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The 7 Best 6.75-Inch Car Speakers [2022]

Best 6.75-Inch Car Speakers

Have you ever been frustrated with the sound coming from your car stereo? If you’re still in the 8-track age, it’s time to upgrade your audio experience! 

With the best 6.75-inch car speakers on the market, there’s no excuse for a substandard soundtrack as you hit the open road. 

We’ve compiled a list of the top seven options, each with unique features and benefits. We’ve covered whether you’re looking for great sound quality, durability, or affordability. 

 Let’s get rolling – Speaker One has set its sights on taking over your vehicle ride!

Top 7 Best 6.75-Inch Car Speakers Reviews

In this section, we have reviewed our top picks with pros and cons!

Rockford Fosgate T1675 — The Best 6-3/4″ Car Speakers (Editor’s Pick)

Best 6-3/4" Car Speakers

The Rockford Fosgate T1675 Speaker is the perfect replacement for your factory speakers. These speakers are designed for audio fanatics who need a high-powered speaker that delivers sound quality. 

This 2-way 6.75″ full-range speaker packs a real punch with 75 watts RMS/150 Watts Peak power. Equipped with all the exciting features of its oversized component systems, these speakers are created to impress both discerning ears and passionate music lovers alike. Boasting room-filling sound and impressive bass response, this speaker has colossal performance capabilities. 

With its 4-Ohm impedance, 55Hz – 22kHz frequency response, and injection molded cone, you can expect maximum sound quality with every listen. The lightweight structure, carbon fiber, and polypropylene construction deliver concert-quality levels for a powerful mid-range system that you’ll love.

For added protection, the Rockford Fosgate T1675 has easy-to-install and remove grilles. This protects you from any damage or debris and ensures the longevity of your performance – so that no matter how much you play your music, it will always sound as good as the first time you hear it. 

It features a Flex Fit basket that utilizes slots instead of single screw-sized holes, allowing for a slight speaker adjustment when mounted for a better fit. The result is clear, powerful sound with minimal distortion. 

This design allows the midrange to belt out your music at incredible levels, ensuring you enjoy every minute of your favorite tunes. In addition, the T1675 speaker comes complete with a cast aluminum frame and a Santoprene surround. 

This combination provides superior durability and ensures that your speaker can withstand even the most intense use. This contraption conceals its crossover inside the basket, creating a much sleeker look and making installation a breeze. But that’s not all – this design also allows for proper frequency distribution to each driver, resulting in unparalleled sound quality.

So start rocking out today with the Rockford Fosgate T1675! With its superior acoustics, unbeatable design, and price, this purchase won’t disappoint!


  • Superior sound quality
  • Customizable fit
  • Included crossover for proper frequency distribution
  • Durable construction


  • It may not fit some factory speaker locations
  • Some users may not like the sleek, minimalistic design

Let me tell you; it was worth every penny – the sound quality is amazing, even when hooked up to an aftermarket head unit without an amp. I can only imagine how great it must sound with an amp too!

The installation process was tricky as the speakers had to be rotated just the right way for the door panel to pop on properly. On top of that, the terminals on the speakers were grossly oversized – I had to find special connectors just to get them hooked up. Never before have I seen speakers with terminals this large – quite surprising!

I’m very pleased with my purchase of these speakers and would highly recommend them to anyone looking for great sound quality. You won’t regret it!

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Kenwood KFC-1796PS — Best 6.75-Inch Car Speakers for Bass

Kenwood KFC-1796PS — Best 6-3/4" Car Speakers for Bass

The Kenwood KFC-1796PS 6-3/4″ 2-Way Speakers are perfect for upgrading their sound system. These high-end speakers deliver a tight and punchy low end, with crystal clear highs that will make your music come alive.

The polypropylene cone and diamond array pattern minimizes distortion, while the balanced dome tweeter easily handles your musical details. The Sound Field Enhancer ensures your tunes will fill the room with great sound, making these speakers a must-have for any serious audiophile.

With 100 watts RMS and 330 watts peak power, you can turn up the volume and enjoy every beat and note with clarity. Impedance is never an issue with these speakers – 4 ohms offers a worry-free experience.

Plus, this speaker can play low frequencies of 72 Hz up to the highest frequencies of 24,000 Hz, so you can hear every sound in between for a full-range listening experience. And at an incredible sensitivity of 88 dB, you know your music will play each time powerfully. 

