Skip to content


Best Marine Subwoofers 2023

Do you want your marine stereo to have greater bass? In our opinion, a high-quality marine subwoofer is a must-have and the only way to obtain the deep bass you desire. Especially if the application is for an open-boat. You might believe that aftermarket subwoofers are only for audiophiles, but they’re for everyone who wants more from their marine or boat radio.

However, the best subwoofers for boats don’t simply add extra bass; they also improve the sound of your other speakers. By freeing your speakers of bass duties, you can improve the sound quality of your speakers. Rather than pushing out all of the highs, mids, and lows at the same time, your subwoofer can handle the deep bass while your other speakers deliver crisper, cleaner high and mid-range sound. It’ll help you get more volume out of your speakers, as well as more bass boost, obviously in this buying guide.

Bazooka MBT1014 10-Inch 4-Ohm Marine Subwoofer

Bazooka MBT1014 10-Inch 4-Ohm Marine Subwoofer
  • Ported Marine Bass Tube With 10" -Resistant Enclosure4-Ohm Impedance
  • Power Handling: 100 Watts Rms (200 Watts Peak Power)Frequency Response: 39-1000 Hz
  • Sensitivity: 104 Db21-9/16"L X 12-1/2"H X 10-3/8"W

The Bazooka MBT1014 boat subwoofers come with mounting straps to make securing them on your boat a breeze. The ten-inch bass tube complements any on-board speaker system and adds depth to the sound. While it isn’t the loudest (200W), it is loud enough to be heard clearly on the open sea, even with the wind and splashes.

This marine subwoofer review has stainless steel hardware that won’t corrode or be damaged by exposure to seawater, which is a feature we really like. Even under direct sunshine, the plastic housing is robust and certified for outdoor use. If the 10-inch model is too big for you, the MBT1014 woofer with an 8-inch diameter is also available.

The Bazooka is the boat subwoofer for you if you’re searching for something small and compact. Its peak output is lower than some versions, making it excellent for easy listening, and its low impedance rating allows you to quadruple your bass with this system. It’s simple to install thanks to the Velcro reinforced mounting straps, and the chrome plated finish adds a stylish touch to your boat. This stainless steel speaker will complement your music system and will not be harmed by salt, fog, or wind. This is the best marine subwoofer in 2023.

Rockville MS10LW 10″ 2400 Watt White Marine/Boat 10″ Free Air Subwoofer with LED

Rockville MS10LW 10" 2400 Watt White Marine/Boat 10" Free Air Subwoofer with LED
  • Rockville MS10LW 10" marine subwoofer with LED (White). Max Power: 2400 Watts. RMS Program Power: 1200 Watts
  • RMS Power: 600 Watts. Polypropylene cone with Rubber edge. 2.0" 4 Layer dual voice coil
  • Molded ABS plastic basket made with a special blend that is waterproof and un-breakable (if you literally jump on it, it will not break or bend)

Rockville MS10LW Free Air can knock you off your feet if you’re looking for the most powerful sound. This top-rated boat subwoofer offers a whopping peak output of 2400 watts and an RMS of 600 watts, making it the loudest model on our list. In addition, the Rockville MS10LW has blue LEDs integrated in, which make it appear great at night.

The best boat subwoofer is comprised of molded ABS plastic for added durability. This not only makes the bass speaker extremely impenetrable, but it also protects the sound system within from water. The woofer features a double-stacked 80oz magnet inside, which is an intriguing technological element. Overall, it’s a fantastic system that will undoubtedly meet or surpass your expectations. This is the best marine subwoofers in 2023.

Polk Audio db1040 10-Inch Single Voice Coil Subwoofer

Polk Audio db1040 10-Inch Single Voice Coil Subwoofer (Single, Black)
  • A marine single voice coil subwoofer speaker
  • Equipped with 10 inch black Dynamic Balance polymer composite cone
  • Frequency response: 28 200 Hz

Polk Audio has a reputation for producing high-quality audio equipment like car subwoofer at a reasonable price. Give Polk a call if you want big sound but don’t want to spend a lot of money. The finest marine subwoofer units from the manufacturers are of excellent quality, have a large volume, and are inexpensive.

The 10 inch Dynamic Balance polymer composite cone on this big diameter twin voice coil marine subwoofer has a frequency response of 20 to 200 Hz and a 4 ohm impedance. The Polk Audio DB1040 has a peak output of 540 Watts, which translates to around 270 Watts RMS. To put it another way, it’s loud enough!

It’s also suitable for use in the sea. Water-resistant materials are used throughout the DB series subwoofers, preventing moisture, dust, and other undesired things from accessing the electronics and speakers, causing damage and degrading sound quality. It has an IP56 rating and has been tested for salt-fog, humidity, and UV radiation protection.

Another interesting feature of this sub is that it provides a lot of sound in a little package. To optimize the power of its punch, it doesn’t require a large boat subwoofer box. This could be the speaker for you if you want a big sound with a low frequency setting from a compact enclosure.

Rockford Fosgate PM212S4B Punch Marine 12″ SVC 4-Ohm Subwoofer

Rockford Fosgate PM212S4B Punch Marine 12" SVC 4-Ohm Subwoofer - Black
  • Add some muscle to your bass with the powerful Punch PM212S4B black 12” subwoofer featuring a stainless steel grille
  • This subwoofer is so versatile, it can be used in sealed, vented or infinite baffle installations
  • 4-Ohm Subwoofer with 300 Watts RMS /600 Watts Max power

Rockford Fosgate is a well-known name in the audio business, and the brand’s top-of-the-line marine subwoofer is just what you need if you want to amp up your bass without breaking the bank. It isn’t the cheapest choice available, but it isn’t outrageously pricey either. As a result, you get a high-quality, low-cost bass unit with outstanding sound.

