The UK List

The United States seemingly sets the standard for highest certification and best sellers - music artists, albums, singles, and record certification.  The RIAA seemingly sets the premium standard for record certification.

The UK is not too far behind the U.S.  in terms of highest certified music artists and best selling albums.

With this said - the UK list.

Highest certified music artists 

(Albums)

The Beatles - 183 million

Led Zeppelin - 111.5 million

Elton John - 78.5 million

Pink Floyd - 75 million

The Rolling Stones - 66.5 million

Fleetwood Mac - 54.5 million*

*Fleetwood Mac is British-American

Eric Clapton - 40 million

Rod Stewart - 38 million

Def Leppard - 35.5 million

Queen - 35 million

Phil Collins - 33.5 million

Ozzy Osbourne - 29.25 million

Adele - 28 millioin

Bee Gees - 28 million

Sade - 23.5 million

Highest certified music artists 

(Digital singles)

Ed Sheeran - 63.5 million

Adele  -31.5 million

Sam Smith - 26.5 million

Queen - 25.5 million

(Source - Wikipedia)

Best-Selling Albums in the UK - Top 5

Greatest Hits by Queen 

6,300,000 in sales

21x Platinum

Sgt. Pepper's Lonely Hearts Club Band by The Beatles

- 5,340,000 in sales

- 17x Platinum

21 by Adele 

- 5,110,000 in sales

- 17x Platinum

(What's the Story) Morning Glory? by Oasis

- 4,940,000 in sales

- 15x Platinum

The Dark Side of the Moon by Pink Floyd

- 4,470,000 in sales

- 14x Platinum

(The full list can be found on Wikipedia.)