Sonnet 4.5 vs Gemini 2.5 Flash
Head-to-head OCR comparison · 103 battles · Updated August 24, 2026
In head-to-head OCR battles, Gemini 2.5 Flash outperforms Sonnet 4.5 with a 58.3% win rate across 103 matchups. Gemini 2.5 Flash currently ranks #7 on the OCR Arena leaderboard with an ELO rating of 1649, while Sonnet 4.5 holds position #9 with an ELO of 1557. These rankings are based on blind community voting where users compare OCR outputs without knowing which model produced each result.
Other comparisons
vs Gemini 3 Flashvs Opus 4.5 (Low)vs Opus 4.6 (Low)vs Opus 4.6 (Adaptive)vs Opus 4.6 (Medium)vs Opus 4.5 (Medium)vs Gemini 2.5 Provs Qwen3-VL-8Bvs Mistral OCR v3vs Nanonets2-3Bvs dots.ocrvs Gemini 3 Previewvs olmOCR 2vs GPT-5.1 (Low)vs GPT-5.1 (Medium)vs DeepSeek OCRvs GPT-5 (Low)vs GPT-5 (Medium)vs GLM-OCRvs GPT-5.2 (Medium)vs GPT-5.2 (None)vs Iris