Best 18 Inch Subwoofer

Top 6 Best 18-Inch Subwoofers in 2021

Who doesn’t want a cool subwoofer for their car with perfect bass and an amazing sound system? We all want the best sound system to listen to our favorite music. But buying the best 18-inch subwoofers is quite a daunting process. To begin with, these gadgets don’t come cheap and there is so much you need to know about before you make a purchase.

Which features do you need and should not compromise on? Which features can you do without?

Overall Best 18-Inch Subwoofer#

Mackie THUMP Series, 18-Inch 1200-Watt Subwoofer...
  • 1000W of ultra-efficient Mackie Active electronics provide total system optimizations-D Fast Recovery amplification
  • Mackie Active electronics provide total system optimization
  • Precision crossover (125Hz)
  • Output Wattage: 500 W

Overall Budget 18-Inch Subwoofer#

Rockville SBG1184 18" 1000 Watt Passive 4-Ohm Pro...
  • Rockville SBG1184 18" 1000 Watt Passive Pro DJ Subwoofer w/ MDF Cabinet and Pole Mount.
  • 18" Pro audio woofer. 500 Watts RMS. 750 Watts Program Power Handling.
  • 1000 Watts Peak Power Handling. 3" High temperature aluminum voice coil.
  • 90 oz woofer magnet. Dual Ported Enclosure for Improved Bass Response.
  • Construction: High-Density, High-Quality Non Resonant MDF, Stapled, Bonded & Braced.
Which company has the best products? Which model is best suited for your tastes? Should you go for the latest model or an older one?

And the most important is the budget. Subwoofers and quite expensive you want them to last a while.

But don’t worry about that now. Just read on to know all you need to know about the best subwoofers available in the US market right now and hype up your long drives.

1. Skar Audio SDR-15 D2 15″ 1200 Watt: Max Power Dual 2 Ohm Best Car Subwoofer

best 18-inch subwoofers

Key Features

  • 15-Inch Dual 2-ohm Car Subwoofer
  • Peak Power: 1,200 Watts.
  • RMS Power: 600 Watts.
  • 2.5″ 4-Layer High-Temperature Copper Voice Coil.
  • High Roll Foam Surround.
  • Competition Grade Pressed Paper Cone
  • Frequency Response Range: 20 Hz – 250 Hz. Sensitivity: 85.9 dB
  • High Flux Ferrite Motor.
  • Advanced Air Flow Cooling Design.

Feature Overview

Whether you are new to the whole car audio scenario or a pro, Skar Audio SDR-15 D2 15″ 1200 Watt Max Power Dual 2 Ohm Car Subwoofer is the perfect sound system for your car. It has many amenities which makes it the best 18-inch subwoofer in the US market at present.

This Skar Audio subwoofer delivers the most authentic, low spectrum, and hard-hitting sound. It can for extended periods handle extreme power thanks to the high flux ferrite motor.

This subwoofer also has a 2.5″ 4 layer high-temperature voice coil made of copper. It is attached to the signature red spider of the Skar Audio. The SDR series is surrounded by a high roll foam and that ensures that the sound produced has the best low-end bass response. With a 600 watts RMS power rating and 1200 watts Max power rating, it is not hard to see why the Skar Audio subwoofer is a customer favorite.

Pros
  • Skar Audio SDR-15
  • Mounting depth of 6.08″
  • Amazing low bass.
Cons
  • The response might not be as good.

2. JBL Professional JRX218S Portable Stage: Best 18 inch Subwoofers

JBL Professional Portable Stage Subwoofer | Best 18-Inch Subwoofers

Key Features

  • 18-inch compact subwoofer.
  • 350 W continuous and 1400 W peak power capacity.
  • The rugged enclosure is constructed from 19 mm Medium Density Fiberboard using advanced adhesives and mechanical fastener technology for durability and improved low-frequency performance. The enclosure is covered in black carpet.
  • A top-mounted, cast aluminum 35 mm pole mount receptacle can receive an optional SS3BK pole to facilitate the use of the JRX218S as a base for a mid-high speaker cabinet.
  • Non-resonant, all-steel handles are used.
  • Attractive 18-gauge perforated steel grille protects components from damage.

Feature Overview

If you are looking for a subwoofer for your car and you are under a budget, JBL Professional JRX218S Portable Stage Subwoofer is the best cheap 18-inch subwoofer you can get. It is compact and extends and supplements in live sound and music applications, the low-frequency performance of full-range systems. This JBL subwoofer model truly delivers everything the prestigious company of JBL promises and more and that too at a very cheap rate.

