2019 Nissan Sentra Speaker Sizes and Audio System Guide
2019 Nissan Sentra Speaker Sizes and Audio System Guide
This page covers the factory speaker locations, the sizes shown for this generation, and the key upgrade notes for the 2019 Nissan Sentra. Equipment can vary by trim, body style, or audio package, so the speaker count and audio setup may not be the same across every model. Use the details here as a starting point and verify before ordering, especially if your car has optional audio equipment.
Data verified by Nick Marchenko, PhD
Speaker Size Chart – 2019 Nissan Sentra
Use this table as the main reference. Fitment depends on trim, factory audio package, mounting depth, and adapter availability.
| Location | Type | Factory Size | Note |
|---|---|---|---|
| Front Pillar | Tweeter | 1 inch | if equipped |
| Rear Deck Corner | Full-Range | 6 x 9 inch | |
| Front Door | Full-Range | 6.5 inch | |
| Rear Door | Full-Range | 6.5 inch |
Generic speaker location diagram. The table above shows the specific factory sizes for this vehicle. Exact location details may vary by body style and trim.
Recommended Speakers for the 2019 Nissan Sentra
Selected aftermarket speakers that match the factory sizes for this vehicle. Always verify mounting depth, connector type, and audio package before ordering.
6.5" Speakers
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Speaker Count by Trim – 2019 Nissan Sentra
Speaker count and audio equipment vary by trim and factory audio package. This table lists known configurations from our database.
| Trim | Speakers | Amplifier | Radio | Navigation |
|---|---|---|---|---|
| NISMO 4dr Sedan | 8 | – | SiriusXM AM/FM/Satellite, seek-scan | – |
| SL 4dr Sedan | 8 | – | SiriusXM AM/FM/Satellite, seek-scan | – |
| SR Turbo 4dr Sedan | 8 | opt | SiriusXM AM/FM/Satellite, seek-scan | – |
| SR 4dr Sedan | 6 | opt | SiriusXM AM/FM/Satellite, seek-scan | – |
| SV 4dr Sedan | 6 | – | SiriusXM AM/FM/Satellite, seek-scan | – |
| S 4dr Sedan | 4 | – | AM/FM stereo, seek-scan | – |
Data sourced from manufacturer specifications. Verify with the window sticker or dealer before ordering audio components.
Vehicle and Audio System Specifications
This block helps identify the vehicle and its audio system configuration for fitment decisions.
What Speakers Fit the 2019 Nissan Sentra?
Aftermarket fitment should start with the factory speaker locations listed above, but diameter alone is not enough. Based on generation data for the 2019 Sentra, the front doors and rear doors use 6.5-inch full-range speakers, and the rear deck corner uses 6 x 9 inch full-range speakers. Front pillar tweeters are listed as optional, so verify whether your car has them before ordering. Factory amplifier details should be verified by trim and audio package, and speaker count can vary by trim.
Usually Safe Upgrades
- If your vehicle uses the front door location, 6.5-inch full-range speakers are the factory size to match.
- If your vehicle uses the rear door location, 6.5-inch full-range speakers are the factory size to match.
- If your vehicle uses the rear deck corner location, 6 x 9 inch full-range speakers are the factory size to match.
- If your vehicle has front pillar tweeters, 1-inch tweeters may be present, but only if equipped.
Check Before Buying
- Verify the exact trim and audio package before ordering, since speaker count ranges from 4 to 8 depending on equipment.
- Check mounting depth, bracket style, and connector type, not just speaker diameter.
- Confirm whether the front pillar tweeters are installed on your vehicle, since they are optional.
- If the car has a factory amplifier, confirm compatibility with your chosen speakers and system layout.
Installation Notes
The 2019 Nissan Sentra uses generation-based speaker data, so verify the exact audio setup before ordering parts. Front door and rear door speakers are listed as 6.5-inch locations, and the rear deck corner uses 6 x 9 inch full-range speakers. Front pillar tweeters may be present if equipped, and speaker count can vary by trim and audio package. Panel removal is required for access, so work carefully to avoid breaking clips or scratching trim. Check speaker depth and mounting clearance before installation, especially when upgrading to aftermarket speakers. Mounting adapters may be needed to secure replacement speakers properly, and harness adapters can help keep factory wiring intact. If your vehicle has the factory amplifier, confirm compatibility before choosing replacement speakers or an amplifier interface. If your vehicle has the factory subwoofer, verify the enclosure and wiring before planning upgrades. After installation, test balance, fade, and all speaker locations to confirm everything is working correctly.
Moderate difficulty, since trim variation, panel removal, and fitment checks can affect the job.
Common Mistakes When Replacing Speakers
Here are the most common mistakes to avoid when replacing speakers in the 2019 Nissan Sentra.
