3121 by PRINCE has sold 575,000 copies in Switzerland, United Kingdom and United States.
3121 certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Switzerland |
15,000 | 1x Gold | 2006 |
Switzerland Sales: 15,000
Certification / note: 1x Gold
Certification Date / sales as of: 2006
|
 United Kingdom |
60,000 | 1x Silver | 22 July, 2013 |
United Kingdom Sales: 60,000
Certification / note: 1x Silver
Certification Date / sales as of: 22 July, 2013
|
 United States |
500,000 | 1x Gold | 26 June, 2006 |
United States Sales: 500,000
Certification / note: 1x Gold
Certification Date / sales as of: 26 June, 2006
|
| Total sales | 575,000 | (in 3 countries) |
Total
Sales: 575,000
(in 3 countries)
|
Year-end chart performance for 3121
| Chart 2006 | Rank | Sales |
 Belgian Albums (Ultratop Flanders) |
75 | |
 Dutch Albums (Album Top 100) |
53 | |
 French Albums (SNEP) |
193 | |
 German Albums (Offizielle Top 100) |
97 | |
| Swiss Albums (Schweizer Hitparade) |
60 | |
| US Albums (Billboard 200) |
134 |