Top 10 Best 4 Channel Amplifiers Under $200 Reviews and Buying Guide [2021]

Are you searching for the best 4 channel amplifiers under $200


You have arrived on the correct site. The amplifier is one of the most cost-effective and best approaches to improve the sound system of your car.    

Throughout the years few members of our team spend many hours for buying the amplifiers. So, as per the experience of our team when you want to buy an amplifier you should consider these features such as great quality of sound, sufficient power, and affordability. 

If there are back and front speakers of your car then the accurate 4-channel amplifier is suited to your requirements. The 4-channel amplifiers are the finest way for getting first-class sound from back and front speaker combination. 

Although, you have just 2 speakers and 1 subwoofer the 4-channel amplifier still perform fine for you. Once you buy and fit the latest 4-channel amplifier in your car then you will not be able to imagine how much sound quality of your stereo will be better.  

In this article, our team has described top 10 best 4 channel amplifiers under $200 with the help of their key features, pros and cons So that, you will be able to find the best one for your car. 

Benefits of the Best 4 Channel Amplifiers Under $200

The 4-channel amplifier is a rational suggestion for reasonable car sound fans that provides them with sufficient options. You will be able to utilize 4-channel amplifier just and join this to 4 speakers or connect this to have a subwoofer or another amplifier over this for many device connection or full power. This is your wish.  

In contrast, the 4-channel amplifiers are cheaper and compact than 5-channel amplifiers and the majority of car sound fan love to install it. You will be able to find actually ones that will install anyplace. You can purchase the best 4 channel amplifiers under $200 which are made for special use such as boats as well as floating objects.

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Below-Mentioned are The Top 10 Best 4 Channel Amplifiers Under $200

10. Kenwood 2156568 KAC-M1804 4-Channel Amplifier

best budget 4 channel amp

Best 4 Channel Amp under $200

The Kenwood 2156568 KAC-M1804 is an excellent car amplifier 4 channel which generates power up to 400-Watts. This has 4-ohm impedance and RMS power rating is 45-watts. I state that sound driven through this amplifier is loud enough and impressive quality. 

Hence, I could hear music without stress, even in a noisy place or while the motor is running. There is conformal coated on the circuit board, making him climate resistant as well as reasonable for application in the areas with the high moisture. It is a Class-D digital amplifier that has a smooth aluminium heat sink structure which stops this from overheating.      

This best 4 channel amp for sound quality has a total wiring kit which making this helpful to install as well as connect with the outer motorcycle speakers. So, I want to say that this is a reliable and the best unit which I have attempted, and would absolutely suggest this to somebody who wants to attach on the bike for entertainment.  

Key Features

  • 4-Channel Class D 
  • RMS Power rating is 4-Ohms: 45-Watts × 4 Chan
  • Maximum Power output is 400-Watts
  • Protection cover 
  • Compact size
Pros (Why Should Buy):
  • Power-efficient
  • High power output
  • Aluminium heat sink structure for preventing overheating
  • Available on the reasonable price
  • Easy to install
  • Resists climate damage
Cons (Why Should Avoid):
  • Doesn’t support Bluetooth connectivity


09. Planet Audio AC1200.4 4-Channel Car Amplifier

best 4 channel amp for sound quality

Best 4 Channel Amp under $200

 The Planet Audio AC1200.4 has Class A/B, 4-Channel Amplifier. It has 1200-W higher power and it is the best for car sound system. This is able to power up subwoofers, speakers, or even together. Moreover, the consumer can change the sound with the fixed bass boost, changeable low pass crossover, and high pass crossover.   

Moreover, this best car amplifier permits the consumer to connect channels for greater power and flexibility. It’s another incredible is metal oxide semiconductor field-impact transistor which switches from the full to the non-conduction for greater output.

The high-levels inputs admit the subwoofer output signals as well as low-level inputs support of the preamp output signals for empowering for the more processors and amplifiers to the ordinary factory source or aftermarket units. Its automatic switch-of protects if this gets overheated, short out or some other issue.  

As though these are not sufficient features, this 4 channel audio amplifier has switchable input sensitivity which presents adjustable control more than input from its head unit for realizing the customized balance between the power and sound quality. There are just a few amplifiers which can match the device out today.         

