Although the albums started out on only vinyl records and cassette tapes, the formats on which the albums have been released have changed over the years:

NOW That's What I Call Music! 100 - Now That's What I Call Music". www.nowmusic.com . Retrieved 2 July 2018. Now 75 by Various Artists | Billboard 200 Chart". Billboard. 22 August 2020 . Retrieved 22 September 2020. Questions contains a sample of - Turn Me On Performed by Chris Brown. Produced by Floyd “A1” Bentley / Philip Kembo / Brandon Hamlin. (P) 2017 RCA Records, a division of Sony Music Entertainment. Licensed courtesy of Sony Music Entertainment UK Limited.

a b " NOW 40 Chart History: Billboard 200". Billboard. 25 November 2011 . Retrieved 18 August 2020. Now That's What I Call 40 Years - Volume 2: '93-'03 (24 November 2023) 3-CD and 3-LP red vinyl selection. At least one tie-up with Smash Hits magazine in 1987, called Now Smash Hits. [22] ( Smash Hits later went on to release their own compilations).

Now That's What I Call 40 Years - Volume 1: '83-'93 (24 November 2023) 3-CD and 3-LP white vinyl selection. Now That's What I Call Music! 56 - Now That's What I Call Music". www.nowmusic.com . Retrieved 2 July 2018.Now That's What I Call Punk & New Wave". Superdeluxeedition.com. 3 December 2021 . Retrieved 26 May 2023. Hogan, Michael (21 May 2013). "Was Now That's What I Call Music! the first album you ever bought?". The Telegraph. Archived from the original on 11 January 2022 . Retrieved 23 September 2017. NOW 34: Duplo álbum que junta os maiores êxitos do ano! Descobre aqui o alinhamento das 40 melhores músicas de 2019". Musicportugal.pt . Retrieved 14 November 2021. By 1989, Now, Hits, and other various-artist compilation albums were occupying such a large fraction of the UK Albums Chart that a separate UK Compilation Chart was created to restrict the Albums Chart to releases by a single act. [7] Now That's What I Call Music 1 to be reissued on CD and LP". Superdeluxeedition.com. 26 September 2023 . Retrieved 26 September 2023.