10 Best Car Amplifiers of 2020

Jerry Wilson
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The best car amplifiers of 2020 should be your first point of call if you want to upgrade your sound system with the best car amplifiers available on the market today.

Choosing the right car amplifier can be really tricky. There are so many things to consider when choosing car audio equipment, like your budget, the number of channels you need, or if you want the best subwoofer for your new system.

For that reason, we’ve put together a list of our top picks for the best car amplifiers of 2020 that you can use to upgrade your car audio system with high-performance car amplifiers.

NameCategoryProduct
Alpine PDX-V9Best Overall
Alpine PDX-V9
BOSS Audio Systems R1100M Monoblock Car AmplifierBudget Pick
BOSS Audio Systems R1100M Monoblock Car Amplifier
Alpine R-A75M R-Series Monoblock Subwoofer AmplifierUpgrade Pick
Alpine R-A75M R-Series Monoblock Subwoofer Amplifier

1. Alpine PDX-V9

Our rating: 9 / 10


Alpine PDX-V9

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Pros:

  • High Power, High Output, High Sound Quality
  • Receive High-Power, High-Density, High-Performance
  • Alpine PDX-V9 A Class amp

This is one of the best car amplifiers for a mid-range budget. It has an input sensitivity of “250mV. It is suitable for 4-channel amps and has optimal performance with Alpine's “plug and play” LCE-4 control units.

This high-powered amp allows different drivers to be connected to it easily. It has a power output of 50 watts for each channel for a total of 150 watts. It has a RCA output to use a subwoofer. It comes with Active RCA low-pass filters.

It is solid and compact, which makes mounting on a rack easy. It is also light in weight for easy lifting. Switching is made easier with the help of the RS-232 switch. The amp is user-friendly and features auto-on, power on/off, and load-thru. The remote control of the amp comes with color-coded inputs and outputs.

2. Kenwood KAC-M3004 Compact 4 Channel Digital Amplifier

Our rating: 8 / 10


Kenwood KAC-M3004 Compact 4 Channel Digital Amplifier

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Pros:

  • Integrated crossover network
  • 2 ohm stable stereo operation
  • Can be connected to any device using a 3.5mm audio jack
  • Can be connected to a subwoofer
  • Includes satellite and remote control
  • Auto turn-on
  • Very small in size, suitable for vehicles with limited space
  • Quiet performance

The Kenwood KAC-M3004 serves as a good option for an audiophile. It’s a four-channel digital amplifier that’s suitable for small and medium sized vehicles. Its compact size and neutral design make it a good choice for almost any car.

The audio is very powerful and clear for a compact amplifier. It’s designed to be used with a subwoofer as it can handle loads of power without breaking down.

The amplifier also includes a remote control that you can use to change the volume. It also comes with a satellite, which helps in boosting lower notes when connected to the front door speakers.

3. BOSS Audio Systems R1100M Monoblock Car Amplifier

Our rating: 8 / 10


BOSS Audio Systems R1100M Monoblock Car Amplifier

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Pros:

  • Clean and clear power delivery
  • 400 watts RMS
  • Optimized Frequency Response
  • Protective Circuitry
  • Short circuit and overload protection
  • Magnetic shielding

Cons:

  • Pricey
  • It doesn’t support RD bass

If you’re looking for a powerful amplifier, then the Boss Audio Systems R1100M may be what you’re looking for. This extremely high-performing amplifier can handle 1100 watts and 120 amps, giving it plenty of juice to power your speakers.

The amplifier is built on a chip and is a high-performance model, incorporating innovative technology. To get the best power delivery, the amp doesn’t require an external transformer. It also has a low impedance, giving it high power capability. It comes with a built-in APS mix capacitors and a diode matrix, which gives it high current stability to make sure that your performance is flawless. It even features magnetic shielding, which protects your vehicle’s electrical system from interference.

4. Rockford Fosgate R500X1D Prime 1-Channel Class D Amplifier,BLACK

Our rating: 7 / 10


Rockford Fosgate R500X1D Prime 1-Channel Class D Amplifier,BLACK

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Pros:

  • Advanced Bluetooth technology
  • High-powered Class D amplifier
  • USB/SD/AUX inputs

Cons:

  • Amp gets hot when under heavy use
  • Frequent fiddling required to pair with a device

The Rockford Fosgate R500X1D Prime 1-Channel Class D Amplifier was designed for vehicles with stock or upgraded stereo systems. This amp is equipped with an integrated high-voltage Class D amplifier that's capable of a massive 1-400 watts of power output.

Its Bluetooth functionality allows you to connect to any smartphone, laptop, tablet, or MP3 player for high-quality music playback and hands-free calling.

