2014 Nissan Altima Speaker Sizes

Dashboard locations in a 2014 Nissan Altima factory audio system accept 3.5 inch units, while front door panel and rear door panel locations accommodate 6.5 inch speakers, and rear deck lid locations support a 6x9 inch speaker size. Compatible speaker types for system replacement and upgrade consist of full-range and midbass configurations.

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

Speaker Details by Location
Location Size Type Notes
Dashboard 3.5 Full-Range
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Deck Lid 6x9 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

2014 Nissan Altima Speaker Replacement Summary

4 total positions
3 easy to replace
1 high priority
0 professional only

Replacement difficulty:

Low: 3 Medium: 1 High: 0

Replacement priority:

High: 1 Medium: 3 Low: 0

2014 Nissan Altima 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 2014 Nissan Altima factory audio configuration includes four distinct speaker locations with varying sizes and compatible driver types.
  • Dashboard positions utilize 3.5 inch full-range drivers, which typically handle mid and high frequencies but may lack lower frequency extension compared to larger components.
  • Both front and rear door panels accommodate 6.5 inch speakers, offering compatibility with either midbass drivers or full-range options depending on system design preferences.
  • The rear deck lid location accepts 6x9 inch drivers in full-range configuration, which generally provides greater surface area for sound dispersion compared to round speaker formats.
  • Upgrading door panel speakers tends to yield more noticeable acoustic improvements than replacing dashboard units, given the larger cone area and potential for enhanced bass response.
  • Full-range speakers combine multiple frequency ranges in a single driver, while dedicated midbass units focus specifically on lower-mid frequencies and typically require separate tweeters for complete frequency coverage.
  • The 6.5 inch door locations may benefit from component speaker systems that separate tweeter and woofer functions, though this would require additional installation considerations beyond direct replacement.
  • Rear deck speakers often contribute to overall cabin fill and soundstage depth, though their acoustic contribution varies based on seating position and interior acoustics.
  • The radio head unit accepts both single DIN and double DIN form factors, providing flexibility for aftermarket receiver upgrades that may offer improved amplification or signal processing.
  • Matching speaker sensitivity ratings to available head unit power output helps optimize volume capability and tonal balance across all listening positions.