Overdrive vs Distortion vs Fuzz: What’s the Difference?

I have a lot of dirt pedals (it’s a problem). And the single most common question I get is: what’s the actual difference between overdrive, distortion and fuzz? They all make your guitar sound dirty — but they do it in different ways and for different music.

Overdrive: the gentle one

Overdrive is the mildest. It’s designed to mimic the sound of a valve amp pushed just past its clean limit — warm, dynamic, and responsive to how hard you pick. It cleans up beautifully when you roll your guitar volume back. It’s the sound of blues, classic rock and indie, and it’s often used to “push” an amp that’s already breaking up. The Ibanez Tube Screamer (check price) is the archetype.

Distortion: the workhorse

Distortion adds more gain and a harder, more compressed edge that stands on its own — you don’t need a cranked amp underneath it. It’s tighter and more aggressive than overdrive, and it’s the backbone of rock and metal rhythm tones. The ProCo RAT 2 (check price) and the humble Boss DS-1 (check price) are classics.

Fuzz: the wild one

Fuzz is the oldest and most extreme. It clips the signal so hard the waveform turns almost square, giving a thick, woolly, sometimes chaotic texture. Think Hendrix, stoner rock and garage. Fuzz can be unpredictable and doesn’t always play nicely with other pedals — but nothing else sounds like it.

Which do you need?

Most players end up with at least an overdrive and a distortion, because they do genuinely different jobs — one to push, one to provide the main grit. Add a fuzz when you want something wilder. If you’re building a board from scratch, start with our best overdrive and distortion pedals guide, then read on for how to wire it all together.