# Grok 4.1 vs Qwen3.5 Plus

> Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 40.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-4-1-vs-qwen3-5-plus
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in math, where Qwen3.5 Plus leads 47.9 to 36.2.

## Snapshot

| | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| Provider | xAI | Alibaba (Qwen) |
| Noometry Index | 40.8 | 42.3 |
| Rank | 135 | 103 |
| Context | — | 1M |
| Input $/M | — | $0.40 |
| Output $/M | — | $2.40 |
| Weights | Proprietary | Proprietary |

## Coding

- Grok 4.1: 33.4 (#246)
- Qwen3.5 Plus: —

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena WebDev | 1214 | — |
| LMArena Coding | 1445 | — |
| ALE-Bench | — | 621.92 |

## Agentic & Tool Use

- Grok 4.1: 33.8 (#47)
- Qwen3.5 Plus: —

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| Cybench | 39% | — |
| Vending-Bench 2 | — | 0.54 |

## Reasoning

- Grok 4.1: 28.3 (#91)
- Qwen3.5 Plus: 32.0 (#67)

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| Chess Puzzles | — | 22% |
| LMArena Hard Prompts | 1436 | — |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 80.5% |
| LMCA | — | 36.4% |
| Epoch Capabilities Index | — | 146.79 |

## Math

- Grok 4.1: 36.2 (#124)
- Qwen3.5 Plus: 47.9 (#55)

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 86.7% |
| LMArena Math | 1422 | — |
| FrontierMath (Feb 2025 set) | — | 21% |
| FrontierMath Tier 4 (v1) | — | 2.1% |

## Knowledge

- Grok 4.1: 38.9 (#129)
- Qwen3.5 Plus: 46.0 (#78)

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| GPQA Diamond | — | 84.8% |
| SimpleQA Verified | — | 25.4% |
| Vectara Hallucination Rate | — | 10.7% |
| LMArena Expert | 1417 | — |

## Multilingual

- Grok 4.1: 53.6 (#64)
- Qwen3.5 Plus: —

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena Non-English | 1425 | — |
| LMArena Chinese | 1464 | — |
| LMArena French | 1448 | — |
| LMArena German | 1447 | — |
| LMArena Japanese | 1396 | — |
| LMArena Korean | 1407 | — |
| LMArena Russian | 1434 | — |
| LMArena Spanish | 1438 | — |

## Instruction Following

- Grok 4.1: 74.0 (#106)
- Qwen3.5 Plus: —

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena Instruction Following | 1400 | — |

## Long Context

- Grok 4.1: 43.2 (#96)
- Qwen3.5 Plus: 42.9 (#109)

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |
| LMArena Longer Query | 1416 | — |

## Writing & Preference

- Grok 4.1: 62.6 (#71)
- Qwen3.5 Plus: —

| Benchmark | Grok 4.1 | Qwen3.5 Plus |
|---|---|---|
| LMArena Text | 1437 | — |
| LMArena Creative Writing | 1411 | — |
| LMArena Multi-Turn | 1438 | — |

## FAQ

### Is Grok 4.1 better than Qwen3.5 Plus?

Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 40.8 on the Noometry Index.

### How many benchmarks do Grok 4.1 and Qwen3.5 Plus share?

0 benchmarks have published results for both models. Grok 4.1 has 19 scored results on Noometry and Qwen3.5 Plus has 15.