Is MXR's new Deep Phase mini pedal taking on classic Small Stone phaser tones?

MXR Deep Phase
(Image credit: Jim Dunlop)

MXR is synonymous with phaser pedals, thanks to the iconic Phase 90 and its myriad offshoots. But with its latest release, the Deep Phase, the Dunlop brand appears to be shifting its crosshairs to one of its biggest rivals, the Electro-Harmonix Small Stone.

According to MXR, the Deep Phase is based on an “iconic vintage circuit”, with a “pronounced swoosh, scooped midrange, and a dynamic, voice-like response to your attack”.

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Michael Astley-Brown

Mike is Editor-in-Chief of, in addition to being an offset fiend and recovering pedal addict. He has a master's degree in journalism from Cardiff University, and over a decade's experience writing and editing for guitar publications including MusicRadar, Total Guitar and Guitarist, as well as 20 years of recording and live experience in original and function bands. During his career, he has interviewed the likes of John Frusciante, Chris Cornell, Tom Morello, Matt Bellamy, Kirk Hammett, Jerry Cantrell, Joe Satriani, Tom DeLonge, Ed O'Brien, Polyphia, Tosin Abasi, Yvette Young and many more. In his free time, you'll find him making progressive instrumental rock under the nom de plume Maebe.