A single voice coil 12″ maritime subwoofer with a peak power output of 600 W is used in this practical subwoofer. The RMS output is 300 W, which will blast your bass out of the water. It’s raucous and loud, but the overall sound quality is excellent. All of this is housed in a one-of-a-kind flex-fit basket that makes mounting and installation a breeze.

Rockford fosgate build quality is rugged, strong, and really marine-ready, thanks to high-quality materials including Centrex injection molded plastic, polypropylene, corrosion-resistant stainless steel, and thermo-plastic elastomer. It’s completely marine-grade, with corrosion-proof, UV-resistant, moisture, tear, salt-fog, and fatigue-resistant components. It’s perfect for marine and powersports use.

A good addition is Rockford Fosgate’s two-year comprehensive warranty for the best subwoofer for boat. This warranty is a demonstration of the manufacturer’s confidence, and unlike many warranties, it is fairly extensive, covering a wide range of potential faults.

KICKER 45KMF122 12″ 350w Peak/175w RMS Marine Boat Subwoofer

Kicker 45KMF122 12" 350w Peak/175w RMS Marine Boat Subwoofer Free Air Sub KMF12
  • What's In The Box: (1) 12" Woofer. (1) Back Gasket. (8) Mounting Screws. (8) Mounting Screw Clips. (1) Owner's Manual. Features: KICKER 45KMF122 12"...
  • Peak Power Handling: 350 Watts. RMS Power Handling: 175 Watts. Two-Ohm Voice Coil. Injection-Molded Polypropylene Cone. Co-molded Santoprene Surround....
  • Thick Tinsel Leads. Large Ceramic Magnet. Rear Gasketing Included. Polymer Basket Resists Corrosion. Protective Terminal Cap. Stainless Mounting...

When it comes to installing a subwoofer on your boat, you want to ensure that it not only produces the best possible bass, but also that it can endure any weather conditions. Fortunately, the Kicker KMF124 12 Volt “The weather-resistant subwoofer gives you piece of mind. The motor structure is sealed, and the terminal also locks and seals well, which contributes to the efficiency. It has been tested against salt, UV rays, and fog, demonstrating that it can withstand those extreme conditions.

With the Kicker KMF124 12 you’ll never have to worry about the party stopping “since it will provide you with the bass you require for an extended period of time The marine-grade cone is responsible for the high sound quality. The aesthetics of the LED lights will also add to whatever feel you’re striving for in a low profile marine subwoofer.

Garmin MS-SW10 Fusion Entertainment 10-Inch 400W Marine-Grade Subwoofer

Garmin MS-SW10 Fusion Entertainment 10-Inch 400W Marine-Grade Subwoofer
  • Magnet structure - 60 oz
  • 2" voice coil - 4 ohms - 30hz-2.0Khz - 88Db
  • Min. Mounting depth - 4.5" mounting diameter - 8.75"

The Fusion MS-SW10 marine subwoofer has a 60-ounce magnet and a 2-inch voice coil to produce booming bass that you can feel all over your body. This type, which is 10 inches in diameter and 4.5 inches in depth, is simple to install on any boat. The case is made of marine-grade plastic, making it resistant to water and sunlight for extended periods of time.

The peak power output of the slim marine woofer is 400 watts, but the RMS power output is far more relevant. It delivers smooth and strong bass lines at 200 watts. You can also link this unit with Fusion’s FM-402 amplifier to improve performance even further. We put the MS-SW10 subwoofer at the top of the list because of all of this, as well as its low price.

Sound Storm Laboratories LOPRO10 Amplified Car Subwoofer

Sound Storm Laboratories LOPRO10 10 Inch Powered Under Seat Car Audio Subwoofer - 1200 Watts Max,...
  • Built-in Amplifier - With a MOSFET power supply you get improved switching speeds, better performance with less power from the driver, lower...
  • Variable Low-Pass Filter - A low-pass filter is an electronic circuit that removes all the notes above the filter's frequency setting. You will use...
  • High Level Inputs - Speaker level inputs are commonly referred to as high-level inputs. It will be used to connect the LOPRO10 to your factory radio...

With the SSL LoPro10 Class A/B 10 inch Low Profile Amplified Subwoofer, you can enjoy the rich sound of Bass in almost any car. This Amplified Subwoofer can be connected to just about any in-dash stereo thanks to its 1200 Watt Max Power, MOSFET power supply, and High and Low Level Inputs. With a height of only 3 inches, it’s the ideal answer for tight spaces, as it fits under the seat of most automobiles. With the Variable Low Pass Crossover, Subsonic Filter, Phase Control, and Remote Subwoofer Control, you can tweak the sound to your liking.

Frequently Asked Questions

Why do I need a marine subwoofer?

A subwoofer is a must-have for anyone who wants to have the finest fun on the boat with the best sound. In terms of perfect and powerful pounding sound and bass, a marine subwoofer will be able to provide you with the best potential results.

Which Marine Subwoofer Is Best For Bass?

This is difficult to say because it is dependent on a variety of things. However, you should always opt for a model that delivers sound using high-quality components. As previously said, RMS output is more significant than reported maximum output, and the subwoofer should be able to handle low-frequency sounds well.