4U by ELVA HSIAO has sold 0 copies on streaming services.
4U certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of |
| Total sales | 0 | Album-equivalent unit |
Total
Sales: 0
Album-equivalent unit
|
Year-end chart performance for 4U
| Chart 2002 | Rank | Sales |
 Taiwanese Albums |
13 | 150,000 |