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A nice sub-woofer is desirable by all as none other speaker does what a sub can. You are bound to require for the addition of the necessary frequencies in the sound system, subject to few deliberations.

To be aware, sub-woofers are highly priced, extremely powerful and produce music loud enough to be audible from farther distances.

As the case is with the maximum stuffs, wherein the bigger they are, the good it is considered, though honestly, the 18-inch sub-woofers are more than enough.

The selling option for this size range is smaller compared to the market size of the 15” inch sub-woofers.

The prime causes being the bigger size due to which accommodation issues arise.

Another reason is that these speakers consume much power, so you got to lose out more cash on such speakers.

There aren’t many subwoofers out there in the market, yet selecting the best for you isn’t that difficult task as we have made best of our efforts to make it easier for you.

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Car Sub-Woofer Under $300


CT SOUNDS Tropo 18 Inch Car Subwoofer - Dual 4 Ohm Impedance

CT SOUNDS 18 Inch Car Subwoofer - Dual 4 Ohm Impedance

We will be reviewing this speaker initially since it is really low on cost and so a good choice to make for the ones who are conscious regarding the price.

The fact is that despite being the cheapest among the 6 mentioned in this list, the sound quality of the speaker is yet awesome, and delivers clear and uninterrupted sounds.

Undoubtedly, its sound does not match the ones produced by the costlier subwoofers but is worth the appreciation as per its price range.

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The key benefit of this CT Sound subwoofer over its expensive competitors is that these speakers are easy to mount in the car, even in the absence of the enclosure box.

Due to this, the speaker tops the list when it comes to convenience of use and easy installation.

The key specifications of such speakers include, the barium ferrite magnet dual 3” voice coils allowing increased ohm arrays and the steel case increases the durability. 300 watts to maximum of 600 watts can be handled along with a frequency range of 30Hz – 1.8 kHz.

If comfortability and simple installation is a matter of your concern, including the budget, in that case CT SOUNDS 18 Inch Car Subwoofer is an ideal choice that you can make.

Reasons To Buy

  • Enclosure box is not a necessity.
  • Highly affordable.
  • Good choice as it comes in single as well as dual voice coil styles.

Reasons To Avoid

  • Performance is not of exemplary standard.
  • Low bass when enclosed.

American Bass 18 Inch - 320 Oz Magnet Woofer

Best 18 Inch Sub woofer American Bass

As we slide up on the price list, the next choice is the American Bass 18” model.

For the ones in search of a not so dramatic yet a subwoofer with excellent sound quality, this model is the best deal that one can make.

If we go by the rating of the power handling capacity then American bass 18” is far great when compared to the previous one that is the LANZAR.

You get 2,000 watts RMS plus 4,000 watts is the maximum, with the help of which your music is for sure going to drive your neighbors crazy with absolute ease.

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In terms of specifications, the model American bass HD18D1A is the 3,000 watts subwoofer with a size of 18” and there is also this dual 1- ohm voice coil.

This is a piece that deserves all your time and money due to the qualities it has that has compelled us to give it a place in the list among the best ones.

On the whole if one wants to be sure of getting the best value product at reasonable price then this American bass 18” subwoofer is one amazing choice that you can make.

Reasons To Buy

  • Higher power handling capacity.
  • Fairly priced.

Reasons To Avoid

  • To be more particular there aren’t any noticeable and major amiss.

Skar Audio ZVX-18v2 2 Ohm

Skar Audio ZVX-18v2 D2 18 inch 3200 Watt Max Power Dual 2 Ohm SPL Car Subwoofer

ZVX subwoofer series is the flagship range of SKAR and has been designed after many years of substantial research, with the SKAR Audio ZVX-18v2 being the ultimate majesty of the range.

The subwoofer is a sturdy speaker seamlessly delivering low-end dynamics.

Its superlative in terms of performance and solidity, featuring maximum power rating of 3200 watts.

These are some of the features that declares it as one of the best 18” subwoofer, offered by SKAR audio.

The special motive of structuring this subwoofer was to endure the callousness.

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Its performance standards even at the maximum output power level is praiseworthy thereby making it a well-built and authentic subwoofer.

There is the 3-inch high temperature voice coil that has been manufactured in U.S, having immense triple slug magnet.

With the combination of grade paper cone and high roll foam allowing the subwoofer give excellent performance.

Its design is such as to work with the custom-made box systems.

The depth of the subwoofer is 15.2 inches and the exterior diameter measuring up to 18.2 inches. The mounting hardware is also of standard quality.

Coming to the specifications of it, the RMS power rating is 1600-watts and max power rating is 3200 watts.

The sub comes as a dual 1-ohm voice coil or the dual 2-ohm voice coil.

The sub is of exceptional quality and counts among the best if not the best because there are still some of the models left to be mentioned.

Reasons To Buy

  • Its simplistic design minimizes the deformation irrespective of the input level.

