Model Comparison

Gemini Diffusion vs Gemma 3 27BWhich is better in 2026?

Both models are evenly matched across the benchmarks.

Verdict: Gemini Diffusion vs Gemma 3 27B — which is better?

Gemini Diffusion (by Google) and Gemma 3 27B (by Google) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Gemini Diffusion outperforms in 3 benchmarks (HumanEval, LiveCodeBench, MBPP), while Gemma 3 27B is better at 3 benchmarks (BIG-Bench Extra Hard, Global-MMLU-Lite, GPQA). Both models are evenly matched across the benchmarks.

Choose Gemini Diffusion if…

  • you want the most recent training data — it shipped May 2025

Choose Gemma 3 27B if…

  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

Gemini Diffusion outperforms in 3 benchmarks (HumanEval, LiveCodeBench, MBPP), while Gemma 3 27B is better at 3 benchmarks (BIG-Bench Extra Hard, Global-MMLU-Lite, GPQA).

Both models are evenly matched across the benchmarks.

Tue Jul 21 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Gemma 3 27B specifies input context (131,072 tokens). Only Gemma 3 27B specifies output context (131,072 tokens).

Google
Gemini Diffusion
Input- tokens
Output- tokens
Google
Gemma 3 27B
Input131,072 tokens
Output131,072 tokens
Tue Jul 21 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemma 3 27B supports multimodal inputs, whereas Gemini Diffusion does not.

Gemma 3 27B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini Diffusion

Text
Images
Audio
Video

Gemma 3 27B

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini Diffusion is licensed under a proprietary license, while Gemma 3 27B uses Gemma.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini Diffusion

Proprietary

Closed source

Gemma 3 27B

Gemma

Open weights

Release Timeline

When each model was launched

Gemini Diffusion was released on 2025-05-20, while Gemma 3 27B was released on 2025-03-12.

Gemini Diffusion is 2 months newer than Gemma 3 27B.

Gemini Diffusion

May 20, 2025

1.2 years ago

2mo newer
Gemma 3 27B

Mar 12, 2025

1.4 years ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Higher HumanEval score (89.6% vs 87.8%)
Higher LiveCodeBench score (30.9% vs 29.7%)
Higher MBPP score (76.0% vs 74.4%)
Google
Larger context window (131,072 tokens)
Supports multimodal inputs
Has open weights
Higher BIG-Bench Extra Hard score (19.3% vs 15.0%)
Higher Global-MMLU-Lite score (75.1% vs 69.1%)
Higher GPQA score (42.4% vs 40.4%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemini Diffusion and Gemma 3 27B side-by-side, then vote on the output you prefer.

Gemini Diffusion
✓ Preferred
Gemma 3 27B
Open in Playground
AI Model Comparison Table
Feature
Google
Gemini Diffusion
Google
Gemma 3 27B

FAQ

Common questions about Gemini Diffusion vs Gemma 3 27B.

Which is better, Gemini Diffusion or Gemma 3 27B?

Both models are evenly matched across the benchmarks. Gemini Diffusion is made by Google and Gemma 3 27B is made by Google. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini Diffusion compare to Gemma 3 27B in benchmarks?

Gemini Diffusion scores HumanEval: 89.6%, MBPP: 76.0%, Global-MMLU-Lite: 69.1%, LBPP (v2): 56.8%, BigCodeBench: 45.4%. Gemma 3 27B scores GSM8k: 95.9%, IFEval: 90.4%, MATH: 89.0%, HumanEval: 87.8%, BIG-Bench Hard: 87.6%.

What are the context window sizes for Gemini Diffusion and Gemma 3 27B?

Gemini Diffusion supports an unknown number of tokens and Gemma 3 27B supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini Diffusion and Gemma 3 27B?

Key differences include multimodal support (no vs yes), licensing (Proprietary vs Gemma). See the full comparison above for benchmark-by-benchmark results.

Related comparisons