2007 Audi A3 Speaker Sizes

The 2007 Audi A3 factory audio system has specific installation locations for components. The a-pillar and rear door panel accommodate 1 inch units, while front door panel and rear door panel accommodate 6.5 inch speakers, and cargo area accepts an 8 inch speaker size. Available compatible speaker types for replacement and upgrade include tweeter, midbass, full-range, and subwoofer components.

Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.

Speaker Details by Location
Location Size Type Notes
A-Pillar 1 Tweeter
  • Requires panel disassembly
  • Professional installation recommended
  • Low replacement priority
  • Replacement difficulty: high
Cargo Area 8 Subwoofer
  • Ample working space
  • Medium replacement priority
  • Replacement difficulty: low
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Door Panel 1 Tweeter
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2007 Audi A3 Speaker Replacement Summary

5 total positions
4 easy to replace
2 high priority
1 professional only

Replacement difficulty:

Low: 4 Medium: 0 High: 1

Replacement priority:

High: 2 Medium: 2 Low: 1

2007 Audi A3 Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Single DIN or Double DIN 7"×2" or 7"×4" 180×50 or 180×100 Vehicle supports both radio sizes
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 2007 Audi A3 features a distributed speaker layout with separate tweeters and larger drivers, suggesting a component-style system configuration rather than coaxial speakers throughout.
  • Tweeters at 1 inch are positioned in both the A-pillar and rear door panels, which may handle high-frequency reproduction in the factory audio setup.
  • Both front and rear door panels accommodate 6.5 inch speakers that can accept either midbass or full-range driver types, providing flexibility in component selection.
  • The cargo area includes an 8 inch location designated for subwoofer installation, which could enhance low-frequency output if the factory system includes this option.
  • Replacing the door panel speakers might take priority in sound improvement efforts, as 6.5 inch drivers typically handle the majority of audible frequency content.
  • Component speakers utilizing the separate tweeter locations in the 2007 Audi A3 could potentially provide better soundstage and imaging compared to coaxial alternatives.
  • The factory radio opening accepts both single DIN and double DIN head units, allowing for aftermarket receiver upgrades if desired.
  • Midbass drivers in the 6.5 inch locations would work alongside the existing tweeters, while full-range speakers at those locations might duplicate high-frequency output.
  • The 8 inch subwoofer location in the cargo area is smaller than typical aftermarket subwoofers, which may limit bass extension compared to larger driver options.
  • Tweeter replacement might be considered secondary to door speaker upgrades, as 1 inch drivers contribute primarily to treble response rather than overall volume and presence.