMath (Feb 2025 set) | 36.9% | 10.3% |
| FrontierMath Tier 4 (v1) | 16.7% | 0% |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 86.5% | — |
| ProofBench | 26% | — |
| LMArena Math | 1485 | — |
Knowledge Gemini 3.1 Pro Preview leads
Gemini 3.1 Pro Preview: 71.8 (#3), Qwen3.6 Flash: 42.2 (#90)
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| GPQA Diamond | 94.4% | 83.3% |
| SimpleQA Verified | 73.5% | 15.9% |
| Humanity's Last Exam | 46.4% | — |
| Vectara Hallucination Rate | 10.4% | — |
| LMArena Expert | 1484 | — |
Multimodal Not comparable
Gemini 3.1 Pro Preview: 38.1 (#60), Qwen3.6 Flash: —
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| LMArena Vision | 1296 | — |
| Blueprint-Bench 2 | 26.5% | — |
| Furniture Assembly | 26.7% | — |
| LMArena Document | 1444 | — |
Multilingual Not comparable
Gemini 3.1 Pro Preview: 57.1 (#11), Qwen3.6 Flash: —
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| LMArena Non-English | 1475 | — |
| LMArena Chinese | 1528 | — |
| LMArena French | 1488 | — |
| LMArena German | 1491 | — |
| LMArena Japanese | 1494 | — |
| LMArena Korean | 1458 | — |
| LMArena Russian | 1496 | — |
| LMArena Spanish | 1480 | — |
Instruction Following Not comparable
Gemini 3.1 Pro Preview: 77.1 (#31), Qwen3.6 Flash: —
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| LMArena Instruction Following | 1465 | — |
Long Context Not comparable
Gemini 3.1 Pro Preview: 47.3 (#17), Qwen3.6 Flash: —
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| CL-bench | 20.8% | — |
| CL-bench Life | 16.9% | — |
| LMArena Longer Query | 1482 | — |
Writing & Preference Not comparable
Gemini 3.1 Pro Preview: 66.3 (#36), Qwen3.6 Flash: —
| Benchmark | Gemini 3.1 Pro Preview | Qwen3.6 Flash |
|---|---|---|
| LMArena Text | 1480 | — |
| LMArena Creative Writing | 1482 | — |
| EQ-Bench Creative Writing | 1491 | — |
| EQ-Bench 4 | 1142 | — |
| LMArena Multi-Turn | 1486 | — |
Frequently asked questions
Is Gemini 3.1 Pro Preview better than Qwen3.6 Flash?
Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 38.4 on the Noometry Index. Qwen3.6 Flash costs 11× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.
Which is cheaper, Gemini 3.1 Pro Preview or Qwen3.6 Flash?
Qwen3.6 Flash is cheaper. It lists at $0.19 per million input tokens and $1.13 per million output tokens; Gemini 3.1 Pro Preview lists at $2 and $12.
Which has the bigger context window?
Gemini 3.1 Pro Preview does, with 1.05M tokens against 1M.
How many benchmarks do Gemini 3.1 Pro Preview and Qwen3.6 Flash share?
13 benchmarks have published results for both models. Gemini 3.1 Pro Preview has 71 scored results on Noometry and Qwen3.6 Flash has 13.