Model Comparison

Gemma 2 27B vs GPT-5.6 SolWhich is better in 2026?

Comparing Gemma 2 27B and GPT-5.6 Sol across benchmarks, pricing, and capabilities.

Verdict: Gemma 2 27B vs GPT-5.6 Sol — which is better?

Gemma 2 27B (by Google) and GPT-5.6 Sol (by OpenAI) 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.

Choose Gemma 2 27B if…

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

Choose GPT-5.6 Sol if…

  • you want the most recent training data — it shipped Jul 2026

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemma 2 27B and GPT-5.6 Soldon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only GPT-5.6 Sol specifies input context (1,050,000 tokens). Only GPT-5.6 Sol specifies output context (128,000 tokens).

Google
Gemma 2 27B
Input- tokens
Output- tokens
OpenAI
GPT-5.6 Sol
Input1,050,000 tokens
Output128,000 tokens
Sat Jul 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

GPT-5.6 Sol supports multimodal inputs, whereas Gemma 2 27B does not.

GPT-5.6 Sol can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemma 2 27B

Text
Images
Audio
Video

GPT-5.6 Sol

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 2 27B is licensed under Gemma, while GPT-5.6 Sol uses a proprietary license.

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

Gemma 2 27B

Gemma

Open weights

GPT-5.6 Sol

Proprietary

Closed source

Release Timeline

When each model was launched

Gemma 2 27B was released on 2024-06-27, while GPT-5.6 Sol was released on 2026-07-09.

GPT-5.6 Sol is 25 months newer than Gemma 2 27B.

Gemma 2 27B

Jun 27, 2024

2.1 years ago

GPT-5.6 Sol

Jul 9, 2026

1 weeks ago

2.0yr newer

Knowledge Cutoff

When training data ends

GPT-5.6 Sol has a documented knowledge cutoff of 2026-02-16, while Gemma 2 27B's cutoff date is not specified.

We can confirm GPT-5.6 Sol's training data extends to 2026-02-16, but cannot make a direct comparison without Gemma 2 27B's cutoff date.

Gemma 2 27B

—

GPT-5.6 Sol

Feb 2026

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Has open weights
OpenAI
Larger context window (1,050,000 tokens)
Supports multimodal inputs

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemma 2 27B and GPT-5.6 Sol side-by-side, then vote on the output you prefer.

Gemma 2 27B
✓ Preferred
GPT-5.6 Sol
Open in Playground
AI Model Comparison Table
Feature
Google
Gemma 2 27B
OpenAI
GPT-5.6 Sol

FAQ

Common questions about Gemma 2 27B vs GPT-5.6 Sol.

Which is better, Gemma 2 27B or GPT-5.6 Sol?

Gemma 2 27B (Google) and GPT-5.6 Sol (OpenAI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Gemma 2 27B compare to GPT-5.6 Sol in benchmarks?

Gemma 2 27B scores ARC-E: 88.6%, HellaSwag: 86.4%, BoolQ: 84.8%, TriviaQA: 83.7%, Winogrande: 83.7%. GPT-5.6 Sol scores Connectors: 100.0%, Capture-the-Flag Challenges (Internal): 96.7%, HealthBench Consensus: 95.5%, GPQA: 94.6%, MRCR v2 (8-needle): 91.5%.

What are the context window sizes for Gemma 2 27B and GPT-5.6 Sol?

Gemma 2 27B supports an unknown number of tokens and GPT-5.6 Sol supports 1.1M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemma 2 27B and GPT-5.6 Sol?

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

Who makes Gemma 2 27B and GPT-5.6 Sol?

Gemma 2 27B is developed by Google and GPT-5.6 Sol is developed by OpenAI.

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