Key Features    

  • 4-Channel Amplifier
  • Class A/B Amplifier
  • Low and High-Level inputs
  • Variable bass boost 
  • Bridgeable to the 2-channel
  • RMS is 225-Watts × 4 at 2-Ohms stable for each channel
  • RMS is 450-Watts × 2 at 4-Ohms steady
Pros (Why Should Buy):
  • Great sound
  • Very powerful
  • Compact size to install under seat
  • Capable of power the whole sound system
Cons (Why Should Avoid):
  • Might overheat


08. Alpine MRV-F300 4-Channel Car Amplifier

4 channel audio amplifier

Best 4 Channel Amp under $200

The Alpine MRV-F300 is the 4-channel top quality amplifier. It has 4-channel for front speakers and back acoustic. The range of its crossover frequency is 50 to 400 Hz, additional of lower sound directs to the subwoofer or woofer than the majority of further amplifiers. 

However, the subwoofer’s power requires no more 100-watts the amplifiers have a great THD which can find as low as 0.03%, relying upon your setup however running the 4-channel design will bump up to additional standard 1%. In any case, with the fairly smaller profile and class D circuitry, power consumption and heat won’t be a very remarkable issue.

What might be an issue, although, the background noise that is genuinely low at the 81-dB? Overall, this alpine amplifier 4 channel will still create an excellent performance for the best sound for buck. However, its buck is rather high considering everything. 

Key Features

  • 4-channel Amplifier
  • Class A/B Amplifier
  • RMS is 50-Watts × 4 at 4-Ohms
  • RMS is 75-Watts × 4 at 2-Ohms
  • Digital and RCA connections
  • Dimensions are 13 × 9.1 × 4.3
  • Adjustable
Pros (Why Should Buy):
  • Compact profile
  • Biggest crossover range at 50 to 400-Hz
  • An amazing THD
  • Durable
  • The great value of money
Cons (Why Should Avoid):
  • A bit costly


07. Rockford Fosgate PBR300X4 4-channel Amplifier

best high-end 4 channel car amplifier

Best 4 Channel Amp under $200

The Rockford Fosgate PBR300X4 is a 4-channel Amplifier that is generally youthful part in the market; it is the masterwork of the Brand. This is a 4 channel mini amplifier that is able to deliver higher power of 300-watts. This is an incredible speaker with bass for the bike as well in the market.

With 4 channels, the 4 Ohm minimal amplifiers output 75-watts of the power to every one of the channels joint to motorbike Bluetooth speaker. Its punch bass boost up is perfect in the boosting up quality and level of the sound, adjusting the bike speakers for improving the performance. 

The makers suggest amplifier should be used with a 50-A fuse and a 75-A alternator. Its size of 1.53×4.25×6.75 inches makes this perfect to mount on the handlebar or some other reasonable point on a motorbike.

Just for the range of sounds, this 4 channel amplifier car audio permits the choice of different high pass filter alternatives that incorporate AP and LP. I have decided to provide these choices with a try and could get the variety of bass sounds and cool treble. This elite compact amplifier will deliver great quality of sound with great clearness, even after raising the volume.           

Key Features

  • 4-channel Amplifier 
  • Class BR Amplifier
  • Rated Power at 4-Ohm is 4 × 75-W
  • RMS is 300-W
  • Dimensions are 6.8 × 4.2 × 1.5 inches 
  • Frequency Response is 20-Hz to 20-kHz
Pros (Why Should Buy):
  • Amplifier for littler spaces
  • High pass filters
  • 300-Watts high-power output
  • Extremely energy efficient
  • Excellent sound quality
Cons (Why Should Avoid):
  • Doesn’t support Bluetooth connection


06. JBL GX-A604 435W 4-Channel GX Series Amplifier

4 channel mini amplifier

Best 4 Channel Amp under $200

The JBL GX-A604 has outstanding construction and shape. It is a 4-channel amplifier with extra powers and features. It gives an excellent quality of sound than the majority of different amplifiers. Its small carbon dark body is sufficient to experience passionate feelings for this at initial sight. Furthermore, the controller of the amplifier is very soft and simple to use. 

This best high-end 4 channel car amplifier is the finest amplifier that contains a few great features and short budget. This amplifier can provide 85-watts for every channel at 2-ohms, and 60-watts for every channel at 4-ohms. The range of higher power output is 435-Watts. This also incorporates variable bass boost quality. 

Its higher bass limit is +12-dB at 45-Hz frequency. This is capable with 2 channel, 3 channels, and 4 channels operation. The JBL makes its first-class sound item with perfectly clear sound. The amplifier is ideal for littler but exact sound. 

