# Gemma 2 27B vs Qwen3.5 Plus

> Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 29.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-2-27b-vs-qwen3-5-plus
- Last updated: 2026-10-10
- Shared benchmarks: 5

## Summary

- They share 5 benchmarks with published results for both. Gemma 2 27B scores higher in 0 categories and Qwen3.5 Plus in 4 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in math, where Qwen3.5 Plus leads 47.9 to 10.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 1.4% for Gemma 2 27B and 86.7% for Qwen3.5 Plus.
- Gemma 2 27B is cheaper at $0.65 / $0.65 per million input/output tokens, against $0.40 / $2.40 for Qwen3.5 Plus.
- Qwen3.5 Plus accepts more context: 1M tokens versus 8K.
- Gemma 2 27B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| Provider | Google | Alibaba (Qwen) |
| Noometry Index | 29.2 | 42.3 |
| Rank | 302 | 103 |
| Context | 8K | 1M |
| Input $/M | $0.65 | $0.40 |
| Output $/M | $0.65 | $2.40 |
| Weights | Open | Proprietary |

## Coding

- Gemma 2 27B: 33.5 (#243)
- Qwen3.5 Plus: —

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| BigCodeBench Instruct | 42.8% | — |
| LiveBench Coding | 36% | — |
| LMArena Coding | 1211 | — |
| BigCodeBench Complete | 52.5% | — |
| ALE-Bench | — | 621.92 |

## Agentic & Tool Use

- Gemma 2 27B: —
- Qwen3.5 Plus: —

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| Vending-Bench 2 | — | 0.54 |

## Reasoning

- Gemma 2 27B: 14.8 (#313)
- Qwen3.5 Plus: 32.0 (#67)

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| DTBench | 48% | 80.5% |
| LMCA | 7.1% | 36.4% |
| Epoch Capabilities Index | 122.06 | 146.79 |
| Chess Puzzles | — | 22% |
| LiveBench Reasoning | 28.1% | — |
| LMArena Hard Prompts | 1199 | — |
| Mystery Game Puzzles | — | 17% |
| LiveBench Data Analysis | 47.9% | — |
| LiveBench | 38.2% | — |

## Math

- Gemma 2 27B: 10.0 (#306)
- Qwen3.5 Plus: 47.9 (#55)

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.4% | 86.7% |
| LiveBench Math | 26.5% | — |
| LMArena Math | 1212 | — |
| MATH Level 5 | 27.9% | — |
| FrontierMath (Feb 2025 set) | — | 21% |
| FrontierMath Tier 4 (v1) | — | 2.1% |

## Knowledge

- Gemma 2 27B: 18.9 (#275)
- Qwen3.5 Plus: 46.0 (#78)

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| GPQA Diamond | 36.5% | 84.8% |
| SimpleQA Verified | — | 25.4% |
| Confabulations | 27.1% | — |
| Vectara Hallucination Rate | — | 10.7% |
| LMArena Expert | 1172 | — |
| MMLU | 75.7% | — |

## Multilingual

- Gemma 2 27B: 38.8 (#221)
- Qwen3.5 Plus: —

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| LMArena Non-English | 1217 | — |
| LMArena Chinese | 1221 | — |
| LMArena French | 1246 | — |
| LMArena German | 1209 | — |
| LMArena Japanese | 1175 | — |
| LMArena Korean | 1174 | — |
| LMArena Russian | 1234 | — |
| LMArena Spanish | 1228 | — |

## Instruction Following

- Gemma 2 27B: 60.7 (#244)
- Qwen3.5 Plus: —

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| LiveBench Instruction Following | 58.1% | — |
| LMArena Instruction Following | 1206 | — |

## Long Context

- Gemma 2 27B: 37.3 (#213)
- Qwen3.5 Plus: 42.9 (#109)

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |
| LMArena Longer Query | 1231 | — |

## Writing & Preference

- Gemma 2 27B: 44.4 (#220)
- Qwen3.5 Plus: —

| Benchmark | Gemma 2 27B | Qwen3.5 Plus |
|---|---|---|
| LMArena Text | 1231 | — |
| LMArena Creative Writing | 1241 | — |
| LMArena Multi-Turn | 1224 | — |
| LiveBench Language | 32.6% | — |

## FAQ

### Is Gemma 2 27B better than Qwen3.5 Plus?

Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 29.2 on the Noometry Index.

### Which is cheaper, Gemma 2 27B or Qwen3.5 Plus?

Gemma 2 27B is cheaper. It lists at $0.65 per million input tokens and $0.65 per million output tokens; Qwen3.5 Plus lists at $0.40 and $2.40.

### Which has the bigger context window?

Qwen3.5 Plus does, with 1M tokens against 8K.

### How many benchmarks do Gemma 2 27B and Qwen3.5 Plus share?

5 benchmarks have published results for both models. Gemma 2 27B has 34 scored results on Noometry and Qwen3.5 Plus has 15.