Top 10 Best 4-Channel Amp For Door Speakers Reviews & Buying Guide [2021]

Sr.#  Model Images Dimensions Key Features Rating Price
10 Alpine MRV-F300 Car Amplifier(Overall Best, Our Top Pick) Alpine MRV-F300 Car Amplifier 12.99 x 9.06 x 4.33 inches
  • 4-Channel amplifier
  • A/B-Class Amplifier
  • Great sound quality
4.7/5  Check Price
9 Rockford Fosgate P600X4 Amplifier(Premium Choice) Rockford Fosgate P600X4 Amplifier 12 x 19.3 x 5.8 inches
  • 4-channel amplifier 
  • Class A/B amplifier
  • Compact design
 4.6/5 Check Price
8 JL Audio JX4004D car amplifier(Best 4-Channel Amp For Clear Mids and Highs) JL Audio JX4004D car amplifier ‎12 x 9.5 x 4 inches 
  • 4-channel Amplifier 
  • Class D amplifier 
  • Lightweight and durable
4.4/5  Check Price
7 Kicker CXA300.4 (43CXA3004) CXA300.4 Amplifier(Best 4-Channel Car Amplifier For Car Door Speakers) Kicker CXA300.4 (43CXA3004) CXA300.4 Amplifier 15 x 9.5 x 4 inches
  • 4-channel amplifier
  • Class A/B Amplifier 
  • Long-lasting
4.4/5  Check Price
6 Kenwood KAC-M3004 Amplifier(Best Marine Amplifier) Kenwood KAC-M3004 Amplifier 6.69 x 3.15 x 5.91 inches
  • 4-Channel Amplifier
  • Class D Amp
  • Smallest profile
4.5/5  Check Price
5 MTX Audio THUNDER75.4 Thunder Car Amplifier(Very Powerful Amplifier) MTX Audio THUNDER75.4 Thunder Car Amplifier 14.43 x 7.5 x 4 inches 
  • 4-channel amplifier
  • Class A/B amplifier
  • Little footprint design
 4.6/5 Check Price
4 Alpine X-A70F X-Series 432 Channel Power Density Amplifier(Compact 4-Channel Amp For Any Size Vehicle) Alpine X-A70F X-Series 432 Channel Power Density Amplifier 15 x 11 x 7 inches 
  • 4-Channel Amplifier
  • Class D Amplifier
  • Excellent mountable design
4.6/5 Check Price
3 Rockford Fosgate R400-4D Prime Full Range Amplifier(Clean power, Extensive controls) Rockford Fosgate R400-4D Prime Full Range Amplifier ‎9.1 x 6.8 x 2 inches 
  • 4-Channel Amplifier 
  • Class D Amplifier
  • Affordable and well constructed
 4.5/5 Check Price
2 Rockford Fosgate R300X4 Amplifier(Good Quality Material) Rockford Fosgate R300X4 Amplifier 13.1 x 6.7 x 1.98 inches
  • 4-channel Amplifier
  • Class A/B Amplifier
  • Good cooling features
4.6/5  Check Price
1 Crunch PX-1000.4 Car Audio Amplifier(Great Technology to improve the Quality of Soound) Crunch PX-1000.4 Car Audio Amplifier  —
  • 4-channel Amplifier
  • Class A/B Amplifier
  • Rapid Thermal Dispersion Technology
4.3/5  Check Price

I think you are searching for the best 4-channel amp for door speakers.

Well!

You have reached on right place because our team spends many hours to gather the best 4-channel amp for door speakers.

These days’ car amplifiers have various sizes, power output, and conditions. The amplifiers can have 1 to 6 stations, but the 4 channel amplifiers are more popular because the majority of cars have four speakers.

Sound quality relies upon various factors not only one thing. So, this is important to select well-rounded amp designed in light of audio quality. But to find a great sound quality amplifier can be hard.

That’s why we have described the top 10 best 4-channel amp for door speakers with their key features, pros and cons. So that you can buy the best one for yourself. 

