Model Comparison

Gemma 3n E4B vs Grok-2Which is better in 2026?

Comparing Gemma 3n E4B and Grok-2 across benchmarks, pricing, and capabilities.

Verdict: Gemma 3n E4B vs Grok-2 — which is better?

Gemma 3n E4B (by Google) and Grok-2 (by xAI) 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 3n E4B if…

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

Choose Grok-2 if…

  • you want predictable pricing at $2.00/M input and $10.00/M output
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Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemma 3n E4B and Grok-2don'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 Grok-2 specifies input context (128,000 tokens). Only Grok-2 specifies output context (8,000 tokens).

Google
Gemma 3n E4B
Input- tokens
Output- tokens
xAI
Grok-2
Input128,000 tokens
Output8,000 tokens
Wed Jun 24 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemma 3n E4B and Grok-2 support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemma 3n E4B

Text
Images
Audio
Video

Grok-2

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemma 3n E4B

Proprietary

Closed source

Grok-2

Proprietary

Closed source

Release Timeline

When each model was launched

Gemma 3n E4B was released on 2025-06-26, while Grok-2 was released on 2024-08-13.

Gemma 3n E4B is 11 months newer than Grok-2.

Gemma 3n E4B

Jun 26, 2025

12 months ago

10mo newer
Grok-2

Aug 13, 2024

1.9 years ago

Knowledge Cutoff

When training data ends

Gemma 3n E4B has a documented knowledge cutoff of 2024-06-01, while Grok-2's cutoff date is not specified.

We can confirm Gemma 3n E4B's training data extends to 2024-06-01, but cannot make a direct comparison without Grok-2's cutoff date.

Gemma 3n E4B

Jun 2024

Grok-2

—

Outputs Comparison

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Key Takeaways

Google

No standout differentiators in the data we have for this pair.

xAI
Larger context window (128,000 tokens)

Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemma 3n E4B
xAI
Grok-2

FAQ

Common questions about Gemma 3n E4B vs Grok-2.

Which is better, Gemma 3n E4B or Grok-2?

Gemma 3n E4B (Google) and Grok-2 (xAI) 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 3n E4B compare to Grok-2 in benchmarks?

Gemma 3n E4B scores ARC-E: 81.6%, BoolQ: 81.6%, PIQA: 81.0%, HellaSwag: 78.6%, Winogrande: 71.7%. Grok-2 scores DocVQA: 93.6%, HumanEval: 88.4%, MMLU: 87.5%, MATH: 76.1%, MMLU-Pro: 75.5%.

What are the context window sizes for Gemma 3n E4B and Grok-2?

Gemma 3n E4B supports an unknown number of tokens and Grok-2 supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

Who makes Gemma 3n E4B and Grok-2?

Gemma 3n E4B is developed by Google and Grok-2 is developed by xAI.

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