2015 Audi A3 Speaker Sizes

The 2015 Audi A3 speaker size chart provides factory specifications for replacement and upgrade purposes. Information covers speaker locations throughout the audio system, including front door panel, center dash, rear side panel, and a-pillar positions. Details enable selection of compatible aftermarket speakers based on factory specifications for each location within the vehicle's audio system.

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Speaker Details by Location
Location Size Type Notes
A-Pillar 1 Tweeter
  • Requires panel disassembly
  • Professional installation recommended
  • Low replacement priority
  • Replacement difficulty: high
Center Dash 3.5 Full-Range
  • Requires dashboard disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 3.5 Midrange
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Side Panel 3.5 Midrange
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium
Rear Side Panel 1 Tweeter
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium
Rear Side Panel 6.5 Midbass / Full-Range
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium

2015 Audi A3 Speaker Replacement Summary

7 total positions
2 easy to replace
2 high priority
1 professional only

Replacement difficulty:

Low: 2 Medium: 4 High: 1

Replacement priority:

High: 2 Medium: 1 Low: 4

2015 Audi A3 Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Single DIN 7"×2" 180×50 Standard size for basic car radios with small display or no display
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 2015 Audi A3 incorporates a multi-driver speaker configuration across seven distinct locations, suggesting a factory system designed around separate frequency reproduction rather than single full-range solutions in all positions.
  • Tweeters positioned in both A-pillar and rear side panel locations at 1 inch may handle high-frequency content, while 3.5 inch midrange drivers in front door panels and rear side panels likely reproduce mid-frequency vocals and instruments.
  • The 6.5 inch locations in front and rear door panels accept either midbass or full-range drivers, offering flexibility between dedicated low-frequency reproduction or single-driver solutions depending on aftermarket component selection.
  • A 3.5 inch full-range driver in the center dash position could serve dialogue and center-channel content, though this location might be lower priority for replacement compared to door-mounted drivers that contribute more significantly to overall sound stage.
  • Upgrading the 6.5 inch door panel speakers first may yield noticeable improvements in bass response and overall output, as larger cone area typically provides greater excursion capability and low-frequency extension compared to smaller drivers.
  • Component speaker systems with separate tweeters and woofers could utilize existing tweeter locations while replacing 6.5 inch drivers, potentially preserving factory mounting points while improving frequency separation and power handling.
  • The single DIN radio opening may limit direct replacement head unit options compared to double DIN configurations, though adapters and installation kits often provide solutions for integrating aftermarket source units with larger displays.