According to Sony Music Japan, ON THE 6 by JENNIFER LOPEZ has sold 7,000,000 copies worldwide. The album sold best in United States (3,000,000 copies), Canada (500,000 copies) and United Kingdom (300,000 copies).
ON THE 6 certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Argentina |
30,000 | 1x Gold | 10 June, 1999 |
Argentina Sales: 30,000
Certification / note: 1x Gold
Certification Date / sales as of: 10 June, 1999
|
 Australia |
70,000 | 1x Platinum | JANUARY 2002 |
Australia Sales: 70,000
Certification / note: 1x Platinum
Certification Date / sales as of: JANUARY 2002
|
 Austria |
25,000 | 1x Gold | 21 March, 2001 |
Austria Sales: 25,000
Certification / note: 1x Gold
Certification Date / sales as of: 21 March, 2001
|
 Belgium |
25,000 | 1x Gold |
Belgium Sales: 25,000
Certification / note: 1x Gold
Certification Date / sales as of:
|
|
 Canada |
500,000 | 5x Platinum | 2001 |
Canada Sales: 500,000
Certification / note: 5x Platinum
Certification Date / sales as of: 2001
|
 France |
200,000 | 2x Gold | 2001 |
France Sales: 200,000
Certification / note: 2x Gold
Certification Date / sales as of: 2001
|
 Germany |
250,000 | 1x Gold | 1999 |
Germany Sales: 250,000
Certification / note: 1x Gold
Certification Date / sales as of: 1999
|
 Grecce |
15,000 | 1x Gold |
Grecce Sales: 15,000
Certification / note: 1x Gold
Certification Date / sales as of:
|
|
 Japan |
114,120 | 1x Gold | August 1999 |
Japan Sales: 114,120
Certification / note: 1x Gold
Certification Date / sales as of: August 1999
|
 Korea |
15,560 | RIAK / Gaon charts |
Korea Sales: 15,560
Certification / note: RIAK / Gaon charts
Certification Date / sales as of:
|
|
 Netherlands |
80,000 | 1x Platinum | 2000 |
Netherlands Sales: 80,000
Certification / note: 1x Platinum
Certification Date / sales as of: 2000
|
 New Zealand |
7,500 | 1x Gold |
New Zealand Sales: 7,500
Certification / note: 1x Gold
Certification Date / sales as of:
|
|
 Poland |
100,000 | 1x Platinum | 2002 |
Poland Sales: 100,000
Certification / note: 1x Platinum
Certification Date / sales as of: 2002
|
 Spain |
200,000 | 2x Platinum | 2000 |
Spain Sales: 200,000
Certification / note: 2x Platinum
Certification Date / sales as of: 2000
|
 Switzerland |
50,000 | 1x Platinum | 2000 |
Switzerland Sales: 50,000
Certification / note: 1x Platinum
Certification Date / sales as of: 2000
|
 United Kingdom |
300,000 | 1x Platinum | 1 July, 2016 |
United Kingdom Sales: 300,000
Certification / note: 1x Platinum
Certification Date / sales as of: 1 July, 2016
|
 United States |
3,000,000 | 3x Platinum | 10 May, 2000 |
United States Sales: 3,000,000
Certification / note: 3x Platinum
Certification Date / sales as of: 10 May, 2000
|
 Europe (IFPI) |
1,000,000 | 1x Platinum | 1999 |
Europe (IFPI) Sales: 1,000,000
Certification / note: 1x Platinum
Certification Date / sales as of: 1999
|
| Worldwide sales | 7,000,000 | Sony Music Japan |
Total
Sales: 7,000,000
Source: Sony Music Japan
|
Year-end chart performance for ON THE 6
| Chart 1999 | Rank | Sales |
| Australian Albums (ARIA) |
79 | >35,000 |
| Austrian Albums (Ö3 Austria) |
40 | |
| Belgian Albums (Ultratop Flanders) |
59 | |
| Belgian Albums (Ultratop Wallonia) |
35 | |
| Canadian Albums (RPM) |
17 | |
| Dutch Albums (Album Top 100) |
57 | |
 European Albums (Music & Media) |
39 | |
| French Albums (SNEP) |
66 | |
| German Albums (Offizielle Top 100) |
32 | |
| Spanish Albums (PROMUSICAE) |
34 | |
| Swiss Albums (Schweizer Hitparade) |
44 | |
| UK Albums |
115 | 140,000 |
| US Albums (Billboard 200) |
50 | |
| US Albums (Soundscan) |
31 | 1,900,000 |
| Chart 2000 | Rank | Sales |
| Australian Albums (ARIA) |
98 | |
| Belgian Albums (Ultratop Flanders) |
87 | |
| Canadian Albums (SoundScan) |
129 | |
| Dutch Albums (Album Top 100) |
60 | |
| German Albums (Offizielle Top 100) |
82 | |
| US Albums (Billboard 200) |
101 | |
| Chart 2003 | Rank | Sales |
| Belgian Albums (Ultratop Flanders) |
94 |