Key Features

  • 4-channel Amplifier
  • Frequency response is 45-Hz
  • Max Power is 1200-Watts
  • Bass Boost Remote
  • High-quality material
Pros (Why Should Buy):
  • Quality parts
  • Good brand reliability
  • Small body style
  • Low-pass filter and variable bass boost
  • Lightweight
  • Durable
  • Gorgeous outshine body
Cons (Why Should Avoid):
  • Low power output


05. Sony XMS400D 4 Channel Micro Amplifier (Black)

best car amplifier

Best 4 Channel Amp under $200

The Sony XMS400D is a 4-channel small size amplifier. So, if your car has no more space for big size amplifier then you can buy this small amplifier. It is also one of the causes to make the XMS400D amplifier. The small powerhouse will be able to blow the mind – To blast your back and front speakers with RMS 45-watts everyone from the chassis that is the dimension of a major piece of candy.  

You cannot connect this amplifier, however, you can utilize the locally available switchable low-and high-pass filters for running the little subwoofers with back channels and complete range speakers with its front channels. This 4 channel amplifier tuning will accept speaker-level signals or preamp, so this will connect to just about every system. 

You should buy Sony receiver through the Mega Bass however no subwoofers yet? This best 4 channel amplifiers under $200 connect simply to your sound system, and extra power makes the speakers sing. In case you bought aftermarket speakers for your car, then turn on the Mega Bass then you will be heard day and night distinction in the bass.   

Key Features

  • 4-channel Amplifier 
  • RMS is 45-Watts × 4 at 4-ohms
  • Switchable high pass filter on the face channels
  • Switchable low pass filter on the back channels
  • Frequency response is 20-20,000 Hz
  • Speaker-level and preamp inputs
  • Fuse is 15A × 1
  • Dimension is 7-1/4 × 1-1/2 × 2-1/2 inches
Pros (Why Should Buy):
  • Small size
  • Durable
  • Generate high-quality sound
  • Portable
  • Good value of money
Cons (Why Should Avoid):
  • None


04. Pyle Hydra Marine 4-Channel Amplifier 

best 4 channel amp for sound quality

Best 4 Channel Amp under $200

The Pyle Hydra Maine is a 4 channel Amplifier that will give you sufficient power for making your ride pleasurable. This is made to run 4-channels for improvement of your sound system. You will be able to connect this to some various head units. 

This best budget 4 channel amp is prepared with the RCA inputs for connecting speakers. This isn’t as great as further amplifiers however this will fill its purpose thinking about the little size. This isn’t bridgeable that further declines the sound rate. In contrast, it has a precise size which will permit you to fit it anyplace. 

You can regulate gain by controls on the amplifier. This amplifier is developed with the quality Aluminum to stop overheating and secure your car from the short out situations. 

This best budget car amplifier is made to withstand the moisture. You will be able to rest assured the gold-plated car speaker will stop the improvement of the corrosion. Generally, it is a brilliant little size amplifier available on reasonable price.

Key Features

  • 4-Channel Amplifier
  • Frequency Response is 15 Hz to 30 kHz
  • LED indicator 
  • Dimensions are 10.9 × 2.7 × 12 inches
  • Dual MOSFET power
  • Peak power is 250-Watts × Max Output @ 4-Ohms
Pros (Why Should Buy):
  • Compact size to install in small size
  • Easy to use
  • Variable bass boost
  • Controls short out situation
  • Impressive power rating
  • Affordable
  • Protective panels
  • Compatible with different kinds of head units
Cons (Why Should Avoid):
  • Not more powerful


03. MOSFET 4-Channel High Power Amplifier

best budget 4 channel amp

Best car speakers reviews

The MOSFET 4-Channel amplifier is a 4-channel amplifier for installing on the most loved asset. This is available in different styles and it can be installed on the majority of car models. The good protection and safety feature which secure the amplifier from the short circuit build it extremely versatile for excellent performance vehicles. Additionally, this is available at a reasonable price.

Generally, people want to install an amplifier in your car that is protected and safe from the short circuit. The amplifier with various stages of the power inputs gives incredible flexibility fit to your car sound system. The high-level power input point gets productive signals from your speakers when the low-level power input point gets the signal from the amp source segment. 

Through getting high bass improvement amplifier you acquire the MOSFET technology item which is utilized as an amplifying signal or safety switch. This is the best 4 channel amp under 100 that is more superior and significantly uses a smaller amount of power to work. 

