Electro-Harmonix Nano Metal Muff review – a surprisingly versatile distortion pedal that does more than just metal

A small but mighty fuzzstortion for all your metal needs, but this has an appeal beyond the denim and leather cohort

Electro-Harmonix Metal Muff Nano
(Image: © Future / Phil Barker)

Guitar World Verdict

A surprisingly versatile distortion pedal that push your amp into throaty drive or split the atom when maxed, it won't take up much space on your 'board, or much of your budget.

Pros

  • +

    Wide range of gain sounds.

  • +

    3-band EQ offers plenty control over your sound.

  • +

    Pedalboard-friendly size.

  • +

    Onboard noise gate.

Cons

  • -

    The knobs might be fiddly.

You can trust Guitar World Our expert reviewers spend hours testing and comparing guitar products so you can choose the best for you. Find out more about how we test.

Few pedals companies have been as prolific as NYC-based Electro-Harmonix over the years. And that tradition continues apace today, including the production of multiple versions of some of the brand’s most popular pedals – but how many Big Muff versions do you need? Scrap that: we all know you can never have too many Big Muffs! 

You can get a total of eight different Muffs in Nano-sized enclosures, but only three of them get the Nano prefix. Here, we are looking at the Muff that is built for the rigours of metal guitar.

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Trevor Curwen

Trevor Curwen has played guitar for several decades – he's also mimed it on the UK's Top of the Pops. Much of his working life, though, has been spent behind the mixing desk, during which time he has built up a solid collection of the guitars, amps and pedals needed to cover just about any studio session. He writes pedal reviews for Guitarist and has contributed to Total Guitar, MusicRadar and Future Music among others.