With its innovative sound field enhancer and acoustic sound harmonizer, this speaker will surely deliver superior audio quality. The tweeter’s unique shape allows for rich, full sound in the 5kHz and higher frequency ranges giving your music a new level of depth and dimension.

The acoustic sound harmonizer also gives your music more natural overtones and details, improving response in the 3000 to 4000 Hz range. And not only does this powerful speaker produce incomparable audio quality, but it also looks great with its attractive grilles included with each unit.

These revolutionary speakers promise amazing sound with their Acoustic Sound Harmonizer. They produce smooth and natural sound waves thanks to their innovative design that controls woofer sound and passes only specific frequencies through the tweeter panel. 

Plus, convenience is perfectly coupled with quality with these speakers as they have been designed to fit conveniently into most factory locations due to their low tweeter height! And we haven’t even touched on the top-notch Diamond Array Pattern Woofer Cone technology, which enhances sound and reduces distortion. So, if you’re looking for the ultimate bass experience, you’ll want to give the Kenwood KFC-1796PS 6-3/4″ 2-Way Speakers a try.


  • The Acoustic Sound Harmonizer provides users with a gentle and natural sound.
  • Factory Location Fit design makes it easy for speakers to be placed in most factory locations.
  • The diamond array pattern on the woofer cone improves sound quality and reduces distortion.
  • Polypropylene cone with a diamond array pattern minimizes distortion
  • The Balanced dome tweeter ensures that all musical details are heard.
  • Rubber surround ensures overall durability.


  • 4-ohm impedance may require an external amplifier for better performance
  • The tweeter height may not fit in all factory locations.

I installed these speakers in my 2007 Toyota Matrix, and they worked great–just had to make a half-centimetre spacer for the front windows so they would go down all the way. I was amazed at the difference in sound quality compared to the stock speakers in my car. I didn’t need to buy an amp specifically for these speakers, which was awesome. And each purchase included two speakers instead of just one, which was a nice surprise!

Pioneer TS-M650PRO — Best 6-3/4″ Car Speakers for Sound Quality

Pioneer TS M650PRO

The Pioneer TS-M650PRO 6-3/4″ PRO Series High-Efficiency Midrange Car Speakers are the perfect all-rounder for any audio setup. With powerful, punchy mid-bass, crisp highs from the bullet tweeters, and superior power handling, these speakers will give you a full spectrum of sound that will bring your music to life.

The TS-M650PRO is anchored by high-strength, stamped steel frames for added durability and features lightweight blended pulp cones suspended by a corrugated surround, giving you an ultra-responsive listening experience.

With 500 Watts Max Power and 110 Watts RMS, these powerful speakers ensure a strong, crisp sound every time. With a sensitivity rating of 94 dB at 1 W/1m, it delivers superior sound quality no matter what music you are playing. And its 4 Ω impedance ensures it can handle even heavy bass tracks for an extra punch! 

This speaker set features an oversized magnet motor structure that contributes to smooth and detailed highs, mids, and lows. With a frequency response ranging from 50 Hz up to 18 kHz, you’ll enjoy immersive and deep bass and unparalleled clarity – just like being at a concert hall! Whether it’s your favorite artist’s latest release or an old classic you want to hear, this car speaker set has got you covered.

They bring out each musical element separately with striking clarity and incredible intensity, ensuring a truly stunning performance. If you’re looking to enjoy premium audio quality on the go, these Pioneer TS-M650PRO 6.75 Car Speakers are perfect! Try them out and hear the difference today!


  • High power handling and output, delivering a perfect balance of sound.
  • Oversize magnet motor structure for copious sensitivity, excursion, and power handling.
  • Great sound with a small amp and great responsiveness.
  • Great value and sound quality.


  • There can be a lack of mid-range sound when connected to certain amplifiers.
  • May not have enough mid-range for some.

I recently replaced the factory speakers in my 99-04 Miata with the Audison 8in. Mid-range speakers and I couldn’t be happier! They fit perfectly in the factory Bose speaker mount with a bit of trimming on the bottom edge of the door panel. The sound quality of these speakers is amazing, especially when paired with a small 250-500 watt amp. They have great responsiveness and make the music come alive.


KICKER 46CSC674  review

The KICKER 46CSC674 speaker is the perfect upgrade for your car stereo system. These 6.75-inch coaxial speakers deliver outstanding performance with clear sound and powerful bass.

