Model Comparison

Gemma 2 27B vs Claude 3 OpusWhich is better in 2026?

Claude 3 Opus significantly outperforms across most benchmarks.

Verdict: Gemma 2 27B vs Claude 3 Opus — which is better?

Gemma 2 27B (by Google) and Claude 3 Opus (by Anthropic) 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.

Gemma 2 27B outperforms in 0 benchmarks, while Claude 3 Opus is better at 6 benchmarks (ARC-C, GSM8k, HellaSwag, HumanEval, MATH, MMLU). Claude 3 Opus significantly outperforms across most benchmarks.

Choose Gemma 2 27B if…

  • you want the most recent training data — it shipped Jun 2024
  • you need open weights you can self-host or fine-tune

Choose Claude 3 Opus if…

  • you want the strongest raw capability — it leads on 6 of 6 shared benchmarks

Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

Gemma 2 27B outperforms in 0 benchmarks, while Claude 3 Opus is better at 6 benchmarks (ARC-C, GSM8k, HellaSwag, HumanEval, MATH, MMLU).

Claude 3 Opus significantly outperforms across most benchmarks.

Sat Jun 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Claude 3 Opus specifies input context (200,000 tokens). Only Claude 3 Opus specifies output context (200,000 tokens).

Google
Gemma 2 27B
Input- tokens
Output- tokens
Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
Sat Jun 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude 3 Opus supports multimodal inputs, whereas Gemma 2 27B does not.

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

Gemma 2 27B

Text
Images
Audio
Video

Claude 3 Opus

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 2 27B is licensed under Gemma, while Claude 3 Opus 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

Claude 3 Opus

Proprietary

Closed source

Release Timeline

When each model was launched

Gemma 2 27B was released on 2024-06-27, while Claude 3 Opus was released on 2024-02-29.

Gemma 2 27B is 4 months newer than Claude 3 Opus.

Gemma 2 27B

Jun 27, 2024

2.0 years ago

3mo newer
Claude 3 Opus

Feb 29, 2024

2.3 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
Has open weights
Anthropic
Larger context window (200,000 tokens)
Supports multimodal inputs
Higher ARC-C score (96.4% vs 71.4%)
Higher GSM8k score (95.0% vs 74.0%)
Higher HellaSwag score (95.4% vs 86.4%)
Higher HumanEval score (84.9% vs 51.8%)
Higher MATH score (60.1% vs 42.3%)
Higher MMLU score (86.8% vs 75.2%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemma 2 27B and Claude 3 Opus side-by-side, then vote on the output you prefer.

Gemma 2 27B
✓ Preferred
Claude 3 Opus
Open in Playground
AI Model Comparison Table
Feature
Google
Gemma 2 27B
Anthropic
Claude 3 Opus

FAQ

Common questions about Gemma 2 27B vs Claude 3 Opus.

Which is better, Gemma 2 27B or Claude 3 Opus?

Claude 3 Opus significantly outperforms across most benchmarks. Gemma 2 27B is made by Google and Claude 3 Opus is made by Anthropic. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemma 2 27B compare to Claude 3 Opus in benchmarks?

Gemma 2 27B scores ARC-E: 88.6%, HellaSwag: 86.4%, BoolQ: 84.8%, TriviaQA: 83.7%, Winogrande: 83.7%. Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%.

What are the context window sizes for Gemma 2 27B and Claude 3 Opus?

Gemma 2 27B supports an unknown number of tokens and Claude 3 Opus supports 200K 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 Claude 3 Opus?

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 Claude 3 Opus?

Gemma 2 27B is developed by Google and Claude 3 Opus is developed by Anthropic.

Related comparisons