Sonnet 4.5 vs Iris
Head-to-head OCR comparison · 29 battles · Updated March 28, 2026
In head-to-head OCR battles, Sonnet 4.5 outperforms Iris with a 55.2% win rate across 29 matchups. Sonnet 4.5 currently ranks #12 on the OCR Arena leaderboard with an ELO rating of 1521, while Iris holds position #15 with an ELO of 1484. These rankings are based on blind community voting where users compare OCR outputs without knowing which model produced each result.
Other comparisons
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