The best acoustic guitar amps in the UK 2023

Amateur or professional, do you want a good sound from your acoustic guitar? Nothing beats a better amplifier for your instrument. Faced with the choice of a better instrument, you will also be faced with the possibility of choosing an amplifier for superior sound quality and in line with your expectations. This buying guide has been designed to help you choose the best acoustic guitar amplifiers.

Harley Benton G212 Vintage 1
8/10

Best value for money

Harley Benton G212 Vintage

The best acoustic guitar amp in 2021

Equipped with two 12" speakers for a total power of 120 watts and 16 ohms, the Harley Benton G212 will give you the best sound from your acoustic guitar. This amplifier features a sleek, vintage plywood design under a black tolex cover.

154 £ on Thomann

If you're looking for an amplifier for your acoustic guitar, you've come to the right place. The Harley Benton G212 features two 12" Celestion Vintage speakers with 60 watts each and 2 x 16 ohms of independence. You'll be fascinated by the elegant, vintage look of the 18mm thick poplar plywood cabinet covered in black tolex. Easy to transport, its stable design and legendary speakers make it an unbeatable option to meet the requirements of professionals and amateurs alike.

The acoustic guitar amplifier can be used in either stereo or mono and operates on two 6.3mm jack inputs. As for its dimensions, the device adopts a length of 52 cm, a width of 74.2 cm and a thickness of 30 cm, with a total weight of 25 kg. The amp takes a black coated face on the front with a white decorative frame. The front is also adorned with a signature Harley Benton brand on an upper corner and the Celestion brand on an opposite lower corner.

Marshall MG15GFX 2
8/10

Best value for money

Marshall MG15GFX

The best entry-level acoustic guitar amp

Marshall MG15GFX offers exceptional quality with digital effects and a beautiful gold finish. This acoustic guitar amp combines modern digital technology with transistor circuitry to make a perfect sounding, feature-rich practice amp.

100 £ on Thomann

The MG15 GFX Gold from Marshall is a portable guitar amp with a great look. It features an iconic front panel in gold or with the brand's logo. With its various features, this model is ideal for the improving guitarist or for musicians looking for a quality practice combo. It takes a length of 38.5 cm with a width of 38 cm and a thickness of 21 cm for a weight of 7.7 kg. Its compact dimensions make it perfect for practice and for transport to band practices.

Equipped with an 8-inch speaker with 15 watts of power and 8 ohms of independence, the unit has 4 channels, 2 different types of overdrive and a master effects section. You can choose between Clean, Crunch, OD1 and OD2 channels, which can be adjusted with a 3-band equalizer. Its functions can be set manually or stored as presets. Conveniently, the acoustic guitar amp offers 5 different digital effects to choose from including Chorus, Phaser, Flanger, Delay and Octave. It also features an AUX input and headphone output.

Positive Grid Spark, 40 Watt Combo for Electric Guitar 3
8/10

Best value for money

Positive Grid Spark, 40 Watt Combo for Electric Guitar

The best high-end acoustic guitar amp

The Positive Grid Spark is a 40 watt combo ideal for acoustic, electric and bass guitar. This combo combines an amplifier with effects for guitarists and also comes with a study and practice station for your favorite sounds.

209 £ on Amazon

Designed for acoustic, electric guitars or basses, the Spark amp from Positive Grid has been thought to both diffuse the sound of a guitar and playback. The brand did not fail to add the Smart Jam function to automatically generate bass and drums according to a tempo of your choice depending on what you play. The amp is equipped with another function that amateurs and beginners will be able to appreciate and quickly progress. It's called Auto Chords, and it presents the chords of several famous songs that you'll want to play on your guitar by listening to them on iTunes, YouTube or Spotify.

With a weight of 7.8 kg, the guitar amp adopts a length of 19 cm with a width of 35 cm for a thickness of 18 cm. For the quality of the sound, it embeds two speakers with a total power of 40 watts with a total independence of 4 ohms for a frequency range of 20-20000 Hz. On its surface, the Spark amp is made up of 10 potentiometers, including a knob that allows you to choose among the preset amp types. The plus of the device is that it can be used as a Bluetooth speaker where at the same time you can play your guitar and broadcast your playlists.

Marshall AS50D 4
8/10

Alternative

Marshall AS50D

A great acoustic guitar amp

Don't miss out on one of the absolute references in the world of acoustic amplifiers. The Marshall AS50D features two 8" Celestion drivers with a tweeter for crystal clear sound quality and highs at 50 watts. It also has two channels for added functionality.

201 £ on Thomann
Buying guide • November 2023

Best acoustic guitar amp

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The best acoustic guitar amp in 2021

The best entry-level acoustic guitar amp

The best high-end acoustic guitar amp

A great acoustic guitar amp

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Comparison table of the best acoustic guitar amps

TOP OF THE TOP NOT EXPENSIVE TOP OF THE RANGE Excellent
Harley Benton G212 Vintage 5
8/10
Marshall MG15GFX 6
8/10
Positive Grid Spark, 40 Watt Combo for Electric Guitar 7
8/10
Marshall AS50D 8
8/10
OUR SELECTION
Harley Benton G212 Vintage
Marshall MG15GFX
Positive Grid Spark, 40 Watt Combo for Electric Guitar
Marshall AS50D
Equipped with two 12" speakers for a total power of 120 watts and 16 ohms, the Harley Benton G212 will give you the best sound from your acoustic guitar. This amplifier features a sleek, vintage plywood design under a black tolex cover.
Marshall MG15GFX offers exceptional quality with digital effects and a beautiful gold finish. This acoustic guitar amp combines modern digital technology with transistor circuitry to make a perfect sounding, feature-rich practice amp.
The Positive Grid Spark is a 40 watt combo ideal for acoustic, electric and bass guitar. This combo combines an amplifier with effects for guitarists and also comes with a study and practice station for your favorite sounds.
Don't miss out on one of the absolute references in the world of acoustic amplifiers. The Marshall AS50D features two 8" Celestion drivers with a tweeter for crystal clear sound quality and highs at 50 watts. It also has two channels for added functionality.
Brand
Harley Benton
Marshall
Positive Grid
Marshall
Power
120 watts
15 watts
40 watts
50 watts
Independence
8 ohms
8 ohms
4 ohms
8 ohms
Speaker
2 x 12 inches
1 x 8 inches
2 x 6 inches
2 x 8 inches
Dimensions (L x W x D) & Weight
52 x 74.2 x 30 cm / 25 kg
38.5 x 38 x 21 cm / 7.7 kg
19 x 35 x 18 cm / 7.8 kg
54.2 x 41.6 x 26.1 cm / 16 kg

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Buying guide - acoustic guitar amp

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Updates

March 2022 : Translation of this buying guide from our partner meilleurtest.fr

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Our selection
Harley Benton G212 Vintage 9
Harley Benton G212 Vintage
Marshall MG15GFX 10
Marshall MG15GFX
Positive Grid Spark, 40 Watt Combo for Electric Guitar 11
Positive Grid Spark, 40 Watt Combo for Electric Guitar
Marshall AS50D 12
Marshall AS50D

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