Model Comparison

Gemma 4 26B-A4B vs Grok 4.3Which is better in 2026?

Comparing Gemma 4 26B-A4B and Grok 4.3 across benchmarks, pricing, and capabilities.

Verdict: Gemma 4 26B-A4B vs Grok 4.3 — which is better?

Gemma 4 26B-A4B (by Google) and Grok 4.3 (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.

On price, Gemma 4 26B-A4B is roughly 7.9x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Grok 4.3 also accepts a larger context window (1,000,000 input tokens), making it the stronger choice for long documents and large codebases.

Choose Gemma 4 26B-A4B if…

  • cost matters — it's about 7.9x cheaper per token
  • you need open weights you can self-host or fine-tune

Choose Grok 4.3 if…

  • you process long inputs — it offers a 1,000,000 token context window
  • you want the most recent training data — it shipped May 2026

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemma 4 26B-A4B and Grok 4.3don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemma 4 26B-A4B costs less

For input processing, Gemma 4 26B-A4B ($0.13/1M tokens) is 9.6x cheaper than Grok 4.3 ($1.25/1M tokens).

For output processing, Gemma 4 26B-A4B ($0.40/1M tokens) is 6.3x cheaper than Grok 4.3 ($2.50/1M tokens).

In conclusion, Grok 4.3 is more expensive than Gemma 4 26B-A4B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Fri Jul 17 2026 • llm-stats.com
Google
Gemma 4 26B-A4B
Input tokens$0.13
Output tokens$0.40
Best providerNovita
xAI
Grok 4.3
Input tokens$1.25
Output tokens$2.50
Best providerxAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Grok 4.3 accepts 1,000,000 input tokens compared to Gemma 4 26B-A4B's 262,144 tokens. Only Gemma 4 26B-A4B specifies output context (131,072 tokens).

Google
Gemma 4 26B-A4B
Input262,144 tokens
Output131,072 tokens
xAI
Grok 4.3
Input1,000,000 tokens
Output- tokens
Fri Jul 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemma 4 26B-A4B supports multimodal inputs, whereas Grok 4.3 does not.

Gemma 4 26B-A4B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemma 4 26B-A4B

Text
Images
Audio
Video

Grok 4.3

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 4 26B-A4B is licensed under Apache 2.0, while Grok 4.3 uses a proprietary license.

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

Gemma 4 26B-A4B

Apache 2.0

Open weights

Grok 4.3

Proprietary

Closed source

Release Timeline

When each model was launched

Gemma 4 26B-A4B was released on 2026-04-02, while Grok 4.3 was released on 2026-05-06.

Grok 4.3 is 1 month newer than Gemma 4 26B-A4B.

Gemma 4 26B-A4B

Apr 2, 2026

3 months ago

Grok 4.3

May 6, 2026

2 months ago

1mo newer

Knowledge Cutoff

When training data ends

Gemma 4 26B-A4B has a documented knowledge cutoff of 2025-01-01, while Grok 4.3's cutoff date is not specified.

We can confirm Gemma 4 26B-A4B's training data extends to 2025-01-01, but cannot make a direct comparison without Grok 4.3's cutoff date.

Gemma 4 26B-A4B

Jan 2025

Grok 4.3

—

Provider Availability

Gemma 4 26B-A4B is available from Novita. Grok 4.3 is available from xAI.

Gemma 4 26B-A4B

novita logo
Novita
Input Price:Input: $0.13/1MOutput Price:Output: $0.40/1M

Grok 4.3

xai logo
xAI
Input Price:Input: $1.25/1MOutput Price:Output: $2.50/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Supports multimodal inputs
Less expensive input tokens
Less expensive output tokens
Has open weights
xAI
Larger context window (1,000,000 tokens)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemma 4 26B-A4B and Grok 4.3 side-by-side, then vote on the output you prefer.

Gemma 4 26B-A4B
✓ Preferred
Grok 4.3
Open in Playground
AI Model Comparison Table
Feature
Google
Gemma 4 26B-A4B
xAI
Grok 4.3

FAQ

Common questions about Gemma 4 26B-A4B vs Grok 4.3.

Which is better, Gemma 4 26B-A4B or Grok 4.3?

Gemma 4 26B-A4B (Google) and Grok 4.3 (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 4 26B-A4B compare to Grok 4.3 in benchmarks?

Gemma 4 26B-A4B scores AIME 2026: 88.3%, MMMLU: 86.3%, t2-bench: 85.5%, MMLU-Pro: 82.6%, MathVision: 82.4%. Grok 4.3 scores Finance Agent v2: 37.7%, GDPval-AA: 36.7%.

Is Gemma 4 26B-A4B cheaper than Grok 4.3?

Gemma 4 26B-A4B is 9.6x cheaper for input tokens. Gemma 4 26B-A4B costs $0.13/M input and $0.40/M output via novita. Grok 4.3 costs $1.25/M input and $2.50/M output via xai.

What are the context window sizes for Gemma 4 26B-A4B and Grok 4.3?

Gemma 4 26B-A4B supports 262K tokens and Grok 4.3 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemma 4 26B-A4B and Grok 4.3?

Key differences include context window (262K vs 1.0M), input pricing ($0.13 vs $1.25/M), multimodal support (yes vs no), licensing (Apache 2.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemma 4 26B-A4B and Grok 4.3?

Gemma 4 26B-A4B is developed by Google and Grok 4.3 is developed by xAI.

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