2015 BMW M235i Speaker Sizes
The 2015 BMW M235i factory audio system features specific mounting locations for diverse components, where center dash, front door panel, rear deck lid, and rear side panel locations accommodate 1 inch speakers. Additionally, center dash, front door panel, rear deck lid, and rear side panel locations accept 4 inch speakers, while below seats locations support an 8 inch speaker size. Compatible speaker types for system replacement and upgrade consist of tweeters, midranges, and subwoofers.
Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.
| Location | Size | Type | Notes |
|---|---|---|---|
| Below Seats | 8 | Subwoofer |
|
| Center Dash | 1 | Tweeter |
|
| Center Dash | 4 | Midrange |
|
| Front Door Panel | 1 | Tweeter |
|
| Front Door Panel | 4 | Midrange |
|
| Rear Deck Lid | 1 | Tweeter |
|
| Rear Deck Lid | 4 | Midrange |
|
| Rear Side Panel | 1 | Tweeter |
|
| Rear Side Panel | 4 | Midrange |
|
2015 BMW M235i Speaker Replacement Summary
9
total positions
4
easy to replace
2
high priority
0
professional only
Replacement difficulty:
Low: 4 Medium: 5 High: 0Replacement priority:
High: 2 Medium: 5 Low: 2Additional Notes
- The 2015 BMW M235i utilizes a multi-speaker configuration with dedicated tweeters, midrange drivers, and a subwoofer positioned across multiple locations throughout the cabin.
- Tweeters are positioned in four separate locations including the center dash, front door panels, rear deck lid, and rear side panels, each accommodating 1-inch units.
- Midrange speakers follow an identical placement pattern to the tweeters, with 4-inch drivers located in the center dash, front door panels, rear deck lid, and rear side panels.
- The factory audio system separates high and mid frequencies through distinct speaker types rather than using full-range coaxial speakers in each location.
- An 8-inch subwoofer is integrated below the seats to handle low-frequency reproduction in the factory configuration.
- Upgrading the midrange drivers may provide more noticeable improvements to vocal clarity and overall fullness compared to tweeter replacement alone, given their larger size and broader frequency responsibility.
- The component-style setup with separate tweeters and midrange drivers suggests the factory system likely includes a crossover network to divide frequencies between the different speaker types.
- Replacing speakers in this configuration would typically require maintaining the component approach or potentially converting to coaxial speakers where space permits, though the latter would necessitate blocking off unused tweeter locations.
- The subwoofer location below the seats may limit replacement options due to space constraints and mounting considerations specific to under-seat installations.