The heavy-duty motor/magnet structures create an ultra-clean sound, while the durable construction ensures long-lasting reliability. Installation is easy, so that you can enjoy your new speakers in no time.

This powerful speaker is rated for 100 watts of RMS power and 300 watts of peak power, making it perfect for cranking up the volume on your favorite tunes. It features a 3.3 ohm DC resistance for superior sound quality, so you can enjoy crystal-clear sound no matter where you’re blasting your music. Plus, the tough polypropylene construction can handle anything you throw its way. 

This speaker also features a stamped-steel framework that supports a rigid polypropylene cone, giving outstanding sound quality. Additionally, the neodymium tweeter magnets provide superior sound clarity, while the extended voice coil technology ensures that your music will sound great no matter what. 

With a sensitivity of 90 dB and an effective frequency range of 40 Hz – 20 kHz, this speaker will give you the best listening experience possible.

This low-profile speaker is designed to fit almost any vehicle, and its super thin mounting depth and zero-protrusion PEI tweeters won’t interfere with your factory grilles. Plus, the mounting hole diameter is a generous 5.5 inches, so you’ll have no trouble finding a place to put it. And with a top mount depth of just 0.19 inches, it’s practically flush with your dash.


  • Outstanding sound quality with clear sound and powerful bass
  • Heavy-duty motor/magnet structures create an ultra-clean sound
  • Durable construction ensures long-lasting reliability
  • Easy to install


  • Some users have reported that the speakers can be difficult to wire up
  • It may not fit in all vehicles due to its low-profile design

Rockford Fosgate R1675X2 

Rockford Fosgate R1675X2

The Rockford Fosgate R1675X2 speaker is the perfect way to get clean, powerful sound in your car. These 6-3/4″ speakers offer great performance that will keep you and your friends entertained on the road. 

With Prime speakers, you’ll get the same great sound quality that Rockford Fosgate is known for. The 6-3/4″ speakers feature stiff polypropylene woofer cones that excel in reproducing powerful drums and bass and clean midrange frequencies.

With its 45 Watts RMS and a stunning 90 Watts Max, this speaker will have you cruising in style with powerful sound. Not only that, but with an incredibly wide frequency response range of 52Hz – 20kHz, you won’t miss a single beat! Plus, with its nominal 4-Ohm impedance, there’s no denying the incredible quality of sound.

This makes for an incredible listening experience, whether watching your favorite movie or jamming out to your favorite tunes. The R1675X2 is built to last with its rugged construction and premium components.

This great speaker features a silk dome tweeter flush with the woofer, which takes up minimal space while providing an excellent high-frequency response. 

With an impressively high 91 dB of sensitivity, this speaker will surely give you the sound quality you crave. Plus, the 6dB high-pass crossover tweeter ensures that your audio is crisp and clear. We’ve included all the mounting hardware you need, making it even easier to set up your favorite speakers in any location.

Additionally, the built-in crossover network ensures that all your music sounds great. Plus, grilles are included so you can protect your investment. So don’t wait any longer – Get the Rockford Fosgate R1675X2 for clear, powerful sound that will keep you and your friends entertained on the road.


  • Great sound quality
  • Powerful bass and drums
  • Clean reproduction of midrange frequencies
  • Rugged construction
  • Premium components
  • Grilles included for protection


  • It may take up more space than some other 6-3/4″ speakers
  • A crossover network may not be ideal for all music genres

Polk Audio DB651

Kenwood KFC 1796PS 2

The Polk Audio DB651 car speakers will give you the best sound quality. These speakers are designed with laser imaging technology to produce a speaker with a smooth frequency response and sharp detail. 

This means you’ll be able to hear your music without any unwanted noises or sounds. And because they’re designed to play at high volumes, you’ll be able to enjoy your music at any volume level.

These superior-quality speakers offer a peak power handling of 360 watts per pair and an RMS of 120 watts for stunning treble, midrange, and bass. The lightweight dynamic balance polymer/mica composite mineral-filled cone woofer delivers quality sound that repeatedly makes you fall in love with music.

With an innovative Dynamic Balance polymer/mica composite woofer, your audio experience will be filled with deep bass that responds to you quickly and precisely.

The butyl rubber surround provides better linearity throughout the entire frequency range of 35-22,000 Hz, offering smooth neutrality throughout the sound spectrum. Combined with a sensitivity of 92 dB, every note is presented in its purest form, allowing you to indulge in a truly musical listening experience.