Reasons To Avoid

  • The rubber cone is a thing to worry because of the heat for long periods.
  • It does come in a custom-made box.
  • Bit overpriced

RCF L18P400 18-inch Transducer

RCF L18P400 Professional Car and DJ Low Frequency 18-Inch Transducer

When one is talking of the LP18P400 brought to you by RCF, they mean it as a car subwoofer majorly crafted for the purpose of delivering greater low-end volume when compared to any other traditional version of the subwoofers.

In comparison to the other subs reviewed earlier, it has a lesser capacity with 2000 watts, with a sensitivity of 97.5 dB, which is surely enough to some extent.

As specified, the sub has been specifically structured for accentuating the low end, which it does amazingly.

If you patronize the EDM and Urban, then the lows generated by this sub is for sure going to melt you.

When we talk about its specifications, a lot of subs present here reach up to 30 Hz, while the RCF can reach the depth of 25 Hz.

In terms of other specs, there is the 4-inch fiberglass copper voice coil, having a frequency range of 25 Hz – 1 kHz.

Then there is the aluminium demodulation ring, air ventilation, &14 mm top plate ensuring minimum power compression.

Going beyond there is the dual spider design, a triple roll surround, and the grooved straight cone geometry.

So, its basically a superb subwoofer, though it may look like a bit over the top for many people.

Like, if you wish for a low end with more equilibrium then it would be feasible for you to check the other subwoofers mentioned by us too.

Reasons To Buy

  • Well- built and sturdy quality ensuring constant use at high power of 2000 watts.
  • Physical dynamics and volume and a gentle shake of the interior giving the sonic effect.

Reasons To Avoid

  • The profound presence of the bass may seem a lot to some people like the ones preferring an increase in volume.

Blast King I75BLAST 18PRO

Blast King I75BLAST18PRO 18-Inch 1800 Watt High Performance Woofer

This 18” subwoofer presented by the B&C is a superlative and high- grade speaker comfortable for bass heads wanting the most absolute quality sound and that makes you willing to pay for it.

When we are talking of the specifications, there is the 4.5” split winding copper voice coil on fiberglass former, and be it in terms of size or the technical aspects it is ahead of all the rest subs mentioned for review in the list.

Additionally, there is the ventilated voice coil gap for reducing the power compression and the aluminium demodulation ring for lesser distortion.

There is a strong and gauzy FEA-optimized neodymium magnet, an exceptionally excessive BL factor and Xmax which is for magnificent low-frequency output.

Though the sub is atop specified, yet this is what classifies it among the finest speakers present in the review. Despite being the prime sub, yet you do require to pay an expensive price that too for a slight refinement in sound quality.

Few may be still contended by paying the additional price, whereas some may prefer to save the money and opt for the cheaper version of the subwoofer, and the choice is absolutely up to you.

Reasons To Buy

  • The tactful and reactive Neodymium magnet motor producing explicit audio output.
  • Tampering at excessive power level is slightest.
  • It works well with majority of the sound systems present in the market.

Reasons To Avoid

  • Though the sound quality has been improved, still it isn’t to that extent and there are many more subwoofers at affordable price range.

RCF L18P300

RCF L18P300 18-Inch Car and DJ Woofer

The subwoofers reviewed till now are specifically structured for auto market.

But towards the end, a speaker is basically a speaker, and it should be like so comfortable that one can easily use it at any place to hear the sound.

But when it comes to RCF L18P300, its distinctive; the design is basically to be used for cars and trucks, on stage and for the nightclubs too, which seems a bit strange. Yet, a speaker is a speaker at the end.

So, keeping aside all this, the sub is suitable for several purposes, and is of premium quality which has standard sound be it at home, or stage or a car.

Another impressing thing about this sub are the specifications, among which are the 4-inch interior and exterior copper voice coil delivering uninterrupted power of nearly 2000 watts and can also handle sensitivity of 97 dB.

The frequency range can be at a lower range of 35 Hz- 1kHz, that is at par with L18P400 of the same brand and which has been already reviewed beforehand.

There is also the air ventilation and the 15 mm top plate for lower power compression.

On the whole the sub is a great one, yet the reason behind it targeting at 2 distinct markets is still not understood.

Possibly there may exist its own reasons for doing so. At the end, regardless of everything, the sub sounds great and has many such exceptional features.

Reasons To Buy

  • Hassle free setup and preparation.

Reasons To Avoid

  • It may be a misfit into some of the cars.

Final Verdict On 18 Inch Subwoofers


How to buy subwoofers

The top 6 best 18” subwoofers present in the current market have been reviewed in this article, all of which are equally worthy options for all of you who appreciate the low-end factor.

Yet, as it is a review and we must declare a clear winner, and that is the SKAR Audio ZVX-18v2

The model has secured the position mainly because of the offerings made by it in terms of features as per the price range.

The subwoofer is equipped with excellent features and has enriched sound quality, and perfectly suitable for custom made audio systems.

The sub is apt for the ones who always desire for loud music.

It isn’t that pocket-friendly, but is sturdy and well-built that makes it long-lasting and an authentic subwoofer.

And Is a completely good choice in case of value for money.

At the end we would like to conclude by wishing you lots of fun and enjoyment while selecting your favorite 18” subwoofers and have a nice time listening to your favorite tracks.

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