According to Warner Music Australia, SLIDE IT IN by WHITESNAKE has sold 6,000,000 copies worldwide. The album sold best in United States (2,000,000 copies), Sweden (50,000 copies) and Japan (30,680 copies).
SLIDE IT IN certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Japan |
30,680 | Oricon charts |
Japan Sales: 30,680
Certification / note: Oricon charts
Certification Date / sales as of:
|
|
 Sweden |
50,000 | 1x Gold | 28 May, 1997 |
Sweden Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 28 May, 1997
|
 United States |
2,000,000 | 2x Platinum | 24 July, 1992 |
United States Sales: 2,000,000
Certification / note: 2x Platinum
Certification Date / sales as of: 24 July, 1992
|
| Worldwide sales | 6,000,000 | Warner Music Australia |
Total
Sales: 6,000,000
Source: Warner Music Australia
|