This amp can send out a full-frequency signal, perfect for listening to live streams from HD radio stations. The included remote control lets you control all your music and hands-free calling from a distance.

5. Alpine R-A75M R-Series Monoblock Subwoofer Amplifier

Our rating: 7 / 10


Alpine R-A75M R-Series Monoblock Subwoofer Amplifier

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Pros:

  • Approved for shipping to Canada
  • Well-built with quality materials

Cons:

  • Slightly heavy

The Alpine R-A75M R-Series Monoblock Subwoofer Amplifier has been rated as one of the best subwoofer amplifiers , being capable of producing up to 750 watts of beautiful power. Following the bass trend in the car industry, Alpine has engineered this R-Series amp with a low-down RMS power rating of 250 watts, which makes it suitable for the most demanding of bassheads – a delightful bonus for those who love to drown their ears in the sounds of bass.

This Alpine R-Series Monoblock Amp is built to be tough on you just like you’re tough on it. It gives you the ability to enjoy your music for countless hours, thanks to high-quality components in the signal circuits and high-temperature resistance aluminum casting in the housing. The built-in fan system will keep your device from overheating inside the R-A75M despite high operating temperatures. The latest technology has been embedded in this Alpine R-A75M Monoblock subwoofer amplifier providing you a peak of safety.

6. Pioneer GM-D8601 Class D Mono Amplifier

Our rating: 7 / 10


Pioneer GM-D8601 Class D Mono Amplifier

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Pros:

  • Pioneer is well-known for great audio equipment
  • Great sound quality
  • Easy to install
  • Features Boost Control
  • Wireless + Wired Remote
  • Long lasting amp with great performance

Cons:

  • External battery compartment
  • Maximum bass boost is limited
  • It’s not very versatile

Finding the right amp for your car is more complicated than you would imagine. That is why we are proud to present our review of the 10 best amps of 2020, giving you the drive and the desire to pull the trigger on your new amp today!

This power-packed amp is an easy choice for the best car amplifier. You can control the sound when you connect it to a Pioneer stereo, which gives your car a modern look.

The remote gives you the option of choosing the bass effect by using the boost control. This is the best feature of this device, because you will know what the sound you are playing will sound like.

7. Rockford Fosgate PBR300X4 Punch 300 Watt 4 Channel Boosted Rail Amplifier

Our rating: 6 / 10


Rockford Fosgate PBR300X4 Punch 300 Watt 4 Channel Boosted Rail Amplifier

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Pros:

  • Punchy with excellent bass response
  • Good extension in the high frequencies
  • Rugged build
  • Clean signal
  • Affordable
  • Wide frequency response
  • Rugged build
  • Good control and separation

Cons:

  • Heavy for a 4-channel
  • No remote bass knob
  • Very bright channel separation LEDs

Rockford Fosgate is best known for making high-quality car amplifiers, and the PBR300X4 is no exception. It’s one of the most technically advanced car amplifiers on the current market, offering rich, detailed, and powerful sound that will give your sound system more power than ever before.

The PBR300X4 is a four-channel amp, which means it puts three powerful channels of sound to the front and another on the rear, creating a powerful sound experience that rivals the best home speaker systems. With its Class-D technology, it’s a lightweight and compact unit, perfect for a pickup truck, SUV, or hatchback.

This amp offers 300 Watts 470-watt RMS power, and it delivers its impressive power through two channels and another two 50-watt channels. These less powerful channels allow for greater stereo separation on the front channels and a lower-frequency bass boost on the rear channel.

8. JL Audio JX1000/1D 1000 Watt RMS Monoblock Class D Car Amplifier

Our rating: 6 / 10


JL Audio JX1000/1D 1000 Watt RMS Monoblock Class D Car Amplifier

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Pros:

  • Compatible with a wide range of speakers
  • 1000 watts RMS
  • 3-year warranty
  • LEDs to keep your working status visible

The JL Audio JX1000/1D is the best car amplifier for those looking to power multiple subwoofers with a 1000 Watt RMS. The combination of its high wattage and low impedance allows you to play every genre of music with this amp without breaking the bank.

This car amplifier is also very versatile as it can work with any speakers that match up to a 2 ohm load.

Engineers designed the JL Audio JX Monoblock Class D Car Amplifier with using a buffer circuit that helps to keep extraneous input signals from overloading the amp. This is important because it is not recommended that you use this amp with your factory radio because it can cause your speakers to blow out.

