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Gemini 2.5 Pro Preview 06-05 vs Gemini 3 Pro Preview

Compare Gemini 2.5 Pro Preview 06-05 and Gemini 3 Pro Preview, both from Google AI, tested across 35 shared challenges. Updated April 2026.

Which is better, Gemini 2.5 Pro Preview 06-05 or Gemini 3 Pro Preview?

Gemini 2.5 Pro Preview 06-05 and Gemini 3 Pro Preview are both competitive models. Compare their real outputs side by side below.

Key Differences Between Gemini 2.5 Pro Preview 06-05 and Gemini 3 Pro Preview

Gemini 2.5 Pro Preview 06-05 is made by google while Gemini 3 Pro Preview is from google.

Our Verdict
Gemini 2.5 Pro Preview 06-05
Gemini 2.5 Pro Preview 06-05
Gemini 3 Pro Preview
Gemini 3 Pro Preview

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call
Writing DNA

Style Comparison

Similarity
99%

Gemini 3 Pro Preview uses 5.0x more transitions

Gemini 2.5 Pro Preview 06-05
Gemini 3 Pro Preview
51%Vocabulary58%
15wSentence Length17w
0.31Hedging0.37
4.8Bold7.7
4.1Lists4.8
0.00Emoji0.00
0.98Headings0.90
0.05Transitions0.25
Based on 20 + 23 text responses
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Gemini 2.5 Pro Preview 06-05Gemini 3 Pro Preview

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
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