The 4 Best 1 Ohm Stable Amps – Amplifier Reviews 2023

best 1 ohm stable amp

Photo by Toso / CC BY

So, what is it that turns a regular drive into a dream ride? A killer machine? Sure, why not. A fast engine? Yeah, could work. Proper music? Now we’re talking!

And what makes proper music turn that ride into a truly magical experience?  A proper amp, of course!  So, if you want each of your rides to become a dreamy experience, you will need the best 1 ohm stable amp for your car.

First things first, though:  what is a 1 ohm amp? Without getting too technical, the less ohms the amp has, the more power it is capable of delivering, meaning that we are dealing with some very powerful machinery here.  This also means that one of the key factors to consider with these products is stability; hence, sifting out the unstable models was the absolute first thing we did when considering any model.

We took the liberty of conducting a thorough search of today’s market in an attempt to bring you this niche’s crème de la crème.  Our quest was a fruitful one, yielding the following 4 devices.

Boss Audio R2400D Riot 2400 Watt Monoblock

We will get the party started with one of the most renowned musical companies in the world – the great Boss.  The specific model we opted for in this case is the R2400D Riot. It’s a 2400-watt monoblock machine perfect for fans of the low end.

The product comes with a set of low level inputs, a pack of RCA pre-amp outputs, a variable bass boost, a variable low pass crossover, and a variable subsonic filter.  Also included in the mix is a remote subwoofer control, along with a 6 year platinum dealer warranty.

In the sonic department, this thing has the ability to really carry the groove with a rich bass segment. The rest of the sonic frequencies are on par with highest standards, but it is the low end department that really stands out.  If we might add, we rarely got to hear a warmer pack of basses than on this puppy, and when we did hear it, it was on much, much more expensive items.

The item is not difficult to install and really gets as close to the perfect combo as possible – a quality sound output, high durability, easy to use, and with a budget friendly price tag.  Without a doubt, this is one of the best 1 ohm stable amps on the market.

Hifonics Zeus ZRX1816.1D

A bit of a high-end option but also a hidden gem of sorts. The thing with Hifonics Zeus ZRX1816.1D (see full specs) is that it really offers a stellar performance. All the sonic frequencies are very well covered, the thing is versatile, it will deliver a mean kick in every genre, and it will stay consistent and durable over the years.

Now, some specs – what we have here is a super class D amp with a total power of 1800 watts. The price includes a bass remote control, and some very elegant looks. This product wins the race not only in terms of quality, but in terms of aesthetics as well. It’s light, powerful, versatile, and very reliable. A major thumbs up from here.

Planet Audio TR3000.1D Torque

Up next is this sleek little thing from Planet Audio. It goes by the name of TR3000.1D Torque and it packs a mean load of 3000 watts of power. Versatile and easily adaptable to a variety of musical styles, this amp is known as the jack of all trades among audio aficionados.

Quite easy on the eyes, this class D amp utilizes a switchable input sensitivity feature along with a switchable phase shift and a variable bass boost option. One of the items that makes this product stand out above the rest is the Low Pass Crossover Variable Subsonic Filter, which will keep the groove tight and warm at all times.

You can really crank this fella up to 11 and you will still hear no crackling, no damage – it will just run as smooth as at 10% volume, and that is no mean feat. Additionally, that gorgeous nickel plated body is protected from thermal and sonic overloads.

But here’s a really cool thing – the TR3000.1D is not as power hungry as you might think. You can run it for months without any fear of causing damage or excessive use of your car’s battery. A quality sound AND low power consumption – what more can you ask for? Hands down, this is one of the best 1 ohm stable amps on the market.

3000 watt planet audio amp beating pioneer subs


Finally, if you are looking for a powerful 1 ohm stable amp, you might want to consider the SSL EVO5000.  Once again a class D amp, this thing delivers a truly massive amount of 5000 watts, which is enough to make the earth tremble upon your vehicle’s feet.  It’s, of course, a 1 ohm stable, and it utilizes a MOSFET power supply with a variable crossover and a remote subwoofer level control.

The most notable feature of this amp is once again the bass section. The low end is rich, smooth, warm and fuzzy, perfect for any bass-driven genre out there, whether it’s EDM, hip-hop, or good ole rock ‘n’ roll.

The price is very affordable, especially when we consider how powerful and reliable this thing is. If power is your main priority, rest assured that this is your best option within the specified budget.

SSL EV5000D amplifier demo

What is a Class D Amp?

We might as well get this question out of the way – a class D amp, or a switching amp, is an amplifier whose power devices are entirely operated as binary switches.

This means they are either fully on or fully off, spending zero time in transitioning between those two states in ideal scenarios. This severely reduces any unwanted power loss, making D class amps up to 95 percent more efficient. Cool stuff, right?

Important – Always Check Your Vehicle’s Compatibility

An important note at the end – whenever buying a 1 ohm stable amp for your car, you should always, and we really mean ALWAYS, check the vehicle’s compatibility with 1 ohm amps.

These guys can’t just fit in anywhere, and Amazon usually offer a very effective and easy test to determine whether your car is an ideal match within a blink of an eye. So, test first,  and if A-OK, get the best 1 ohm stable amp you can afford and then get the groove going!

Written and Reviewed By

  • Micah Johnson started playing music in high school, when he taught himself the bass to join his friend’s band. He added guitar and drums during his twenties playing in local clubs, and along the way, he picked up unique, hands-on experience from hand drums to studio mixers. On Song Simian, he aims to share this knowledge from 20+ years playing and recording music. When not in gearhead mode, he enjoys photography and travel.

  • Marko is the senior editor and writer on Ultimate Guitar, the No. 1 guitar spot on the web, since early 2013. His work was also featured on a variety of other notable gear spots such as Guitar Fella, Consordini, and, of course, Song Simian. His musical journey began at a very young age, and he finally opted to pick up an instrument in his early teenage years. A fan of King Crimson. A travel enthusiast.

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