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10 Best Sound Deadening Mats 2026 in the United States
#1
Winner
KILMAT Extra 100 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
The KILMAT Extra 100 mil Car Sound Deadening Mat is designed for automotive soundproofing, offering a thickness of 2.5 millimeters and a coverage area of 25 square feet. Made from butyl and aluminum, it's a very sticky self-adhesive material that makes installation straightforward, even for DIY enthusiasts. One of its strengths is its thickness, which is twice that of many standard materials, providing superior sound insulation and noise reduction.
Rating
10.0
Chosen by1,341
Coverage Area
Adhesive Quality
Ease of Installation
Most important from
25500 reviews
#2
Amazon Basics Car Sound Deadening Mat, 18" x 32", 9-Piece
The Amazon Basics Car Sound Deadening Mat is designed to make your vehicle quieter by reducing road noise and vibrations. It’s made from a butyl rubber compound, which is effective at blocking sound and also features a layer of reflective aluminum foil that helps protect against heat. Each of the nine pieces is 0.1 inches thick and measures 18 by 32 inches, covering a total of 36 square feet—enough to cover significant parts of your car’s interior like the floor or trunk. The mat sticks firmly thanks to a strong self-adhesive backing, so you won’t have to worry about it peeling off easily. Installation is fairly straightforward because the material is pliable and easy to cut to fit different areas, plus an instruction kit is included to help guide you through the process.
Rating
7.9
Material
Ease of Installation
Thickness
Most important from
4776 reviews
#3
KILMAT 80 mil 18 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
The KILMAT 80 mil 18 sqft Car Sound Deadening Mat is designed for automotive soundproofing, boasting a thick 80 mil layer that promises effective noise insulation. It's made from butyl, which is known for its durability and sound-deadening capabilities, making it a solid choice for reducing road noise in your vehicle. The adhesive is very sticky, ensuring it holds well once applied, which is crucial for maintaining the mat’s effectiveness over time.
Rating
7.9
Ease of Installation
Coverage Area
Most important from
25500 reviews
Top 10 Best Sound Deadening Mats 2026 in the United States
#1
Winner
KILMAT Extra 100 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
KILMAT Extra 100 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
Material: Butyl and Aluminum
Thickness: 2.5 Millimeters
Coverage Area: 25 square feet
Adhesive Quality: self-adhesive
Ease of Installation: straightforward
Chosen by 1341 this week
Amazon Basics Car Sound Deadening Mat, 18" x 32", 9-Piece
Amazon Basics Car Sound Deadening Mat, 18" x 32", 9-Piece
Material: butyl rubber compound
Thickness: 0.1 inches
Coverage Area: 36 square feet
Adhesive Quality: strong self-adhesive backing
Heat Resistance: reflective aluminum foil layer
Ease of Installation: pliable, easy to cut
KILMAT 80 mil 18 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
KILMAT 80 mil 18 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
Material: Rubber
Thickness: 80 Mils
Coverage Area: 18 sq ft
Adhesive Quality: very sticky
Ease of Installation: easier with embossing
Dynamat Xtreme Tech Pack Sound Deadening Car Insulation – Noise Dampening for Floor, Doors, Panels, Hood, Engine or Trunk – Easy Self Adhesive Install – Made in USA – 7 Sheets, 18”x32”, 28 sq ft total
Dynamat Xtreme Tech Pack Sound Deadening Car Insulation – Noise Dampening for Floor, Doors, Panels, Hood, Engine or Trunk – Easy Self Adhesive Install – Made in USA – 7 Sheets, 18”x32”, 28 sq ft total
Material: Rubber
Thickness: 0.1 inches
Coverage Area: 28 sq ft
Adhesive Quality: strong adhesive
Heat Resistance: performs well
Ease of Installation: easy to install
Siless Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier
Siless Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier
Material: 157mil Closed Cell Foam
Thickness: 0.16 Inches
Coverage Area: 51 square foot
Adhesive Quality: waterproof self-adhesive backing
Heat Resistance: resists heat well
Ease of Installation: easy to install
Related Products
Up to 35% off
KILMAT 50 mil 50 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
KILMAT 50 mil 50 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
Material: Butyl and foil
Thickness: 1.3 Millimeters
Coverage Area: 50 square foot
Adhesive Quality: impressive adhesive
Ease of Installation: user-friendly for DIY
Siless Hybrid 3in1 200 mil 25 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material
Siless Hybrid 3in1 200 mil 25 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material
Material: Butyl Rubber
Thickness: 0.2 Inches
Coverage Area: 25 sqft
Ease of Installation: peel and place method
80 mil 10 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
80 mil 10 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
Material: butyl rubber with foil layer
Thickness: 80 mil
Coverage Area: 10 sqft