Related Posts

Below-Mentioned are The Top 10 Best 4-Channel Amp For Door Speakers

10. Overall Best, Our Top Pick – Alpine MRV-F300 4 Channel Car Amplifier 

4 channel amplifier pro audio

best 4-channel amp for door speakers

The Alpine is a market leader in the car sound system. It is a 4-channel and Class D amplifier that generates great sound quality and available at a reasonable price.

Its most attractive point is a small size and lightweight. It has less than 5-pounds weight. It is very simple to install as well as control.

The Class D amp design is extremely proficient because this does not need as a lot of power as the Class A/B amplifier would. This also affects in the less heat while in utilize.

Although this is little, powerful and without sound distortion. This best car amplifier for sound quality will be a perfect pair with your car speakers which need RMS 75-watts each.

 Its sound is very clear and crisp as estimated from the Alpine. Its sound controls are extremely easy to utilize and plainly labelled.

Unluckily, at the higher volumes, you might see a small hissing sound. It can overheat and make harm channel inputs.

This best 4-channel amp for door speakers will also give a sum of 400-Watts that can power a higher of 4 little speakers. 

Key Features

  • 4-Channel amplifier
  • A/B-Class Amplifier
  • RMS 50-Watts × 4 at 4-Ohms
  • The RMS 75-Watts × 4 at 2-Ohms
  • RMS 150-Watts × 2 bridged output at 4-ohms 
  • Max Power is 300-Watts
Pros (Why Should Buy):
  • Smooth to work
  • Powerful
  • Great sound quality
  • Durable and compact size
  • Easy to install
  • Affordable
  • Clean sound
Cons (Why Should Avoid):
  • No warranty its physical damage

 

09. Premium Choice – Rockford Fosgate P600X4 4 Channel Amplifier

best budget 4 channel amp

best 4-channel amp for door speakers

The Rockford Brand might not have a similar legacy status just like Kenwood or Alpine, this company is a famous in-car sound world to produce probably the ideal device.

In this amplifier, we get the Rockford has gone additional mile through making an item which can perform with a more extensive range of different equipment than the majority of other brands.  

Particularly, 4-channel amp rockford fosgate can admit input from definitely a large number of sources than the majority of amplifiers with the input sensitivity which ranges from 150-mV as far as possible up to 12-volts.

It is normally around 50-mV lower and 2-volts upper than next neighbouring competitor. 

In case, for a few reasons you have 8-track, then this amplifier is for you. Sadly, if the speakers are 4-ohms then this amplifier won’t proceed too and will just 75-Watts for every channel.

Initially, this best 4 channel amp for door speakers and highs is a very expensive and bigger amplifier. However, it is very easy to control. 

Key Features

  • 4-channel amplifier 
  • Class A/B amplifier 
  • RMS is 75-Watts × 4 at 4-Ohm
  • The RMS is 150-Watts × 4 at 2-Ohm
  • RMS is 300-Watts × 2 at 4-Ohm in bridged 
Pros (Why Should Buy):
  • Easy to install
  • Compact design
  • Durable
  • Well designed
  • Easy to install
  • Speaker power is very well
Cons (Why Should Avoid):
  • A little expensive

 

08. Best 4-Channel Amp For Clear Mids and Highs – JL Audio JX4004D 4-channel car amplifier

best 4-channel amp under $200best 4-channel amp for door speakersThe JL Audio JX4004D is a 4-channel Amplifier that has some different features than a few other brands however it is still well-respected and well-known within the car sound market.

The JL Audio has an advanced amplifier that is perfect for being utilized as a particular piece in the multi-amplifier setup. 

We found many such features in this amplifier which didn’t find in many other amplifiers in this list: preamp outputs.

This 4 channel amp for mids and highs has 4-volt preamp output; its signal will run for 4-channel 6×9 setup into the second amplifier for the subwoofer. 

Actually, if you need to run a great system with a powerful subwoofer then we suggest you get a committed amplifier for that use. Meanwhile, JL Audio is good to run more pedestrian 6×9s.

