SO COOL by SISTAR (씨스타) has sold 18,815 copies in Korea.
SO COOL certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Korea |
18,815 | RIAK / Gaon charts |
Korea Sales: 18,815
Certification / note: RIAK / Gaon charts
Certification Date / sales as of:
|
|
| Total sales | 18,815 | (in 1 country) |
Total
Sales: 18,815
(in 1 country)
|
Year-end chart performance for SO COOL
| Chart 2011 | Rank | Sales |
| South Korean Albums (Gaon) |
84 | 18,815 |