Car Amplifiers

A review of The Top 500 Watt Amp 2023

Mike Cross
Updated Apr 3, 2023
500 Watt Amp

Are you looking at sprucing your car audio system with a mean 500 watt amp? Before you settle on any given amp, It is important to do an overall audit of your car's audio system.  An amplifier is supposed to elevate the sound quality of  your system.

You can't achieve quality if you have factory subwoofers which in most cases are not designed to handle  a lot of power.

With regards to amps, we have reviewed some of the best 500 watt amps worth your dime.

500 Watt Amp Buyer's Guide

1. Rockford Fosgate R500X1D Prime 1-Channel Class D Amplifier

The Rockford Fosgate R500X1D has to be the best 500 watt amp in the market. It has received 5 star rating after over 600 reviews.

It is an ultra-efficient mono class D amplifier with an output of 500 Watts at 2 ohm and 300 watts at 4 ohm.

Music is never linear and more often than not you will experience different peaks during your listening experience. This amp can deliver up to 647 watts of dynamic power.

The amp has been designed to deliver power output without excessive regulation. This means it will respond to peak demands thrown at the system.

The amp features a heavy duty aluminum  heat-sink for utmost heat dissipation.

The top mounting controls gives the user easy access and control over audio settings to tune the amplifier for personal preferences.

For precise subwoofer controls, it features a variable low pass filter and comes with a remote level bass control which gives you the ability to change bass settings on the fly.


  • mono subwoofer amplifier
  • 300 watts RMS x 1 at 4 ohms (500 watts RMS x 1 at 2 ohms)
  • CEA 2006 Compliant
  • variable low-pass filter (50-250 Hz, 12 dB/octave)
  • variable bass boost (0-12 dB at 45 Hz)
  • phase switch
  • wired remote Punch Level Control included
  • Class-D amplifier design
  • frequency response: 20-250 Hz
  • MOSFET power supply
  • preamp and speaker-level inputs
  • preamp outputs

What You Get In The Box:

  • Remote Punch Level Control module
  • 18' Remote Punch Level Control cable (RJ-25 connector on both ends)
  • 6" Speaker level input harness
  • 3mm Allen wrench
  • Four 3/4" Self-tapping screws
  • Two 1/2" Self-tapping screws
  • 4 Flat washers
  • Installation & Operation manual
  • Amplifier verification certificate

2. Alpine MRV-M500 Mono V-Power Digital Amplifier

The Apline Alpine MRV-M500 comes from  Alpine MRV line which has been one of the best selling amps for a couple of years running.

This amp will you give absolute power provided it is hooked up right. It will be prudent to complain about the performance of the amp when you buy a cheap wiring amp kit.

This 500 Watt amp is compact and will fit even in the tightest of spaces. it produces 500 watt RMS to give powerful bass to your system.

It is reliable and has stable thermal performance so that you can keep your music playing for longer hours without having the worry of overwhelming the system.

The dual modulation technology integrated  helps in identifying and correcting internal signal errors by dynamic analysis and comparison mechanism.


  • mono subwoofer car amplifier
  • 300 watts RMS x 1 at 4 ohms (500 watts RMS x 1 at 2 ohms)
  • CEA-2006 Compliant
  • variable low-pass filter (50-400 Hz, 24 dB/octave)
  • variable bass boost (0-12 dB at 50 Hz)
  • Class D amp with MOSFET power supply
  • preamp and speaker-level inputs
  • preamp outputs
  • Remote Sensing automatic turn-on when using speaker-level inputs
  • optional RUX-KNOB wired remote level control
  • gold-plated screw terminals
  • fuse rating: 30A x 2

What You Get In The Box:

  • Two 30 amp ATO fuses (installed)
  • 5" Speaker-level input harness
  • 2 Snap on terminal covers
  • Four 3/4" Self-tapping hex-head screws
  • Owner's manual (English/ French/ Spanish)
  • Alpine Verification Certificate
  • Warranty information
  • On-line product registration information

3. BOSS AUDIO MC900B Marine Weather Proof 500-Watt Full Range amplifier

You don't need to worry about space because the Boss AUDIO MC900B is a compact amp which can easily be mounted in your car.

You can easily hook your MP3 player or Smartphone using the auxiliary input available with the amp.

It also features Bluetooth streaming and you can play music straight from your favorite streaming apps like Spotify and Pandora.

The amp uses marine weather proof connectors to protect it from the elements and prevent internal corrosion of the system.


180 Watts MAX 90 Watts RMS Power Handling per Pair

MC900B has 500 Watt Max Power. 4 Channel Amp with Bluetooth Multi-Function Remote – no head unit needed

Compatible with Audio out from Smartphones and MP3 Players

Aux, Low Level Inputs, RCA Pre-amp Outputs and USB Charging Port

Bluetooth Audio Streaming


There are not so many 500 Watt amps  out there. Our review covers  the best in the market at the moment.  We highly recommend  Rockford Fosgate R500X1D Prime 1-Channel Class D Amplifier. It is has everything you will need in a 500 watt amp and its compact size makes it an ideal choice for an upgrade or a replacement.

You Might Also Like:Best 1000 Watt Amp

Mike Cross
Life is too short to drive with stock audio

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