Additionally, this audiophile car amplifier can push great power to such speakers RMS 70-Watts for 4-Ohms or RMS 100-Watts for 2-Ohms.

In addition, its little profile makes it easy to install the amplifier anyplace, leaving a lot of space for your bigger amplifier.  

Key Features

  • 4-channel Amplifier 
  • Class D amplifier 
  • RMS is 70-Watts × 4 at 4-ohms
  • The RMS is 100-Watts × 4 at 2-ohms
  • RMS is 200-Watts × 2 at 4-ohms
Pros (Why Should Buy):
  • Littler size
  • Great quality of sound
  • Easy to install
  • The great value of money
  • Lightweight and durable
Cons (Why Should Avoid):
  • No internal fusing

 

07. Best 4-Channel Car Amplifier for Car Door Speakers – Kicker CXA300.4 (43CXA3004) CXA300.4 Amplifier

best 4 channel amp for door speakers buy

best 4-channel amp for door speakers

The Kicker CXA300.4 is a 4-channel amplifier and it is a good value of money. It has 300-Watts because of its 4-channels.

This best budget 4 channel amp can deliver RMS 40-Watts to every back and front speakers (RMS 75-Watts @ 2-Ohms) or you are able to utilize 2-channel mode for delivering RMS 150-Watts to the pair of subwoofers or speakers.

Whatever you pick you will see an extraordinary improvement in its sound quality.

This amplifier has 4-channels and you will have separate low and high pass filter on the back and front channels, and variable bass boosts. 

It permits you to change the sound to liking therefore you will be able to find the perfect possible result from the speakers.

It best 4 channel amp for door speakers buy mounts vertically, so you can save space if the car is confined. 

Key Features

  • 4-channel amplifier
  • Class A/B Amplifier 
  • RMS is 40-Watts × 4 at 4-ohms
  • The RMS is 75-Watts × 4 at 2-ohms
  • RMS is 150-Watts × 2 at 4-ohms in bridged 
Pros (Why Should Buy):
  • Mountable vertically
  • The great value of money
  • Deliver great sound quality
  • Long-lasting
  • Compact in size
  • Available on the reasonable price
Cons (Why Should Avoid):
  • Can get hot

 

06. Best Marine Amplifier – Kenwood KAC-M3004 4-Channel Amplifier

best 4 channel amp for door speakers and highs

best 4-channel amp for door speakers

The Kenwood KAC-M3004 is a 4-channel amplifier and high-quality car sound equipment. This amplifier has a very small size and has adjustable, switchable crossovers.

It is a Class D Amplifier. This can also do it either a 2-channel or a 4-channel connected configuration. Furthermore, this takes littlest bites in a couple of spots.  

First, it is completely the most economical item while also having a littlest profile.

Unfortunately, this amplifier experiences noise concern as S/N proportion is an unsatisfactory 76-dB. Actually, the entire soundscape is a little limited

To start with, its frequency range is a little bit low at 20-Hz to 20-kHz. Although it’s low RMS is 75-Watts @ 2-Ohms and RMS is 50-Watts at 4-Ohms which in reality stands out.

It is best 4-channel amp under $200, durable and very easy to install, which available on the reasonable price.

Key Features

  • 4-Channel Amplifier
  • Class D Amp
  • Peak power rated is 600-W
  • RMS is 50-W × 4 at 4-Ohm
  • The RMS is 75-W × 4 at 2-Ohm
  • Bridged RMS is 150-W × 2     
Pros (Why Should Buy):
  • Smallest profile
  • Durable
  • Less expensive
  • Easy for wiring up
  • Sound quality is crisp and clear
Cons (Why Should Avoid):
  • S/N ratios of the 76-dB that is a little poor

 

05. Very Powerful Amplifier – MTX Audio THUNDER75.4 Thunder Car Amplifier

4 channel amp for mids and highs

best 4-channel amp for door speakers

The MTX Audio make Class A/B amp for first quality sound having 4 channels and 400-Watts Power.

It is great than other similar amplifiers due to its best features including RCA inputs, gain control and frequency adjustment.

