High Fidelity Pure Audio

"Pure Audio" redirects here. For the digital radio manufacturer, see Pure (company).

High Fidelity Pure Audio, occasionally abbreviated as HFPA or BD-A, is a marketing initiative, spearheaded by Sony Music and Universal Music Group, for audio-only Blu-ray optical discs.^[2] Launched in 2013^[3] as a potential successor to the compact disc (CD), it has been compared with DVD-Audio and SACD, which had similar aims.^[4][2]

HFPA Blu-ray

HFPA Blu-ray logo
Media type	Blu-ray
Encoding	Menu screen H.264/MPEG-4 AVC Audio 2.0 or 5.1 Surround Dolby TrueHD DTS-HD Master Audio LPCM[1]
Capacity	25 GB (single-layer) 50 GB (dual-layer)
Read mechanism	405 nm diode laser
Developed by	Sony Pictures Entertainment, Sony Music Entertainment, Universal Pictures, Universal Music

HFPA is encoded as 24-bit/96 kHz or 24-bit/192 kHz linear PCM ("high-resolution audio"), optionally losslessly compressed with Dolby TrueHD or DTS-HD Master Audio.^[1]

HFPA discs are compatible with existing Blu-ray players.^[5]

Pure Audio Blu-ray refers to a different initiative (but with some goals in common) launched by msm-studios in Germany in 2009.^[4]

As of November 2019, Deutsche Grammophon is the most prolific publisher on the format, with Beethoven 250 having three Blu-ray audio discs.