Google: Gemma 4 26B A4B vs Grok 4.20 Beta

Compare Google: Gemma 4 26B A4B by Google AI against Grok 4.20 Beta by xAI, context windows of 262K vs 2.0M, tested across 53 shared challenges. Updated April 2026.

Which is better, Google: Gemma 4 26B A4B or Grok 4.20 Beta?

Google: Gemma 4 26B A4B and Grok 4.20 Beta are both competitive models. Google: Gemma 4 26B A4B costs $0.13/M input tokens vs $2/M for Grok 4.20 Beta. Context windows: 262K vs 2000K tokens. Compare their real outputs side by side below.

Key Differences Between Google: Gemma 4 26B A4B and Grok 4.20 Beta

Google: Gemma 4 26B A4B is made by google while Grok 4.20 Beta is from xai. Google: Gemma 4 26B A4B has a 262K token context window compared to Grok 4.20 Beta's 2000K. On pricing, Google: Gemma 4 26B A4B costs $0.13/M input tokens vs $2/M for Grok 4.20 Beta.

Our Verdict
Grok 4.20 Beta
Grok 4.20 Beta
Google: Gemma 4 26B A4B
Google: Gemma 4 26B A4BRunner-up

No community votes yet. On paper, Grok 4.20 Beta has the edge — bigger model tier, bigger context window.

Google: Gemma 4 26B A4B is 15x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
100%

Google: Gemma 4 26B A4B uses 1.6x more bold

Google: Gemma 4 26B A4B
Grok 4.20 Beta
58%Vocabulary57%
18wSentence Length20w
0.31Hedging0.35
6.8Bold4.2
3.3Lists3.7
0.00Emoji0.00
0.74Headings0.62
0.15Transitions0.14
Based on 27 + 23 text responses
vs

Ask them anything yourself

Google: Gemma 4 26B A4BGrok 4.20 Beta

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
FAQ

Common questions