Adhesive Quality: self-adhesive, very sticky backing
Ease of Installation: easy to install, no extra glue
Amazon Basics Car Sound Deadening Mat, 9.8″ x 15.7″, 34-Piece
Amazon Basics Car Sound Deadening Mat, 9.8″ x 15.7″, 34-Piece
Material: butyl rubber
Thickness: 0.1 inches
Coverage Area: 36 square feet
Adhesive Quality: strong, keeps mats securely in place
Heat Resistance: aluminum foil layer insulates heat
Ease of Installation: pliable, easy to cut, with instructions
#10
Siless Liner 314 mil 18 sqft Sound Deadening mat - Sound Deadener Mat - Car Sound Dampening Material - Sound dampener - Sound deadening Material Sound Insulation - Car Sound deadening
Siless Liner 314 mil 18 sqft Sound Deadening mat - Sound Deadener Mat - Car Sound Dampening Material - Sound dampener - Sound deadening Material Sound Insulation - Car Sound deadening
Material: 314 mil Closed Cell Foam
Thickness: 0.31 Inches
Coverage Area: 18 square feet
Adhesive Quality: strong, waterproof
Heat Resistance: 215°F
Ease of Installation: fairly straightforward
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Buying Guide for the Best Sound Deadening Mats
When it comes to choosing sound-deadening mats, it's important to understand that these products are designed to reduce noise and vibrations in your vehicle or any other space. They can significantly improve the acoustic environment by minimizing road noise, engine sounds, and other unwanted noises. To pick the best sound-deadening mat for your needs, you should consider several key specifications. These specs will help you determine the effectiveness, ease of installation, and overall performance of the mats. Here are the key specs you should focus on and how to navigate them.MaterialThe material of the sound-deadening mat is crucial because it determines the mat's effectiveness in reducing noise and vibrations. Common materials include butyl rubber, asphalt, and foam. Butyl rubber is highly effective and durable, making it a popular choice for high-performance applications. Asphalt-based mats are generally more affordable but can emit odors in high temperatures. Foam mats are lightweight and easy to install but may not offer the same level of noise reduction as butyl rubber. Choose a material based on your specific needs, such as the level of noise reduction required and the environment in which the mat will be used.
ThicknessThickness is a key factor in the performance of sound-deadening mats. Thicker mats generally provide better noise reduction and vibration dampening. Mats typically range from 1mm to 5mm in thickness. Thinner mats (1-2mm) are easier to install and may be sufficient for reducing minor noise. Medium thickness (2-3mm) offers a good balance between ease of installation and noise reduction. Thicker mats (4-5mm) provide the highest level of noise reduction but can be more challenging to install. Consider the level of noise you need to reduce and the ease of installation when choosing the thickness.
Coverage AreaThe coverage area of the sound-deadening mat refers to the total surface area that the mat can cover. This is usually measured in square feet or square meters. It's important to measure the area you need to cover before purchasing to ensure you buy enough material. Smaller coverage areas are suitable for targeted noise reduction, such as in specific parts of a vehicle. Larger coverage areas are ideal for comprehensive noise reduction in bigger spaces. Choose a coverage area that matches the size of the space you need to treat.
Adhesive QualityThe adhesive quality of the sound-deadening mat is important for ensuring that the mat stays in place once installed. High-quality adhesive will provide a strong bond and prevent the mat from peeling off over time. Look for mats with self-adhesive backing for easy installation. Mats with poor adhesive quality may require additional glue or tape, which can complicate the installation process. Choose a mat with a reliable adhesive to ensure long-lasting performance and ease of installation.
Heat ResistanceHeat resistance is an important spec, especially if the sound-deadening mat will be used in environments with high temperatures, such as in a car's engine bay or near exhaust systems. Mats with high heat resistance will not melt, emit odors, or lose their adhesive properties when exposed to heat. Check the temperature rating of the mat to ensure it can withstand the conditions in which it will be used. Choose a mat with appropriate heat resistance to ensure durability and performance in high-temperature environments.
Ease of InstallationEase of installation is a key consideration, especially for DIY enthusiasts. Some mats come with self-adhesive backing and are easy to cut and fit into place, making the installation process straightforward. Others may require additional tools or adhesives, which can make installation more complex. Consider your level of experience and the tools you have available when choosing a mat. Opt for a mat that matches your installation skills to ensure a smooth and successful application.