Album-equivalent unit is a term in the music industry to indicate the consumption of music which equals the purchase of one album copy. This consumption includes streaming and song downloads, in addition to album sales.
Beginning with the December 13, 2014 issue, the Billboard 200 albums chart revised its ranking methodology with album-equivalent unit instead of pure album sales. With this overhaul, the Billboard 200 includes on-demand streaming and digital track sales by way of a new algorithm, utilizing data from all of the major on-demand audio subscription services including Spotify, Beats Music, Google Play and Xbox Music.
In this article, we are listing best selling artists in this decade with the tradition way: PURE SALES. That doesn’t include streaming services. Check the list below:
1. Adele – 23.7 million;
2. Talyor Swift – 21.1 million;
3. Eminem – 12.1 million;
4. Justin Bieber – 12 million;
5. Drake – 10.8 million;
6. Lady Antebellum – 9.1 million;
7. Luke Bryan – 9.0 million;
8. Lady Gaga – 8.5 million.