These features make it able to deliver a higher signal and stop every kind of noise and distortion. 

It is incorporated extruded aluminium heat sink accountable to prevent the amplifier from overheating as well as make sure playing a long time.

Additionally, its smaller structure makes this stress free for installing anyplace in your car

This amplifier utilizes set screw kind connectors for wires of the system; therefore, no require buying installation parts separately.

It’s lightweight and dimensions make it compact and you can carry it everywhere easily. 

This 4 channel amplifier pro audio has small chassis that make sure durability, assists to reduce vibrations and thusly creates more focused as well as compressed sound.  

Key Features

  • 4-channel amplifier
  • Class A/B amplifier
  • RMS is 75-Watts × 4 at 4-ohms
  • The RMS is 100-Watts × 4 at 2-ohms
  • RMS is 200-Watts × 2 at 4-ohms in bridged
Pros (Why Should Buy):
  • High quality of sound
  • Little footprint design
  • Never get hot
  • Powerful amplifier
  • Compact design
  • Easy to install
  • Portable and lightweight
Cons (Why Should Avoid):
  • No warranty

 

04. Compact 4-Channel Amp For Any Size Vehicle – Alpine X-A70F X-Series 432 Channel Power Density Amplifier

best car amplifier for sound quality

best 4-channel amp for door speakers

The Alpine is ahead in marine and car sound because they put more effort into products’ design that assists them to become a huge part of an extraordinary marine or car sound experience.

It is a 4-channel amplifier and made with the Class A/B topology. It produces dynamic sound up to 400-Watts in the speakers of car stereo system. 

This best 4-channel amp for door speakers is not just powerful but compact and lightweight as well. It is made to mount in the smaller spaces easily in your car.

It’s surface mounted structure assists it to handle the vibration and is perfect for hookups easily. It is very durable, generates excellent sound and is a great value of money.   

It remains cool due to extruded aluminium heat sink furthermore it additionally includes excellent triple circuit protection.

The 2-ohm stability is very helpful as well which makes it extremely flexible amp that can be utilized in a wide range of vehicle stereo systems.   

Key Features

  • 4-Channel Amplifier
  • Class D Amplifier
  • RMS is 120-Watts × 4 at the 4-ohms
  • The RMS is 175-Watts × 4 at the 2-ohms 
  • Bridged mode RMS is 350-Watts × 2 at the 4-ohms  
Pros (Why Should Buy):
  • Excellent mountable design
  • Compact design
  • Total 400-Watts power output
  • Generate excellent sound
  • Triple circuit protections for preventing the burning out
Cons (Why Should Avoid):
  • Congested panel

 

03. Clean Power & Extensive Controls – Rockford Fosgate R400-4D Prime Full Range Amplifier

4-channel amp rockford fosgate

best 4-channel amp for door speakers

The Rockford Fosgate is a 4-channel Amplifier which is available at a reasonable price. It is an excellent value of money.

It offers 4-ohm in the bridged mode or 2-ohm minimum for every speaker, it is very powerful and D-class amplifier which will probably suit the majority of sound lover on a reasonable rate.

This offers whistles and normal bells as well adding to it the advantage of the powering surround audio system, similarly as further X4’s would.

It is lightweight and runs cooler. It is because of the efficiency offered through D-class amplification. 

Its sound quality might not be hundred percent on the par with further 4-channel amp in prime range, however at this cost; this offers great value for money.

If you are searching for the long-lasting amplifier then this 4-channel amp rockford fosgate will be your perfect selection wince this will be cost-effective and much easier to purchase mono block amp to include onto the system.

It will be much powerful to drive your system with clarity.

Key Features

  • 4-Channel Amplifier 
  • Class D Amplifier
  • RMS is 75-Watts × 4 at 4-ohms 
  • The RMS is 100-Watts × 4 at 2-ohms
  • RMS is 200-Watts × 2 at 4-ohms in bridged output
Pros (Why Should Buy):
  • Lightweight
  • Affordable
  • Easy to install and control
  • Affordable and well constructed
  • Protection mode from warm temperature
Cons (Why Should Avoid):
  • A little large size

 

02. Good Quality Material – Rockford Fosgate R300X4 4-Channel Amplifier

4-channel amp rockford fosgate

best 4-channel amp for door speakers

The Rockford Fosgate R300X4 is a 4-channel ideal Amplifier. Normally, this amplifier will power both rear group and frontage group, however, everybody that likes sound likes basa as well.

