# Gemini 3.1 Pro Preview vs Qwen Plus

> Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 36.7 on the Noometry Index. Qwen Plus costs 7.5× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/gemini-3-1-pro-preview-vs-qwen-plus
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Gemini 3.1 Pro Preview scores higher in 8 categories and Qwen Plus in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3.1 Pro Preview leads 71.8 to 27.4.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 95.6% for Gemini 3.1 Pro Preview and 17.8% for Qwen Plus.
- Qwen Plus is cheaper at $0.40 / $1.20 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.

## Snapshot

| | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| Provider | Google | Alibaba (Qwen) |
| Noometry Index | 56.7 | 36.7 |
| Rank | 20 | 204 |
| Context | 1.05M | 1M |
| Input $/M | $2 | $0.40 |
| Output $/M | $12 | $1.20 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 3.1 Pro Preview: 42.7 (#88)
- Qwen Plus: 38.3 (#163)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| LMArena Coding | 1483 | 1328 |
| SWE-bench Verified | 75.6% | — |
| DeepSWE | 11.7% | — |
| LMArena WebDev | 1446 | — |
| SciCode | 58.9% | — |
| GSO | 22.6% | — |
| WeirdML | 72.1% | — |
| MirrorCode | 8.9% | — |
| ALE-Bench | 1,161 | — |
| AlgoTune | 2.02 | — |

## Agentic & Tool Use

- Gemini 3.1 Pro Preview: 37.7 (#33)
- Qwen Plus: —

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| 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: 71.7 (#9)
- Qwen Plus: 27.6 (#101)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| LMArena Hard Prompts | 1484 | 1317 |
| DTBench | 97.1% | 81.1% |
| LMCA | 53.8% | 24% |
| ARC-AGI-2 | 77.1% | — |
| SimpleBench | 79.6% | — |
| Kagi LLM Benchmark | — | 63.3% |
| NYT Connections (extended) | 97.4% | — |
| ARC-AGI-1 | 98% | — |
| CritPt | 17.7% | — |
| Chess Puzzles | 55% | — |
| EnigmaEval | 36.8% | — |
| Thematic Generalization | 79.4% | — |
| EBR-Bench | 14.3% | — |
| Mystery Game Puzzles | 34% | — |
| Epoch Capabilities Index | 154.92 | — |
| ForecastBench | 59 | — |

## Math

- Gemini 3.1 Pro Preview: 61.8 (#28)
- Qwen Plus: 22.0 (#266)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 95.6% | 17.8% |
| LMArena Math | 1485 | 1326 |
| FrontierMath (Feb 2025 set) | 36.9% | 1.7% |
| FrontierMath (Tiers 1-3) | 59.6% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 86.5% | — |
| ProofBench | 26% | — |
| MATH Level 5 | — | 65.3% |
| FrontierMath Tier 4 (v1) | 16.7% | — |

## Knowledge

- Gemini 3.1 Pro Preview: 71.8 (#3)
- Qwen Plus: 27.4 (#245)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| GPQA Diamond | 94.4% | 48.1% |
| LMArena Expert | 1484 | 1328 |
| Humanity's Last Exam | 46.4% | — |
| SimpleQA Verified | 73.5% | — |
| Vectara Hallucination Rate | 10.4% | — |

## Multimodal

- Gemini 3.1 Pro Preview: 38.1 (#60)
- Qwen Plus: —

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| LMArena Vision | 1296 | — |
| Blueprint-Bench 2 | 26.5% | — |
| Furniture Assembly | 26.7% | — |
| LMArena Document | 1444 | — |

## Multilingual

- Gemini 3.1 Pro Preview: 57.1 (#11)
- Qwen Plus: 45.3 (#170)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| LMArena Non-English | 1475 | 1310 |
| LMArena Chinese | 1528 | 1347 |
| LMArena Japanese | 1494 | 1251 |
| LMArena Russian | 1496 | 1323 |
| LMArena French | 1488 | — |
| LMArena German | 1491 | — |
| LMArena Korean | 1458 | — |
| LMArena Spanish | 1480 | — |

## Instruction Following

- Gemini 3.1 Pro Preview: 77.1 (#31)
- Qwen Plus: 69.0 (#176)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| LMArena Instruction Following | 1465 | 1303 |

## Long Context

- Gemini 3.1 Pro Preview: 47.3 (#17)
- Qwen Plus: 40.3 (#153)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| LMArena Longer Query | 1482 | 1325 |
| CL-bench | 20.8% | — |
| CL-bench Life | 16.9% | — |

## Writing & Preference

- Gemini 3.1 Pro Preview: 66.3 (#36)
- Qwen Plus: 52.4 (#171)

| Benchmark | Gemini 3.1 Pro Preview | Qwen Plus |
|---|---|---|
| LMArena Text | 1480 | 1326 |
| LMArena Creative Writing | 1482 | 1293 |
| LMArena Multi-Turn | 1486 | 1336 |
| EQ-Bench Creative Writing | 1491 | — |
| EQ-Bench 4 | 1142 | — |

## FAQ

### Is Gemini 3.1 Pro Preview better than Qwen Plus?

Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 36.7 on the Noometry Index. Qwen Plus costs 7.5× 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 Qwen Plus?

Qwen Plus is cheaper. It lists at $0.40 per million input tokens and $1.20 per million output tokens; Gemini 3.1 Pro Preview lists at $2 and $12.

### Is Gemini 3.1 Pro Preview or Qwen Plus better for coding?

Gemini 3.1 Pro Preview scores higher on coding benchmarks: 42.7 versus 38.3 in the Noometry coding category.

### 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 Qwen Plus share?

18 benchmarks have published results for both models. Gemini 3.1 Pro Preview has 71 scored results on Noometry and Qwen Plus has 20.