This model is very budget-friendly supports every element that speakers require to deliver the most authentic sound and is not cluttered with unnecessary features. Hence this is the perfect speaker for anyone who wants a high-class subwoofer for their car but is running on a budget.

Pros
  • being compact, it is portable.
  • 18-gauge hexagon perforated steel grille to protect from damage.
  • Enclosed speaker for superior sound quality.
  • Durable construction.
Cons
  • Cannot connect to the iPad or microphone.

Also read: Best 8-inch Subwoofers in 2021

3. 2 Rockville RVP18W8 2400w 18″ Pro: High Rated Subwoofers

2 Rockville Subwoofers

Key Features

  • Rockville RVP18W8 18″ 1200 Watt Raw Replacement Subwoofer.
  • Peak Power: 2400 Watts (1200 Watts per Subwoofer)
  • RMS Power Handling: 1200 Watts (600 Watts per Subwoofer)
  • Fiber Reinforced Ultra Stiff Paper Composite Cone
  • Paper Composite Dust Cap
  • Expanded and Rolled Steel Basket
  • Accordion Cloth Surround
  • Ultra Saturated, High BL Magnetic Motor Gap
  • 3″ High-Temperature CCAW High SPL Voice Coil
  • Linear Progressive Conex Spiders
  • Dual Nickel Plated Banana Plug Terminals
  • Impedance: 8 Ohms
  • 0 oz Magnet
  • Mounting Depth: 7.17″ inches
  • Frequency Response: 26 Hz to 500 Hz
  • Sensitivity : 101dB @ 1w/1m

Feature Overview

Whether a noob or a pro to the whole car audio scenario, 2 Rockville RVP18W8 2400w 18″ Pro Subwoofers 8-Ohm Raw Sub Woofers 90 Oz Magnets best 18-inch car subwoofer. It has many amenities and is truly one of the better subwoofer models available in the US market at present.

This Rockville subwoofer delivers the most authentic, low spectrum, and hard-hitting sound. It can for extended periods handle extreme power thanks to the high flux ferrite motor. It can handle 600 watts RMS.

The Rockville subwoofer is surrounded by a high roll foam and that ensures that the sound produced has the best low-end bass response. With a 600 watts RMS power rating and 1200 watts Max power rating, it is not hard to see why the Rockville RVP18W8 is a customer favorite.

Pros
  • 90 Oz magnet sub.
  • Fiber Reinforced Ultra Stiff Paper Composite Cone.
  • Amazing sound quality.
  • Sleek design.

Read more: Best 10-Inch Subwoofer in 2021

4. QSC KS118 Direct Radiating: Amazing 18 inch Subwoofers

Direct Radiating Subwoofer | Best 18-Inch Subwoofers

Key Features

  • High output active subwoofer.
  • Produces impressive low frequencies for AV production, mobile entertainment, performance venues, and clubs.
  • 18″ direct radiating driver. Powered by a 3600W Class D amp, to deliver high SPL with dynamic and musical sound.
  • On-board DSP optimizes and protects system performance.
  • Highly transportable.
  • An M20 threaded pole receptacle accepts a 35 mm pole for easy vertical deployment with full-range loudspeakers
  • Features a selectable DEEP mode for an extremely low-frequency extension.
  • Optional KS-LOC security cover to prevent unauthorized tampering of controls.

Feature Overview

If you are looking for the best 18-inch subwoofer for the money look no further than the QSC KS118 Direct Radiating 18″ Subwoofer. The high output of this model produces really good low frequencies which are perfect for clubs, mobile entertainment, performance venues, and AV production. The 18-inch direct radiating driver which is powered by a 3600 Watt Class D amplifier produces the most amusing sound and gives the most authentic experience.

The DSP onboard protects and optimizes the performance of the system and also promotes advanced capacities like the option to array 2 units in a cardioid arrangement. Since this model is lightweight and sleek, portability is an added advantage. There is also the M20 threaded pole receptacle which can accept a 35 mm pole for easy vertical deployment with full-range loudspeakers.

Pros
  • Durable construction.
  • Sleek design.
  • Amazing sound quality.
  • Portable.
Cons
  • Does not have a universal power from 100-240 volt AC.

Related post: Best 15-Inch Subwoofers

5. Skar Audio EVL-18 D4 18″ 2500 Watt: Max Power Dual 4 Ohm Affordable Car Subwoofer

Skar Audio Subwoofer

Key Features

  • Peak Power: 2,500 Watts.
  • RMS Power: 1,250 Watts.
  • 3″ High-Temperature Dual 4-ohm Voice Coil with Black Coating
  • Competition Grade Paper Cone & High Roll Foam Surround.
  • Fs: 38 Hz
  • Premium Suspension Featuring the EVL Series Signature Red Two Layer SpiderSensitivity (SPL): 87.0 dB.
  • Frequency Response: 20 – 300 Hz

Feature Overview

If you are looking for the best 18-inch subwoofer speaker the Skar Audio EVL-18 D4 18″ dual 4-ohm subwoofer is here to blow your mind. It is truly one of the best models of subwoofer available in the US market at present. It completely changes the idea of low-end sound reproduction.