Thus lies the excellence of this amplifier. Rather than having this amplifier powering 4 different speakers, this can be utilized to power subwoofer together with a stereo setup. 

It assists the lowest resistance of 2-ohms every channel. To bridge the 2 channels for the subwoofer will leave with the 4-Ohms perfect system.

Lots of voice coils of the subwoofer supporting numerous voice coil design, care ought to be taken when you can wire easily your subwoofer like a 2-ohm load.      

This 4-channel amp rockford fosgate has incredible features of protection however why install the system in the manner that will probably harm it for a long time.

Trust as we state, even with the 4-ohm subwoofer associated, our sounds system is great.

It incorporates every feature as you would imagine from a premium amplifier. Basic level adjustments and high-level input come like a standard.   

Key Features

  • 4-channel Amplifier
  • Class A/B Amplifier
  • RMS is 50-Watts × 4 at 4-Ohms
  • The RMS is 75-Watts × 4 at 2-Ohms
  • Bridged Mode is 150-Watts × 2 at 4-Ohms
Pros (Why Should Buy):
  • Capable of power both subwoofers and speakers
  • Good cooling features
  • Comes in 4 and 2-channel modes
  • Great protection features
  • Generate excellent sound
  • The great value of money
Cons (Why Should Avoid):
  • Can be warm-up if mounted area without fine airflow

 

01. Great Technology to improve the Quality of Sound – Crunch PX-1000.4 Car Audio Amplifier 

best 4-channel amp under $200

best 4-channel amp for door speakers

The Crunch PX-1000.4 is a best 4-channel amp for door speakers that can boast Max power in 1000. We talk about the RMS Power there are 75-Watts for every channel at 4-ohms.

If the amplifier works at 2-ohms, then the result will be 125-watts. When connected its power is broadened. Therefore, you will be able to get RMS power 250-watts per 2-channels.  

In this angle, this is more desirable for connecting the amplifier with 2 sets of the speakers. Additionally, you can utilize it for car sound system of a pair of speakers and a subwoofer.

Though, it isn’t reasonable to choose this best cheap 1000-Watt amplifier for connecting the subwoofers just. It is an excellent reason for the maker to be glad for the creature.

It has an excellent protection circuitry so that customers will have to face fewer problems than the holder of a less advanced item of this type.

Although its protection is quite standard, this secures it from primary issues every amplifier face.   

Key Features

  • 4-channel Amplifier
  • Class A/B Amplifier
  • RMS 250-Watts × 4 at 2-Ohms
  • RMS 125-Watts × 4 at 4-Ohms
  •  Mono Bridges at 4-Ohms is 2 × 5000-Watts
  • Rapid Thermal Dispersion Technology
Pros (Why Should Buy):
  • Great protection
  • Nice control capacities for consumer
  • Many connection properties
  • Great quality of sound
  • Durable
  • The great value of money
Cons (Why Should Avoid):
  • No warranty

 

Conclusion

We have described the top 10 the best 4-channel amp for door speakers on your doorstep just in a click. You will enjoy the price value and get a double advantage of your investment.

These best 4-channel amp for door speakers are not just a product but proved a luxury in your life.

If you want to buy according to the suggestion of our team then you should buy the Alpine MRV-F300 4-Channel Car Amplifier which is explained on No. 10.

If you do not have much budget then you should buy Kicker CXA300.4 (43CXA3004) CXA300.4 4-Channel Amplifier which is explained on No. 07.

Finally, you should research from our highly rated list and make a shortlist of the best 4-channel amp for door speakers model before taking the final decision we will welcome your feedback. Email us at bestcarspeakers2020@gmail.com.

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