built by extend.ai

Gemini 3 Flash vs Sonnet 4.5

Head-to-head OCR comparison · 21 battles · Updated May 10, 2026

Gemini 3 Flash
Sonnet 4.5
Matchup66.7%(14W-7L)33.3%(7W-14L)
Overall66.8%(310W-99L)40.7%(705W-805L)
ELO17171481
Rank#1#14

In head-to-head OCR battles, Gemini 3 Flash outperforms Sonnet 4.5 with a 66.7% win rate across 21 matchups. Gemini 3 Flash currently ranks #1 on the OCR Arena leaderboard with an ELO rating of 1717, while Sonnet 4.5 holds position #14 with an ELO of 1481. These rankings are based on blind community voting where users compare OCR outputs without knowing which model produced each result.

Try it yourself

Test these models on your own documents in the playground.

Open Playground →

Other comparisons

Gemini 3 Flash vs Sonnet 4.5 - OCR Model Comparison | OCR Arena