Best 4 Channel Amplifiers in 2022 (Top 15 & Buying Guide)

Sometimes it might be quite difficult to find the best 4 channel amplifiers. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this 4 channel amplifiers buying guide.

Our Top 15 Recommendations:

Best 4 Channel Amplifiers Reviews:

SaleBestseller No. 1
Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost
  • 1000 watts Max power
  • Automatic signal Sensing and turn-on
  • Variable high Pass filter adjustable bass Boost
SaleBestseller No. 2
BOSS Audio Systems PF1800 4 Channel Car Amplifier - 1800 Watts, Full Range, Class A-B, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
  • Power - 450 Watts Max x 4 @2-Ohms, 225 Watts Max x 4 @4-Ohms, 900 Watts Max x 2 Bridged @4 Ohms
  • Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal
  • Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
  • Mosfet Power Supply - A MOSFET is basically an electrical switch that allows the flow of electrical current. It controls the output voltage & current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry
  • Variable Gain Control - The gain control is not for adjusting volume. It simply adjusts the amount of signal that is coming from your receiver and going to your amplifier
Bestseller No. 3
Blaupunkt 1500W 4-Channel, Full-Range Amplifier
  • 1500W Maximum Power Full-Range Amplifier
  • Optimized 150-watt RMS output and a max power output of 1500 watts, you can give your music a huge boost in power that will have you and your passengers partying while on the road
  • This slim amplifier fits perfectly into any trunk so you can easily connect it to your stereo system
SaleBestseller No. 4
Taramps TS400X4 Full Range 2 Ohm 4 Channel 400W Class D Car Audio Amplifier
  • 1 x Taramps TS400X4 Full Range Amplifier
  • Quantity: 1 Amplifier Number of Channels: 04 Max Power at 13.8 VDC 2 Ohms: 400W (4 x 100W RMS) Max Power at: 13.8 VDC 4 Ohms: 252W (4 x 63W RMS) Bridged at 13.8 VDC 4 Ohms: 400W (2 x 200W RMS)
  • Input Sensitivity: 200mV (Vol=Max) Signal to Noise Ratio: greater than 90dB Frequency Response: (Full Range): 18Hz to 30kHz (-3dB) High Pass Crossover (HPF): 90Hz (-12dB / 8th) Low Pass Crossover (LPF): 90Hz (-12dB / 8th)
  • Input Impedance: 22K Ohms Thermal Protection System and Short Output Minimum Supply Voltage: 8 VDC Maximum Supply Voltage: 16 VDC
  • Standby Power: 0.8 A Maximum Musical Power: at 13.8VDC: 16.5 A Maximum Consumption in Sine Signal: (1kHz) 13.8VDC: 33 A
SaleBestseller No. 5
Taramps DS 440x4 4 Channels 440 Watts Rms Car Audio Amplifier 2 Ohm
  • Full-range
  • Class-D amplifier
  • 4 channels of 110 watts RMS @ 2 Ohms
  • Crossover HPF and LPF
  • Variable gain control
SaleBestseller No. 7
Taramps DS 800x4 4 Channels 800 Watts Rms Car Audio Amplifier 1 Ohm
  • DS 800X4 1 Ohm: For STEREO connections, the minimum impedance is 1 ohm at each channel and for BRIGDE connections is 2 ohms
  • Positive / negative power supply cable: 7 AWG
  • Protection fuse or circuit breaker: 60A
  • Frequency Response (Full Range): 10Hz - 22KHz (-3dB)
  • HPF (High Pass Filter): 90Hz (-12dB/8ª) Fixed
Bestseller No. 8
Skar Audio RP-75.4AB 500 Watt Full-Range Class A/B 4 Channel Car Amplifier
  • 500-Watt MOSFET 4-Channel Class A/B Power Car Amplifier
  • RMS Power at 2 Ohms: 125 Watts x 4 Channels
  • RMS Power at 4 Ohms: 75 Watts x 4 Channel
  • User Adjustable Controls: Gain, Variable LPF, HPF, Bass EQ Switch (0, +6, +12 dB)
  • 4 Way Protection Circuitry | Frequency Response: 20 Hz - 20,000 Hz
Bestseller No. 9
BLAUPUNKT 1600W 4-Channel, Full-Range Amplifier AMP1604
  • Blaupunkt AMP1604 4-Channel, Full-Range Amplifier Max. Output Power: 1600W
Bestseller No. 10
4 Channel Bluetooth Amplifier, 50W x 4 Audio Power Amp, Hi-Fi Home Stereo Speaker Receiver [Douk Audio M4]
  • One group of stereo RCA (CH3 and CH4) can be used as audio input or output by switching the selector, to acheive different demands
  • Supporting wired 2 groups of stereo RCA and wireless Bluetooth 5.0 input, compatible with most common audio device such as phones, computers, TVs, MP3, TV, CD players etc. With U-disk input, it can be used as a digital music player, supporting MP3, WAV, APE, FLAC and WMA lossless formats.