This EVL series is brilliantly engineered. And it can be seen in the authentic, low spectrum, and hard-hitting sound that it produces. It can for extended periods handle extreme power thanks to the high flux ferrite motor.

This best 18-inch subwoofer in the USA also has a 2.5″ 4 layer high-temperature voice coil made of copper. It is attached to the EVL’s signature red, single damper, two-layer spider of the Skar Audio. The EVL series is surrounded by a high roll foam and that ensures that the sound produced has the best low-end bass response. With a 600 watts RMS power rating and 1200 watts Max power rating, it is not hard to see why the Skar Audio subwoofer is a customer favorite.

Pros
  • Compact design to promote portability.
  • Amazing sound quality.
  • Reasonable price.
  • Durable construction.
Cons
  • Cannot connect to the iPad.

You may also be interested in: Best Vintage Speaker to Buy in 2021

6. B&C 18SW115-4 18-Inch Neodymium Subwoofer – Set of 1: Top Quality at Reasonable Prices

 B&C Neodymium | Best 18-Inch Subwoofers

Key Features

  • B&C”s 18SW115 18″ pro subwoofer speaker boasts an oversized 4. 5″ voice coil, neodymium motor, 1, 700 watts RMS Power handling capacity, and 14 mm Xmax (60 mm peak-to-peak excursion before damage). 4OHM
  • 4.5″ split winding copper voice coil on fiberglass former, Ventilated voice coil gap reduces Power compression. The aluminum demodulation ring on the pole piece reduces distortion. Double silicone spider
  • Lightweight but Powerful FEA-optimized neodymium magnet, extremely high BL factor, and Xmax for outstanding LF output, 14 mm Xmax, 60 mm peak-to-peak excursion before the damage.

Feature Overview

The B&C’s 18SW115-4 18″ pro subwoofer speaker is the best model of 18-inch subwoofer speaker available in the US market. The voice coil of this speaker is a good 4.5″, with neodymium motor, 14mm Xmax, and an RMS power handling capacity of 1700 watts.

This cheap 18-inch subwoofer speaker in the USA is lightweight which promotes portability. But that does not compromise on the features. The FEA-optimized neodymium magnet is very powerful.

This B&C’s 18SW115-4 subwoofer pro speaker has an outstanding LF output due to the high Xmax and BL factor. There is a ventilated voice coil gap which reduces compression of power. And there is an Aluminum demodulation ring to reduce distortion.

Pros
  • Double silicon spider
  • 60 mm peak to peak excursion.
  • Portable
  • Reasonable price
Cons
  • Cannot connect to the iPad.

Frequently Asked Questions about Best 18 Inch Subwoofers:

Are 18-inch subwoofers good?

The answer is yes, especially for those who are an avid fan of blaring yet top-notch sound systems. An 18-inch subwoofer will have a dual vocal coil so that the sound effects can be amplified. It will also have a long life due to its sturdy structure, so you are sure to get your money’s worth.

What is the best competition subwoofer?

According to 18-inch subwoofer reviews, Orion HCCA15 12″ Car Subwoofer 2000 Watts is the best competition subwoofer. The power rating is quite high and the field cone is replaceable. Moreover, the inbuilt cooling system will ensure that the subwoofer does not get overheated. Therefore, this model is highly recommended.

What is the biggest subwoofer you can buy?

Built on 40,000 watts of power, the Danley Sound Labs’ Matterhorn Subwoofer is the biggest subwoofer you can buy.

What happens if a subwoofer is underpowered?

If your subwoofer amplifier is underpowered, it might damage the speaker due to distortion. This won’t happen so easily if it’s a well-matched good amplifier and is run at high and clean volume. The sound produced will also not be as loud due to distortion.

How long should you break in a subwoofer?

We suggest that you run it for 15 to 20 minutes at a moderate volume, for example, bass at an extremely low level while breaking in. Let it warm it. Do not take a subwoofer out of the box and turn it up to 10 right away. In some cases, the manufacturer might advise you to break in for as long as 10 hours. For ultra level premium-quality high-end speakers, the break-in period might take up a huge time chunk of 100 hours. Ultimately, it depends on the model of subwoofer you purchase and the manual provided with the equipment.