Model Comparison

Gemma 3n E2B vs Grok 4.5Which is better in 2026?

Comparing Gemma 3n E2B and Grok 4.5 across benchmarks, pricing, and capabilities.

Verdict: Gemma 3n E2B vs Grok 4.5 — which is better?

Gemma 3n E2B (by Google) and Grok 4.5 (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 E2B if…

  • you are already invested in the Google ecosystem

Choose Grok 4.5 if…

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

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemma 3n E2B and Grok 4.5don'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 4.5 specifies input context (500,000 tokens).

Google
Gemma 3n E2B
Input- tokens
Output- tokens
xAI
Grok 4.5
Input500,000 tokens
Output- tokens
Sat Jul 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemma 3n E2B and Grok 4.5 support multimodal inputs.

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

Gemma 3n E2B

Text
Images
Audio
Video

Grok 4.5

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 E2B

Proprietary

Closed source

Grok 4.5

Proprietary

Closed source

Release Timeline

When each model was launched

Gemma 3n E2B was released on 2025-06-26, while Grok 4.5 was released on 2026-07-16.

Grok 4.5 is 13 months newer than Gemma 3n E2B.

Gemma 3n E2B

Jun 26, 2025

1.1 years ago

Grok 4.5

Jul 16, 2026

1 weeks ago

1.1yr newer

Knowledge Cutoff

When training data ends

Gemma 3n E2B has a knowledge cutoff of 2024-06-01, while Grok 4.5 has a cutoff of 2026-02-01.

Grok 4.5 has more recent training data (up to 2026-02-01), making it potentially better informed about events through that date compared to Gemma 3n E2B (2024-06-01).

Gemma 3n E2B

Jun 2024

Grok 4.5

Feb 2026

1.7 yr newer

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google

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

xAI
Larger context window (500,000 tokens)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemma 3n E2B and Grok 4.5 side-by-side, then vote on the output you prefer.

Gemma 3n E2B
✓ Preferred
Grok 4.5
Open in Playground
AI Model Comparison Table
Feature
Google
Gemma 3n E2B
xAI
Grok 4.5

FAQ

Common questions about Gemma 3n E2B vs Grok 4.5.

Which is better, Gemma 3n E2B or Grok 4.5?

Gemma 3n E2B (Google) and Grok 4.5 (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 E2B compare to Grok 4.5 in benchmarks?

Gemma 3n E2B scores PIQA: 78.9%, BoolQ: 76.4%, ARC-E: 75.8%, HellaSwag: 72.2%, Winogrande: 66.8%. Grok 4.5 scores GPQA: 93.0%, Terminal-Bench 2.1: 83.3%, Artificial Analysis Coding Agent Index v1.1: 76.0%, SWE-Bench Pro: 64.7%, AA-Omniscience Index: 63.0%.

What are the context window sizes for Gemma 3n E2B and Grok 4.5?

Gemma 3n E2B supports an unknown number of tokens and Grok 4.5 supports 500K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

Who makes Gemma 3n E2B and Grok 4.5?

Gemma 3n E2B is developed by Google and Grok 4.5 is developed by xAI.

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