2020 Mazda 3 Speaker Sizes

The 2020 Mazda 3 speaker size chart provides factory specifications for replacement or aftermarket audio system components. Information includes locations such as front door panel, rear door panel, dashboard, center dash, sail panel, rear deck lid, and cargo area. Specifications assist in identifying compatible upgrade options for the audio system.

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Speaker Details by Location
Location Size Type Notes
Cargo Area 6.75 Midbass / Full-Range
  • Ample working space
  • Medium replacement priority
  • Replacement difficulty: low
Center Dash 3 Midrange
  • Requires dashboard disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Dashboard 3.5 Full-Range
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 8 Woofer
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Deck Lid 3.5 Full-Range
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Sail Panel 1 Tweeter
  • Requires trim removal
  • Limited space
  • Medium replacement priority
  • Replacement difficulty: medium

2020 Mazda 3 Speaker Replacement Summary

7 total positions
4 easy to replace
2 high priority
0 professional only

Replacement difficulty:

Low: 4 Medium: 3 High: 0

Replacement priority:

High: 2 Medium: 5 Low: 0

Additional Notes

  • The 2020 Mazda 3 features a seven-location speaker configuration with sizes ranging from 1 inch tweeters to 8 inch woofers, suggesting a factory audio system designed for multi-driver frequency separation.
  • Front door panels accommodate the largest drivers at 8 inches, designated specifically for woofer applications rather than full-range compatibility, indicating these positions likely handle dedicated low-frequency reproduction.
  • Smaller 3 inch and 3.5 inch positions in the center dash, dashboard, and rear deck lid accept midrange and full-range drivers, potentially allowing for relatively straightforward upgrades without requiring extensive modifications to crossover networks.
  • Rear door panels utilize 6.5 inch speakers with dual compatibility for both midbass and full-range drivers, offering flexibility in component selection based on whether the upgrade strategy prioritizes dedicated frequency handling or simplified installation.
  • Sail panel tweeters at 1 inch represent the smallest speaker locations, typically positioned for high-frequency dispersion toward the listening area, though replacement options in this size category tend to be more limited than larger driver formats.
  • The cargo area features 6.75 inch speakers, an uncommon size that falls between standard 6.5 inch and 6x9 inch formats, which might require adapters or specific aftermarket models designed for this particular fitment.
  • Upgrading the front door woofers and sail panel tweeters would likely produce the most noticeable sonic improvement, as these positions typically contribute the majority of stereo imaging and tonal foundation in front-stage audio reproduction.
  • The presence of dedicated woofer, tweeter, and midrange positions suggests the factory system may already incorporate some level of frequency-specific driver allocation, meaning component speaker upgrades could integrate more effectively than in vehicles with only full-range configurations.