- Buying based only on the body-style label instead of checking actual speaker locations on the vehicle. This Sentra is listed as a sedan, but speaker layouts can still vary by audio package, so verify the exact locations before ordering.
- Assuming every trim uses the same speaker count. The trim data shows 4, 6, or 8 speakers depending on the version, so check the trim and audio package before choosing parts.
- Ignoring factory amplifier details. Factory amplifier details should be verified by trim and audio package, since some trims list an optional amplifier and others do not.
- Ordering tweeters without confirming they are equipped. Front pillar tweeters are listed as optional, so verify the vehicle before buying tweeters or related wiring parts.
- Skipping connector and mounting checks. Confirm the speaker connector style, mounting depth, and available clearance before installation so the new speakers fit the factory openings correctly.
- Reassembling the door or dash before testing the system. Always test each speaker for sound, balance, and polarity before putting the panels back together.
Generation & Model Family
The 2019 Nissan Sentra belongs to the Seventh generation (B17) - Facelift (2016–2019) family. Nearby model years often share similar speaker locations and audio layouts, but exact fitment can vary by trim and audio package – verify before ordering.
Recommended Upgrade Path
The 2019 Nissan Sentra uses a speaker layout that can vary by trim, so it is smart to verify your exact equipment before ordering. Based on generation data, the front stage is the best place to start for clearer sound, while higher-output systems may need extra attention to factory audio integration. A focused upgrade plan can improve sound without wasting money on parts you do not need.
| Goal | Best Upgrade Path | Why |
|---|---|---|
| Better clarity | Upgrade the front door speakers first, then add front pillar tweeters if equipped to improve detail and high-frequency response. | The front stage has the biggest effect on vocals, instruments, and overall imaging, so improving those speakers gives the cleanest gain in clarity. |
| More bass | Add an aftermarket subwoofer to complement the factory speakers and fill in the low end. | A dedicated subwoofer handles bass more effectively than door speakers alone, which helps the system sound fuller without pushing the main speakers too hard. |
| Louder sound | Properly matched speakers and amplifier integration can improve volume and reduce distortion. Verify factory amp or premium system integration before adding aftermarket amplifiers. | Higher volume needs the right power and signal matching, and checking the factory audio setup first helps avoid integration problems. |
| Budget improvement | Replace the front door speakers first with same-size replacement speakers and correct mounting brackets. | The front doors are the most-used speakers in the cabin, so this is usually the best value when you want a noticeable upgrade on a tighter budget. |
| Factory look | Use same-size replacement speakers with the correct mounting brackets and harness adapters for a clean install that preserves the factory wiring and appearance. | This approach keeps the interior looking original while still improving sound, and it reduces the need for visible modifications. |
Mounting Adapters and Wiring
The same nominal diameter does not guarantee a direct mount. Before ordering, confirm:
- Speaker depth: Aftermarket speakers often have larger magnets – measure available depth at each location.
- Mounting brackets: Door locations typically need a bracket or spacer to clear the window regulator and achieve correct mounting depth.
- Wiring harness adapters: Use a plug-and-play harness adapter to preserve factory wiring.
- Tweeter mounting cups: Replacing OEM tweeters may require surface-mount cups or brackets depending on the location.
- Factory or premium amplified systems: If the vehicle has a premium or factory-amplified audio system, confirm how the factory radio, amplifier, and speakers are connected before adding aftermarket amplifiers. Depending on the setup, a line output converter, DSP, integration harness, or professional installation may be needed.
- Connector type: Factory connectors vary by trim and model year – confirm compatibility before splicing or using an adapter.
Frequently Asked Questions
What size are the front door speakers in a 2019 Nissan Sentra?
Based on generation data, the front door speakers are 6.5 inches. Verify before ordering, since 2019 speaker location data is shown from the same generation and equipment can vary by trim.
What size are the rear speakers in a 2019 Nissan Sentra?
Based on generation data, the rear door speakers are 6.5 inches, and some setups also include 6 x 9 inch rear deck corner speakers. Verify the exact layout before ordering because equipment can vary by trim.
Does the 2019 Nissan Sentra have a factory subwoofer?
A factory subwoofer is not listed in the available data. If equipped on a specific audio package, confirm the system before choosing replacement parts.
Do I need mounting adapters to replace the speakers?
Mounting adapter needs can vary by speaker location and trim. Check the factory speaker size and mounting depth before ordering so you can match the replacement to the vehicle setup.
Can I replace the speakers without replacing the radio?
Yes, speaker replacement can be done without replacing the radio in many cases. The best match depends on the trim audio setup, speaker count, and whether a factory amplifier is present on that vehicle.
Does the 2019 Nissan Sentra have a factory amplifier?
Factory amplifier details should be verified by trim and audio package. Some trims list an optional amplifier, while others do not, so check the exact system before ordering upgrades.