The 3/4 inches Liquid Cooled Silk/Polymer composite Dome Tweeter ensures crystal clear sound at every frequency range with minimum distortion. It’s perfect for playing your favorite songs or watching movies. 

The High Pass and Low Pass Crossover Filters ensure superior sound clarity while the low mass 2 Layer 25mm Kapton Voice Coil former adds to the overall rich listening experience. 

These speakers feature steel mounting hardware and tough ABS grilles, adding a touch of style to your car’s interior. 

The supplied adapter rings enable the db651 speakers to fit into both 6-1/2″ and 6-3/4″ openings, making them a great choice for VWs, Audis, BMWs, and other European imports. Plus, with their dynamic sound quality, the Polk Audio DB651 Car Speakers will boost your music.

Whether you’re listening to jazz, classical, or rock ‘n roll, this invention will give an unmistakable depth and clarity like no other. Treat your ears to unrivaled quality with these exceptional speakers.


  • Detail-oriented sound with little to no distortion
  • Can handle high volumes without strain
  • Durable construction and long-lasting materials
  • Flexible installation options


  • It might not fit some car models due to size.

Powerbass S-6752

Powerbass S 6752

If you’re looking for a full-range speaker with superior sound quality and the perfect balance of highs, mids, and lows, look no further than the Powerbass S-6752. This 6.75″ speaker is designed to bring a hi-fi experience to your home, with the same models used in more expensive sound systems.

With its designed 50 RMS/150 Watt max power distribution, this speaker is perfect for anyone who wants to add a wall of sound to their ride. The S-6752 has a durable Dcd paper cone that ensures your music won’t miss a beat. The non-resonant treated basket also helps keep unwanted vibrations out, so you get every bit of clean and clear sound quality possible. With its nominal impedance of , you can ensure optimal power distribution from your amplifier system. 

This 6.75-inch full-range speaker looks great – its 10 Oz magnet ensures a perfect blend of sonic precision and power that will keep you groovin’ for hours. With its 88 dB sensitivity, you can crank up your tunes as loud as you want without compromising audio quality.

Boasting a Frequency Response of 63 Hz – 20kHz, it’s guaranteed to deliver a mid-range response that is both crystal clear and powerful. Its 0.75″ Pure Silk Dome Tweeter guarantees pristine highs, while the included neodymium magnet will ensure endless energy is fed directly into your speakers to give added oomph when required.

Plus, its Sound Expander Lens (SEL) brings out even more detail in the highs, so they pop into your ears like never before! Not only will you enjoy the exceptional sound quality and smooth production, but you’ll save time and energy without having to worry about dealing with any rattling or harshness in your setup.

Featuring an OEM drop-in replacement design, this speaker is designed to deliver clarity and range that you can count on—no matter what you’re listening to. With its black 2-layer paper, DDC (Dynamic Damping Coating) cone, and double-pressed treated foam surround; you receive powerful sound with exceptional precision and bass control.

This top-notch speaker has all the features you need – none of what you don’t! This speaker can fit almost anywhere without hassle with a shallow mounting depth. It also features efficient flux field (EFF) motor structures, so you can be sure your music will come out at its best quality.

The rigid tool basket is finished with a flat black coating, giving the Powerbass S-6752 an extra touch of elegance that elevates your entire sound system. So whether you’re looking for a great-sounding speaker that can fit almost any vehicle or just needs something to add life to your music, the Powerbass S-6752 is a perfect choice. Make your music sound better – you won’t regret it!


  • Easy installation into existing factory holes with no modification necessary.
  • Improved sound quality compared to stock speakers thanks to higher power rating and better frequency response.
  • Double Pressed Treated Foam Surround for enhanced audio clarity and bass response.
  • 0.75″ Pure Silk Dome Tweeter with Neodymium magnet provides detailed and accurate sound reproduction.
  • Rigid Tooled Basket with a flat black finish for improved durability.
  • EFF Motor Structures (Efficient Flux Field) for better sound quality and extended life.
  • Shallow mounting depth for discreet installation and better performance in tight spaces.


  • Not suitable for high-powered audio systems
  • Poor maximum power rating
  • Poor frequency response of 63 Hz – 20 kHz.

Buyers Guide: Things to Consider While Buying a 6.75-Inch Car Speakers

Now that you know the basic types of car speakers available in the market, it’s time to look at some of the things you need to keep in mind while shopping for a new set. Here’s a quick guide to help you choose the right 6.75-inch car speakers for your ride.

