Claude Opus 4 vs Gemini 2.5 Pro Preview 06-05
Compare Claude Opus 4 by Anthropic against Gemini 2.5 Pro Preview 06-05 by Google AI, in 93 community votes, gemini 2.5 pro preview 06-05 wins 53% of head-to-head duels, context windows of 200K vs 1.0M, tested across 44 shared challenges. Updated May 2026.
Which is better, Claude Opus 4 or Gemini 2.5 Pro Preview 06-05?
Gemini 2.5 Pro Preview 06-05 is the better choice overall, winning 53% of 93 blind community votes on Rival. Claude Opus 4 costs $15/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05. Context windows: 200K vs 1049K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4 and Gemini 2.5 Pro Preview 06-05
Claude Opus 4 is made by anthropic while Gemini 2.5 Pro Preview 06-05 is from google. Claude Opus 4 has a 200K token context window compared to Gemini 2.5 Pro Preview 06-05's 1049K. On pricing, Claude Opus 4 costs $15/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05. In community voting, In 93 community votes, Gemini 2.5 Pro Preview 06-05 wins 53% of head-to-head duels.
In 93 community votes, Gemini 2.5 Pro Preview 06-05 wins 53% of head-to-head duels. Claude Opus 4 leads in Web Design, while Gemini 2.5 Pro Preview 06-05 leads in Image Generation, Analysis, Conversation. Based on blind community voting from the Rival open dataset of 93+ human preference judgments for this pair.
Per 1M tokens
Gemini 2.5 Pro Preview 06-05 is cheaper on both — 12× input, 7.5× output
Gemini 2.5 Pro Preview 06-05 has the edge overall. In 93 blind votes, Gemini 2.5 Pro Preview 06-05 wins 53% of the time.
Pick Claude Opus 4 for Web Design. Pick Gemini 2.5 Pro Preview 06-05 for Conversation, Reasoning, Analysis. Gemini 2.5 Pro Preview 06-05 is 7.5x cheaper per token — worth considering if cost matters.
Style Comparison
Claude Opus 4 uses 11.2x more emoji
