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Opus 4.6 (Low) vs Sonnet 4.5

Head-to-head OCR comparison · 9 battles · Updated April 8, 2026

Opus 4.6 (Low)
Sonnet 4.5
Matchup77.8%(7W-2L)22.2%(2W-7L)
Overall52.0%(141W-90L)41.0%(691W-778L)
ELO15881515
Rank#10#12

In head-to-head OCR battles, Opus 4.6 (Low) outperforms Sonnet 4.5 with a 77.8% win rate across 9 matchups. Opus 4.6 (Low) currently ranks #10 on the OCR Arena leaderboard with an ELO rating of 1588, while Sonnet 4.5 holds position #12 with an ELO of 1515. These rankings are based on blind community voting where users compare OCR outputs without knowing which model produced each result.

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Opus 4.6 (Low) vs Sonnet 4.5 - OCR Model Comparison | OCR Arena