1. Speaker size:

As we mentioned earlier, 6.75-inch car speakers are the most common size. But there are also 5.25-inch and 4-inch options available. Choose the size that best fits your car’s speaker openings and your budget.

2. Speaker power:

Another important factor to consider is how much power your new speakers can handle. Look for a model that can handle at least 50 watts RMS (root mean square) of power.

3. Sensitivity:

This is a measure of how much sound a speaker produces from the power it receives. The higher the sensitivity, the louder the speaker will be. Look for a sensitivity rating of at least 90 dB.

4. Frequency response:

This is the range of frequencies that a speaker can reproduce. The human ear can hear frequencies between 20 Hz and 20,000 Hz (20 kHz). But car speakers typically have a frequency response of 40 Hz to 20 kHz.

5. Mounting depth:

This is the distance from the mounting surface to the deepest part of the speaker basket. Make sure your new speakers will fit in the space available in your car.

6. Crossover:

A crossover is an electronic device that filters out certain frequencies so they don’t reach the speaker. Look for a model with a built-in crossover to simplify the installation process.

7. Warranty:

Finally, make sure the speakers you’re considering come with a good warranty. Most brands offer at least a one-year warranty on their products.

Now that you know what to look for, you’re ready to start shopping for your new 6.75-inch car speakers.


What’s the difference between 6.5 and 6.75 speakers?

The difference between 6.5 and 6.75 speakers is that the 6.75 speakers are typically a little bit bigger in size, and they also tend to produce slightly more bass response than the 6.5 speakers. So if you are looking for a speaker that will give you good sound quality and deep bass response, then the 6.75 speakers would be a good option to consider.

Which are the best car speakers to buy?

There are a lot of different factors to consider when purchasing car speakers, such as the size and shape of your vehicle’s speaker openings, the type of amplifier you’re using, and your personal preferences. That said, some speakers are definitely better than others, and my personal favourite is the Rockford Fosgate T1675.

The T1675s have a great sound quality, they’re easy to install, and they’re very affordable. Plus, they come with a two-year warranty, which is always a plus. Overall, I would highly recommend these speakers for anyone looking for an affordable and high-quality option.

Which speaker is best for bass in a car?

There are a lot of great car speakers on the market, but if you’re looking for the best of the best, then we recommend checking out the KICKER 46CSC674. These speakers deliver amazing sound quality and are built to last. Plus, they look great and come in a variety of colours to match your car’s interior. 

Which brand speaker is best for bass?

There are a lot of great speakers out there that can provide some serious bass, but if you’re looking for the very best, then you’ll want to check out the Pioneer TS-M650PRO. These speakers are designed specifically for providing thumping, powerful bass, and they definitely deliver. 

How can I make my door speakers sound better?

There are a few things you can do to make your door speakers sound better. First, try to seal the gaps around the doors with weatherstripping or caulk. This will help reduce noise and improve the sound quality. You can also try to improve the acoustics of your space by adding some absorbent materials, like foam panels or rugs. Finally, make sure the speakers are properly aligned with the listening position for best results.

Do higher watts mean more bass?

No, higher watts do not necessarily mean more bass. Bass is subjective; simply having more wattage does not guarantee better sound quality.

The wattage of any given speaker or amplifier refers to the power the device can generate. A higher wattage should equate to a greater volume, but this doesn’t always result in improved sound quality when listening to music with deep baselines. 

Bass frequencies require more power than other frequencies to reproduce accurately. While having enough energy (i.e., watts) is important, this alone isn’t enough for clear and accurate reproduction of low-frequency sound—ensuring good crossover between speakers also plays an essential role in helping create truly deep and powerful bass.

What makes the bass better in a car?

There are many ways to make the bass in your car sound better, but one of the best and most effective methods is installing a subwoofer. Subwoofers are specifically designed to play low-frequency sounds like bass, allowing them to create deeper and more powerful notes than a traditional speaker can. 

They come in various sizes and formats, so you can find one that fits the size of your vehicle’s cabin. When selecting a subwoofer for your car, consider how much power it can handle and its sensitivity rating – higher numbers mean more output – which will determine how loud it can get when played at full volume. Additionally, you want to ensure that your amplifier has enough outputs for both the subwoofer and other speakers being used for them all to work together properly.

James is the co-founder and lead writer at He has an extensive background in car audio, having been involved in the industry for over a decade. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to