# Gemma 4 12B vs Qwen3.5-27B

> Side-by-side benchmark comparison for Gemma 4 12B and Qwen3.5-27B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemma-4-12b-vs-qwen3-5-27b
- Last updated: September 28, 2026

- Shared sourced benchmarks: 3
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Evidence is too thin for a benchmark verdict: Gemma 4 12B and Qwen3.5-27B share only 3 sourced benchmark rows.

## Summary

- Only 3 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Qwen3.5-27B has the larger published context window at 262K.

## Model Snapshot

| Property | Gemma 4 12B | Qwen3.5-27B |
|----------|----------|----------|
| Creator | Google | Alibaba |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 256K | 262K |
| Independent public score (not head-to-head) | 28.4 | 43.76 |
| Benchmarks Covered | 12 | 16 |
| Pricing (input/output) | N/A | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: Coming soon
- Qwen3.5-27B public-lane score: 32.5 (Estimated · #74/117)

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | Coming soon | 41.6% | Coming soon |
| BrowseComp | Coming soon | 61% | Coming soon |
| OSWorld-Verified | Coming soon | 56.2% | Coming soon |
| Gert Labs | Coming soon | 39.41% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: 22 (Estimated · #116/142)
- Qwen3.5-27B public-lane score: 32.4 (Estimated · #86/142)

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench v6 | 72.0% | Coming soon | Coming soon |
| SWE-bench Verified | Coming soon | 72.4% | Coming soon |
| SWE-Rebench | Coming soon | 58.9% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: 34.9 (Unranked · 4 rankable rows)
- Qwen3.5-27B public-lane score: 52.7 (Unranked · 3 rankable rows)

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| BBH | 53% | Coming soon | Coming soon |
| MRCRv2 | 43.4% | Coming soon | Coming soon |
| LongBench v2 | Coming soon | 60.6% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: 27.2 (#46/50)
- Qwen3.5-27B public-lane score: 71.6 (Unranked · 3 rankable rows)

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 69.1% | Coming soon | Coming soon |
| MathVision | 79.7% | 86.0% | Qwen3.5-27B |
| MedXpertQA (MM) | 48.7% | Coming soon | Coming soon |
| MMMU | Coming soon | 82.3% | Coming soon |
| MMVU | Coming soon | 73.3% | Coming soon |
| V* | Coming soon | 93.7% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: 31.1 (Supported · #134/168)
- Qwen3.5-27B public-lane score: 42.3 (Supported · #87/168)

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 78.8% | 85.5% | Qwen3.5-27B |
| GPQA-D | 78.8% | Coming soon | Coming soon |
| MMLU-Pro | 77.2% | 86.1% | Qwen3.5-27B |
| HLE w/o tools | 5.2% | Coming soon | Coming soon |
| MMMLU | 83.4% | Coming soon | Coming soon |
| SuperGPQA | Coming soon | 65.6% | Coming soon |

### Multilingual

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: Coming soon
- Qwen3.5-27B public-lane score: 36.8 (#9/12)

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 82.2% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: 88.7 (#22/124)
- Qwen3.5-27B public-lane score: 91.5 (#13/124)

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 95% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Gemma 4 12B public-lane score: 53 (Unranked · 1 rankable row)
- Qwen3.5-27B public-lane score: Coming soon

| Benchmark | Gemma 4 12B | Qwen3.5-27B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 77.5% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between Gemma 4 12B and Qwen3.5-27B?

Not yet. The models share only 3 sourced benchmark rows, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [Gemma 4 12B vs Gemma 4 26B A4B](/compare/gemma-4-12b-vs-gemma-4-26b-a4b)
- [Qwen3.5-27B vs Gemma 4 26B A4B](/compare/gemma-4-26b-a4b-vs-qwen3-5-27b)
- [Gemma 4 12B vs Gemma 4 31B](/compare/gemma-4-12b-vs-gemma-4-31b)
- [Qwen3.5-27B vs Gemma 4 31B](/compare/gemma-4-31b-vs-qwen3-5-27b)

## Explore More

- [Gemma 4 12B profile](/models/gemma-4-12b)
- [Qwen3.5-27B profile](/models/qwen3-5-27b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)