Gemini 2.5 Pro Preview 06-05 vs Google: Gemma 4 26B A4B

Compare Gemini 2.5 Pro Preview 06-05 and Google: Gemma 4 26B A4B, both from Google AI, context windows of 1.0M vs 262K, tested across 38 shared challenges. Updated April 2026.

Which is better, Gemini 2.5 Pro Preview 06-05 or Google: Gemma 4 26B A4B?

Gemini 2.5 Pro Preview 06-05 and Google: Gemma 4 26B A4B are both competitive models. Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens vs $0.13/M for Google: Gemma 4 26B A4B. Context windows: 1049K vs 262K tokens. Compare their real outputs side by side below.

Key Differences Between Gemini 2.5 Pro Preview 06-05 and Google: Gemma 4 26B A4B

Gemini 2.5 Pro Preview 06-05 is made by google while Google: Gemma 4 26B A4B is from google. Gemini 2.5 Pro Preview 06-05 has a 1049K token context window compared to Google: Gemma 4 26B A4B's 262K. On pricing, Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens vs $0.13/M for Google: Gemma 4 26B A4B.

Our Verdict
Gemini 2.5 Pro Preview 06-05
Gemini 2.5 Pro Preview 06-05
Google: Gemma 4 26B A4B
Google: Gemma 4 26B A4BRunner-up

No community votes yet. On paper, Gemini 2.5 Pro Preview 06-05 has the edge — bigger model tier, bigger context window.

Google: Gemma 4 26B A4B is 25x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
94%

Google: Gemma 4 26B A4B uses 3.0x more transitions

Gemini 2.5 Pro Preview 06-05
Google: Gemma 4 26B A4B
51%Vocabulary58%
15wSentence Length18w
0.31Hedging0.31
4.8Bold6.8
4.1Lists3.3
0.00Emoji0.00
0.98Headings0.74
0.05Transitions0.15
Based on 20 + 27 text responses
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Gemini 2.5 Pro Preview 06-05Google: Gemma 4 26B A4B
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