Key Features

  • 4 channel amplifier 
  • Class D Amplifier 
  • Peak power is 240-Watts Via single-channel Bridged @ 4-Ohms
  • RMS is 120-Watts via 2 Channel @ 2-Ohms
  • Protection of short circuit
  • Dimensions are 9.35 × 5 × 1.77 inches 
Pros (Why Should Buy):
  • Variable bass improvement
  • Increase power protection
  • Wall connected
  • Remote subwoofer control
Cons (Why Should Avoid):
  • Unable to work for the TVs


02. Pyle Hydra Marine Elite Series 400-Watt 4-Channel Amplifier

Best car speakers reviews

Best car speakers reviews

The Pyle Hydra is the 400-Watt 4-Channel amplifier the power the speakers on the port, by the pool, in the boat. This is totally waterproof. This 400-Watt, 4-channel marine amplifier takes both low and high-level inputs. Therefore this is good with a range of sources and head units.

The remote turn/off on makes controlling the amplifier a breeze. The Gold plated RCA inputs denote the amplifier will not be a weak connection in the setup. Just for the security, depend on the heavy-duty aluminium alloy heat sink for stopping the thermal and overheating, short circuit and overload protection. 

This best 4 channel amplifiers under $200 come with all hardware and mounting screws. Runs on 12-volts DC and it is prepared for either 8- or 4-ohm speakers, in the pair. 

Key Features

  • 4-channel Amplifier 
  • Power Rating is 100-Watts × 4-Maximum
  • Frequency response is 15-Hz to 30-kHz 
  • Amplifier Dimensions is 7.87 × 2 × 8 inches
  • Bluetooth connectivity
  • Short out protection  
Pros (Why Should Buy):
  • Weatherproof & waterproof
  • Powerful 1200-Watt
  • Made in the USA
  • Good quality material
  • The great value of money
Cons (Why Should Avoid):
  • None


01. BOSS Audio Systems Elite BE300.4D 4-Channel Car Amplifier

Best car speakers reviews

Best car speakers reviews

The BOSS Audio Systems Elite BE300.4D is a car amplifier 4 channel and exists in ‘A/B’ class amplifier utilizes 2 groups of the transistors. This is usually viewed as the best cooperation of 2 classes. The ‘A’ plus ‘B’ – put jointly. The pure class ‘A’ amplifier normally has a huge amount of existing flow by its output transistors without sound signal.     

‘A’ pure class ‘B’ amplifier has no existing flowing by the output without sound signal. The amplifier of the class ‘A/B’ is more productive than the class ‘A’, however without possible distortion of the class ‘B’.

Key Features

  • 4-channel Amplifier
  • Class A/B Amplifier
  • Total Power is 2800 watts
  • Max Power at 2-Ohms is 2800-Watts
  • RMS Power at 4-Ohms is 1500-Watts
  • Frequency Response is 15 to 250-Hz
Pros (Why Should Buy):
  • Durable
  • Great value to money
  • Build with quality material
  • Affordable
  • Great quality of sound
Cons (Why Should Avoid)
  • None

Buying Guide About the Best 4 Channel Amplifiers Under $200

When purchasing a new the best 4 channel amplifiers under $200 , you should consider about a few below mentioned things.


It may sound like a clear one; however, people can lose common sense easily when seeing that large, beefy amplifier for sale. Take a measurement where you need to be fit under the seat, in the trunk, or anyplace else. Then you should understand the type of amplifiers which will install in your selected space.

The technology has developed in the resent decade. This is now normal to see little amplifiers which generate lots of power. Do not suppose the larger is better, although ensure this will install where you need it to.  

Power & Wattage

This is the significance that should avoid the underpowering of your speakers for avoiding distortion. That is the reason this is generally a smart idea to select the speakers first, furthermore an amplifier with sufficient juice for powering them subsequently. In case you are utilizing the factory fitted speakers, then take its RMS value and find the amplifier which can deliver in any case 100 to 150 % of that figure.  

We would consistently encourage you to purchase an amplifier with additional power then the speakers need; therefore you are able to maintain your benefits at the best possible setting. If you follow this instruction then will really decrease the probability of damaging the speakers and build for the best sound.

Compatibility of the head unit

If you want to make a fresh sound setup then we suggest you purchase the head unit with an amplifier and preamp outputs with the line-level inputs, in case this is within budget. It will provide you with the clearest sound possible like you will be giving the amplifier with the unamplified sign.

