Claude 2 vs Claude 3.7 Thinking Sonnet

Compare Claude 2 and Claude 3.7 Thinking Sonnet, both from Anthropic, in 6 community votes, claude 2 wins 100% of head-to-head duels, context windows of 100K vs 200K, tested across 5 shared challenges. Updated February 2026.

In 6 community votes, Claude 2 wins 100% of head-to-head duels. Claude 2 leads in Web Design, Image Generation. Based on blind community voting from the RIVAL open dataset of 6+ human preference judgments for this pair.

Web Design: Claude 2 wins 100% of votes
Image Generation: Claude 2 wins 100% of votes
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