2014 Mercedes-Benz C300 Speaker Sizes

The 2014 Mercedes-Benz C300 factory audio system features specific mounting locations that accommodate various components. Center dash and front door panel locations accept 3.5 inch speakers and 6.5 inch units, while rear door panels accommodate 6.5 inch speakers. Furthermore, front door panels and rear deck center locations support 1 inch inch speakers. Rear deck center locations also accept an 8 inch speaker size. Compatible speaker types for replacement and upgrade include tweeter, full-range, midbass, and subwoofer variants.

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

Speaker Details by Location
Location Size Type Notes
Center Dash 3.5 Full-Range
  • Requires dashboard disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 1 Tweeter
  • 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 Deck Center 8 Subwoofer
  • Requires shelf removal
  • Medium replacement priority
  • Replacement difficulty: medium
Rear Deck Center 1 Tweeter
  • Requires shelf removal
  • Medium replacement priority
  • Replacement difficulty: medium
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2014 Mercedes-Benz C300 Speaker Replacement Summary

6 total positions
3 easy to replace
2 high priority
0 professional only

Replacement difficulty:

Low: 3 Medium: 3 High: 0

Replacement priority:

High: 2 Medium: 4 Low: 0

2014 Mercedes-Benz C300 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 Mercedes-Benz C300 features a multi-location speaker configuration with sizes ranging from 1 inch to 8 inches across different positions in the cabin.
  • Small 1-inch tweeters are located in both the front door panels and rear deck center position, handling high-frequency audio reproduction.
  • A 3.5-inch full-range speaker in the center dash position may serve as a dialogue or center channel component in the factory audio system.
  • Both front and rear door panels accommodate 6.5-inch speakers that can function as either midbass drivers or full-range units, representing the primary sound sources for mid-range frequencies.
  • An 8-inch subwoofer position exists in the rear deck center, which handles low-frequency bass output alongside the tweeter in that same general area.
  • When replacing door panel speakers, the 6.5-inch positions would likely take priority due to their role in reproducing the majority of audible frequencies during typical listening.
  • Component speaker systems with separate tweeters and woofers could utilize the existing 1-inch and 6.5-inch locations in the doors without requiring additional modifications.
  • The rear deck center houses both bass and treble drivers in close proximity, which may indicate a factory configuration designed to balance rear-seat audio output.
  • Upgrading the 6.5-inch midbass or full-range speakers in all four doors could provide noticeable improvements in clarity and volume capability over factory units.
  • The radio accepts both single DIN and double DIN head units, allowing flexibility when selecting aftermarket audio sources or processors.