  • With 4 groups of speaker sockets output, they can output at the same time and each channel with independent volume control. Its max output power can reach 50W×4, and equipped with high-quality 24V/4.5A power supply, enough to drive most home speakers.
  • Reasonable circuit layout, concise wiring and high-quality components to ensure HiFi clear sound and long time stable work. Separate design of small and large signal circuit for better circuit protection. Bluetooth 5.0 version with high-gain antenna, ensure more stable and faster transmission.
  • Propersize with exquisite appearance, aluminum alloy case is CNC machined and with anodizing process, more fashionable and durable, very suitable for home, office and desktop audio system use.
SaleBestseller No. 11
500W Karaoke Wireless Bluetooth Amplifier - 4 Channel Stereo Audio Home Theater Speaker Sound Power Receiver with AUX IN, FM, RCA Subwoofer Speakers OUT, USB, Microphone IN with Echo - Pyle PTA44BT
  • 500 WATT POWER: The Pyle 4 Channel Bluetooth Home Audio Amplifier is perfect for your PA and home theater entertainment. It gives you 500W peak power which can be used for multi speakers with 4-8 ohms impedance allowing you to enjoy high quality audio
  • BLUETOOTH COMPATIBLE: The professional integrated indoor house stereo receiver is equipped with bluetooth wireless music streaming. Works with today’s latest devices including smartphones, tablets, laptops and computers with hassle free receiver pairing
  • 7 INPUTS: The personal portable digital amp box supports iPod or MP3, USB, micro SD, AUX playback, built in FM radio with digital LCD display, audio input and REC, plus subwoofer output RCA (L/R) connectors, 2 ¼” microphone inputs with echo
  • TALK OVER BUTTON: The compact speaker amplifier features a MIC talk over function which, when activated, the current music or audio being played will be temporarily halted. This function is used in paging, voice over, and announcements
  • EQ CONTROLS: The sound amplifying device has crisp buttons for the audio sources and selectors, rotary knob for equalization, mic and master volume adjustments. A remote control is also included in the package for distant audio adjustments
Bestseller No. 12
Crunch SA-1100.4 Smash Series 1,100-Watt 4-Channel Class AB Amp
  • 4 channels x 40 watts at 2 ohms
  • 4 channels x 30 watts at 4 ohms
  • 2 channels x 60 watts (mono bridged) at 4 ohms
  • Operates in 4-channel stereo, dual stereo bridged, stereo + bridged mono, or dual bridged mono
  • Fully adjustable variable electronic crossover: 12 dB per octave
SaleBestseller No. 13
JBL CLUB-704 1000W Peak (400W RMS) Club Series 4-Channel Amplifier
  • 70 watts RMS x 4 @ 4 ohms
  • 100 watts RMS x 4 @ 2 ohms
  • 200 watts RMS bridged x 2 @ 4 ohm
  • Total peak power: 1000 watts
  • Slim chassis provides more flexible mounting options
Bestseller No. 14
Pioneer GM-A4704 4-Channel Bridgeable Amplifier,Black/red
  • 520 Watts Max Power
  • Automatic signal sensing and Turn-On
  • Variable high pass filter
  • Speaker level inputs
Bestseller No. 15
YaeCCC 4-Channels 4500W Car Power Amplifier Class A/B Car Audio Stereo Amplifier
  • 4-Channel 4500 Watt Car Power Amplifier, amplifier Class: Class A/B.
  • 3D Stereo surround, main push 4/2 speaker.
  • Passive subwoofer, slim design.
  • Aluminium alloy casting drawing process, external heat sink.
  • Thermal Overload & Speaker's Short Protection.

Last update on 2022-12-08 / Affiliate links / Images from Amazon Product Advertising API

How to find the best 4 channel amplifiers?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best 4 channel amplifiers for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good 4 channel amplifiers recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the 4 channel amplifiers need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for 4 channel amplifiers to find what you’re looking for:

Brand

In some cases, the brand of 4 channel amplifiers is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given 4 channel amplifiers are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about 4 channel amplifiers are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare 4 channel amplifiers quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best 4 channel amplifiers can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.