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Claude Opus 4.5 vs Google: Gemma 4 31B

Compare Claude Opus 4.5 by Anthropic against Google: Gemma 4 31B by Google AI, tested across 44 shared challenges. Updated April 2026.

Which is better, Claude Opus 4.5 or Google: Gemma 4 31B?

Claude Opus 4.5 and Google: Gemma 4 31B are both competitive models. Compare their real outputs side by side below.

Key Differences Between Claude Opus 4.5 and Google: Gemma 4 31B

Claude Opus 4.5 is made by anthropic while Google: Gemma 4 31B is from google.

Our Verdict
Claude Opus 4.5
Claude Opus 4.5
Google: Gemma 4 31B
Google: Gemma 4 31B

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
100%

Google: Gemma 4 31B uses 3.1x more transitions

Claude Opus 4.5
Google: Gemma 4 31B
64%Vocabulary57%
55wSentence Length18w
0.86Hedging0.37
5.8Bold7.1
4.5Lists4.0
0.15Emoji0.24
1.59Headings0.94
0.05Transitions0.16
Based on 24 + 23 text responses
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