9. Pioneer GM-D9701 2400W Max 1-Channel GM Digital Champion Series Class-D Monoblock Car Audio Stereo Amplifier w/Wired Bass Boost Remote and Free Alphasonik Erabuds

Our rating: 5 / 10


Pioneer GM-D9701 2400W Max 1-Channel GM Digital Champion Series Class-D Monoblock Car Audio Stereo Amplifier w/Wired Bass Boost Remote and Free Alphasonik Erabuds

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Pros:

  • 1 Year Warranty
  • Great Sound
  • Plenty of Power
  • Aux Input for iPod/iPhone/MP3 Players/Tablets/etc.
  • Low Profile Design

Cons:

  • Distortion at high volume outside of car
  • Screen Getting Hot on Amazon
  • No speaker level input

Here’s a great car stereo from Pioneer with plenty of power for a full-sized truck, SUV, or car. At 2400 Watts max power, this thing will light up your sound system.

Most powerful amp I’ve ever used. Has plenty of power to make your stereo shake. Preout allows for subwoofer connectivity and includes a bass boost remote to operate it.

Inputs/Outputs – I like that it has more than one input and output for high and low level devices. Aux input allows you to connect an iPod/iPhone/MP3 players/tablets and auxiliary devices.

10. ONEU Mini amplifier Super Bass Hi-Fi Stereo Audio Amp Booster

Our rating: 4 / 10


ONEU Mini amplifier Super Bass Hi-Fi Stereo Audio Amp Booster

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Pros:

  • Crystal clear sound
  • Easy to install
  • Looks great in car
  • Reasonable price

This is a very nice and good car amplifier that has been specially designed for all types of car sound systems. You will love how it can deliver a clear and high-fidelity sound. It does come with a built-in noise and echo canceler. The way it comes with a gold-plated jack makes it ideal for enhancing the overall sound quality.

This is a steal considering the value that is on offer. The installation process is very simple. It can be easily connected to the existing audio system in your car. This is an ideal choice for someone looking to get more out of their music system.

It has been noted that mounting it could be a bit tricky. But that is a common thing with many models in this category. There are no issues with the system when in use. The sound is very clear and delivers just what you want it to.

Frequently Asked Questions (FAQ)

What is the best sounding car amplifier?

It's the JL Audio JX500/1v2 500W 1-Channel Class D Car Amplifier. This amplifier is fairly inexpensive but that doesn't mean it's not one of the best. It has a frequency response of 20 Hz to 20 kHz which is great for a budget amplifier.

Because this amplifier is car specific, it's designed to achieve the best sound quality possible while reducing ambient engine noise. It’s one of the best sounding car amplifiers because of its ability to drive your speakers hard without distorting the sound.

Which brand amplifier is best?

The brand doesn’t really matter if you are buying a high-quality name brand product. A lot of the best car amplifiers are made by a number of different manufacturers.

You may hear about a brand having a particular sound, and they do a good job of producing systems that have that sound. However, it’s more important that the product has been independently tested and that you know the exact specifications of that product. When a car amplifier is made by a reputable company you will know you are getting a product that matched the design specifications to the very millimeter measured.

If you are looking at a lesser-known brand of amplifier, a lot of it is going to boil down to price. Is there evidence of it being tested and independently verified? Does it conform to all U.S. safety regulations? Is this company in the business of selling quality products?

What Car Audio brand is the best?

There are some brands of car amps that are in a tier of their own. Focal, Alpine, Pioneer, Kenwood and JL are all audio manufacturers known for producing high-quality better car amplifiers for advanced systems. Big car amp brands produce some of the best amps for anyone trying to create a great sounding music system. Brands like Kenwood, Pioneer, and Focal all make item quality gear that offers good value for the price.

However, there are also some lesser known car amplifier brands that are also making some great gear. Blackmax, TC Sounds, MTX and JBL all make excellent products that could hold their own against some of the top more known brands. There isn’t a lot of difference in the quality of equipment produced by these more lesser-known brands. As long as you stick to the brands listed above, you will consistently buy a product that will do well for you and your car.

Conclusion

Reviews for car amplifiers can at times be just as confusing as future pickup truck reviews. Knowing what to look for in an amplifier can be confusing since there are so many options, and some product descriptions can be disorienting. Our aim with this article is to give you our honest recommendations for the best car amplifiers, along with our thoughts on some of the most highly rated models in Amazon and elsewhere. With that information, our hope is that you can proceed with more confidence in purchasing the right product for you, and then confidently install and enjoy your new sound.

Our Recommendation

NameCategoryProduct
Alpine PDX-V9Best Overall
Alpine PDX-V9
BOSS Audio Systems R1100M Monoblock Car AmplifierBudget Pick
BOSS Audio Systems R1100M Monoblock Car Amplifier
Alpine R-A75M R-Series Monoblock Subwoofer AmplifierUpgrade Pick
Alpine R-A75M R-Series Monoblock Subwoofer Amplifier