GREATEST HITS / THE BEST by ETERNAL has sold 1,515,000 copies in 7 countries. The album sold best in United Kingdom (900,000 copies), Spain (300,000 copies) and France (100,000 copies).
GREATEST HITS / THE BEST certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 France |
100,000 | 1x Gold | 1998 |
France Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 1998
|
 Japan |
100,000 | 1x Gold | January 1998 |
Japan Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: January 1998
|
 Netherlands |
50,000 | 1x Gold | 1999 |
Netherlands Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 1999
|
 New Zealand |
15,000 | 1x Platinum |
New Zealand Sales: 15,000
Certification / note: 1x Platinum
Certification Date / sales as of:
|
|
 Norway |
50,000 | 1x Platinum | 1998 |
Norway Sales: 50,000
Certification / note: 1x Platinum
Certification Date / sales as of: 1998
|
 Spain |
300,000 | 3x Platinum | 1998 |
Spain Sales: 300,000
Certification / note: 3x Platinum
Certification Date / sales as of: 1998
|
 United Kingdom |
900,000 | 3x Platinum | 24 April, 1998 |
United Kingdom Sales: 900,000
Certification / note: 3x Platinum
Certification Date / sales as of: 24 April, 1998
|
 Europe (IFPI) |
1,000,000 | 1x Platinum | 1998 |
Europe (IFPI) Sales: 1,000,000
Certification / note: 1x Platinum
Certification Date / sales as of: 1998
|
| Total sales | 1,515,000 | (in 7 countries) |
Total
Sales: 1,515,000
(in 7 countries)
|
Year-end chart performance for GREATEST HITS / THE BEST
| Chart 1997 | Rank | Sales |
| Dutch Albums (Album Top 100) |
51 | |
 Swedish Albums (Sverigetopplistan) |
97 | |
| UK Albums |
13 | 550,000 |
| Chart 1998 | Rank | Sales |
| Dutch Albums (Album Top 100) |
67 | |
 European Albums (Music & Media) |
66 | |
| Spanish Albums (PROMUSICAE) |
20 | |
| UK Albums |
123 | 130,000 |