The AI arena is free today

Open Superagent

Gemma 2 27B vs Grok-3

Grok-3 leads the LLM Stats Score 30.8 to -0.2.

Google · xAI · Updated for 2026

Which is better?

Grok-3 leads the overall LLM Stats Score 30.8 to -0.2, ranking #104 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemma 2 27B

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

Choose Grok-3

  • overall performance matters — it scores 30.8 and ranks #104 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Feb 2025

At a glance

The differences that matter most.

Core performance indexes
-0.2
#308
30.8
#104
-0.6
#305
30.4
#103
-7.9
#244
17.6
#106
Cost, coverage & limits
Benchmark wins
Input price
— / M
$3.00 / M
Output price
— / M
$15.00 / M
Context window
128,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Gemma 2 27B
Grok-3
-0.2#282
29.3#77
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

16 reported for Gemma 2 27B · 5 for Grok-3

No common benchmarks found

Gemma 2 27B and Grok-3don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Grok-3 specifies input context (128,000 tokens). Only Grok-3 specifies output context (8,000 tokens).

Google
Gemma 2 27B
Input- tokens
Output- tokens
xAI
Grok-3
Input128,000 tokens
Output8,000 tokens
Fri Aug 28 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Grok-3 supports multimodal inputs, whereas Gemma 2 27B does not.

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

Gemma 2 27B

Text
Images
Audio
Video

Grok-3

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 2 27B is licensed under Gemma, while Grok-3 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

Grok-3

Proprietary

Closed source

Release Timeline

When each model was launched

Gemma 2 27B was released on 2024-06-27, while Grok-3 was released on 2025-02-17.

Grok-3 is 8 months newer than Gemma 2 27B.

Gemma 2 27B

Jun 27, 2024

2.2 years ago

Grok-3

Feb 17, 2025

1.5 years ago

7mo newer

Knowledge Cutoff

When training data ends

Grok-3 has a documented knowledge cutoff of 2024-11-17, while Gemma 2 27B's cutoff date is not specified.

We can confirm Grok-3's training data extends to 2024-11-17, but cannot make a direct comparison without Gemma 2 27B's cutoff date.

Gemma 2 27B

Grok-3

Nov 2024

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

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

Gemma 2 27B
✓ Preferred
Grok-3
Open in Playground

FAQ

Common questions about Gemma 2 27B vs Grok-3.

Which is better, Gemma 2 27B or Grok-3?

Grok-3 leads the LLM Stats Score 30.8 to -0.2. Gemma 2 27B is made by Google and Grok-3 is made by xAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemma 2 27B compare to Grok-3 in benchmarks?

Gemma 2 27B scores ARC-E: 88.6%, HellaSwag: 86.4%, BoolQ: 84.8%, TriviaQA: 83.7%, Winogrande: 83.7%. Grok-3 scores AIME 2024: 93.3%, AIME 2025: 93.3%, GPQA: 84.6%, LiveCodeBench: 79.4%, MMMU: 78.0%.

What are the context window sizes for Gemma 2 27B and Grok-3?

Gemma 2 27B supports an unknown number of tokens and Grok-3 supports 128K 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 Grok-3?

Key differences include LLM Stats Score (-0.2 vs 30.8), 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 Grok-3?

Gemma 2 27B is developed by Google and Grok-3 is developed by xAI.