The majority of the aftermarket head units and stock head outputs do not have the preamp outputs. If the head unit is similar to one of them, you will have to buy an amplifier with the speaker level inputs. 

This will still provide the sound system with the torture of the upgrade, and save you the issue of playing with additional adapters and wiring.   

Watts per impedance and channel

These 2 wattage values decide the power which your amplifier can drive to your speaker system. Although, the peak is normally utilized like a marketing trick with the RMS being very important of these two. The RMS wattage shares the power which can be derived at a stable rate through every channel when peak wattage refers additionally to the highest wattage the amplifier can drive in the one burst.

For the RMS watt, there will regularly be at least 2 unique values relying upon the speaker’s impedance. Normally, the higher impedance, lower the RMS watts each channel. Although, some amplifiers drive the similar amount of watts each channel, at any rate, the impedance. 

As the impedance isn’t essential a quality concerning the amplifier exclusively, this is still very important parts of the speaker system to generate the best sound quality.  

You cannot attach fewer speakers’ impedance than amplifier impedance. Such as:

Amplifier – min 4-ohm to channel

Speakers – 2-Ohm (Can’t) 

The speakers – 8-Ohm (Alright, however, needed extra power)

Quality builds

The best amp has incredible engineering and well-designed for superb sound amplification. The unique designs from famous brands characteristic the ideal designs. That is the reason we focused on the winner brands just to make sure that you do not find the “alright” amplifier however the best.  

Good terminals: Preferably, the excellent amplifiers have first-class terminals which are easy to join speaker and power. So, the terminals must stay well-connected as well as secure in each application.    

FAQs About the Best 4 Channel Amplifiers Under $200

How many car speakers can run though the 4-channel amplifier? 

The 4-channel amplifier usually runs four speakers. This is possible to run two speakers per channel. In this way, the 4-channel can run a sum of 8 speakers, although, you take risk of harming your amplifier and speakers if the amplifier isn’t stable for ohms required to run the setup. 

Which is the best 4-channel or 2-channel amplifier?

In the majority of cases, the 4-channel amplifier is best because this is two diverse 2-channel amplifiers connected jointly. This permits to connect and control 4 separate speakers instead of 2. 

Moreover, the 4-channel amplifier permits you to connect two of channels into the subwoofer, whereas still 2 channels devoted to the own speakers. The 2-channel amplifier is able to run subwoofer, however, 2 channels of amplifiers would need to be connected to subwoofer because this needs extra power for working.

Can we utilize the 4-channel amplifier for one subwoofer?     

You can connect two channels of the four-channel amplifier into the subwoofer, and the other two channels run two individual speakers. You can connect all four channels into one subwoofer, in any case, the subwoofers have ohm limit, therefore this s unlikely the majority of subwoofers can use all power you send to this.   

Class D or Class A/B amplifiers: which one is the best?

We will provide you with realities to assist you to choose. 

The majority of Class A/B amplifiers are almost 50% efficient while the class D amplifiers about 90% efficient. 

The Class D amplifiers can be designed for installing in a lot littler chasses. 

The Class A/B amplifiers give out marginally more clear sound than the Class D amplifiers.

We trust that now you are better educated on how to select the best amplifier and you will be able to build an excellent system for an additional pleasurable listening experience.

Is 4-channel amplifier strong sufficient for subwoofers?  

If you have a sub that requires power, remember that subwoofer to amplifier connections are not same from the amplifier to speaker connections. Since the subwoofers require considerably extra power than the speakers. You have to connect 2-channels into the single subwoofer.

Can we connect an HU that has just 2-channels to the 4-channel amplifier? 

If you want to connect head unite which has just right and left channels, you are able to connect to the 4-channel amplifier simply. You simply need 2 RCA Y adapter wires.  

These days, the maker designs amplifiers so that they can utilize the Y adapter securely. You connect the left channel RCA jack of HU to the left front then front-back amplifier inputs. Perform similar for the right side channel. 

The amplifier will get a similar quality of the signal in front like the back channels. When the head unit is connected to the amplifier, adjust back again for getting the desired/appropriate volume   


We have described the top 10 the best 4 channel amplifiers under $200 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 amplifiers under $200 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. 08 and if you do not have much budget then you should buy Pyle Hydra Marine 4-Channel Amplifier which is explained on No. 04.

Finally, you should research from our highly rated list and make a shortlist of the best 4 channel amplifiers under $200 model before taking the final decision we will welcome your feedback. Email us at

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