15. SPEED
Country: Japan
Record Sales: 20 million
Japanese four-member girl group SPEED made their stellar debut in 1996. Even though they had a short stint of three years before their ultimate disbandment, the group experienced a huge success and over 20 million record sales and went on to become the most successful girl group in Asia.
14. The Supremes
Country: United States
Record Sales: 20 million
The Supremes may have been in their prime way before anyone could have imagined a digital era, but that just goes to prove what a phenomenon they had been. Their physical record sales are at a figure that is hard to beat by many bands even today. Here’s to the queens of the girl groups!