This is the definitive source for cart abandonment statistics, aggregating data from 50 studies spanning 2006-2025. The average rate of 70.22% represents a massive opportunity—Baymard calculates $260 billion in recoverable lost orders across US and EU e-commerce through checkout optimization alone.

The breakdown of abandonment reasons provides actionable insights: 39% leave due to extra costs, 19% due to forced account creation, 18% due to complex checkout. Essential data for prioritizing UX improvements.

The average documented online shopping cart abandonment rate is 70.22%. This represents $260 billion in recoverable lost orders through better checkout design.