hifiblueprint
BMWBMW

BMW 7 Series

Bowers & Wilkins Diamond Surround Sound System

Up to 36 speakers on a 32-channel amplifier, with four speakers in the headliner and exciters in the seat backrests for 4D bass.

The whole system

Drag to turn. Positions are drawn by zone from the maker’s published layout; exact placement inside each zone is schematic.

Speakers
36
Amplifier
1,965 W
Channels
32
Rank by speakers
3 of 20

Engineering notes

  • The Diamond system carries 36 speakers and 32 amplifier channels, including 3 Diamond Nautilus tweeters and 5 Continuum midrange drivers.
  • Four 3D speakers in the headliner add height, and eight headrest speakers give each seat personal surround and call audio.
  • Eight 4D shakers in the seat backrests add felt bass, and the system supports Dolby Atmos.
  • Etched stainless steel grilles carry a laser logo, and 2 tweeters plus 4 midrange drivers are illuminated.

Cabin

Layout
Five-seat saloon
Seats
5
Zones with speakers
7
Fitment
Option
  • Diamond dome tweeters
  • Continuum cones
  • Aluminium 3D speakers
  • Carbon fibre bass cones
  • Etched stainless steel grilles

More from Bowers & Wilkins

Sources

2 speakers: dash-center. 6 speakers: front-doors. 6 speakers: rear-doors. 4 speakers: headliner. 8 speakers: headrests. 8 speakers: seat-exciters. 2 speakers: subwoofer