The Zvex Mastotron is a Zvex fuzz pedal, currently around $159. Close alternatives include the EWS Eric Gales Brute Drive and the Bixonic Expandora. It pairs well with the Fender Deluxe Reverb and the 1959 Fender Tweed Deluxe.
Zvex Mastotron
Zvex · pedal
The ZVex Mastotron is a silicon fuzz pedal from ZVex Effects of Minneapolis designed for use with low-impedance instruments like active pickups and bass, delivering thick, rich, harmonically complex fuzz with a distinctive pulse width control that shapes the character of the fuzz envelope.
- bass
- thick
- rich
- envelope
- impedance
- boutique
- silicon fuzz
- harmonically rich
Price updated Aug 26, 2026
Amps that pair well with the Zvex Mastotron
Pedals that stack with the Zvex Mastotron
Walrus Audio EB-10
Walrus Audio
10% matchWhat Zvex Mastotron brings here leans toward full — that's worth building a pairing around
Xotic RC Booster
Xotic
10% matchXotic RC Booster leans toward transparent, and that's a real, usable character to pair with
Hughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator
pedal
9% matchHughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator's transparent voice goes after Zvex Mastotron in the signal chain — it's not there to compete with Zvex Mastotron's own full character
Ashdown Studio Compressor
Ashdown
7% matchWhat Ashdown Studio Compressor brings here leans toward compressed — that's worth building a pairing around
Roland SDE-3000D
Roland
6% matchPut Roland SDE-3000D after Zvex Mastotron in the signal chain, clear of Zvex Mastotron's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Keeley Halo
Keeley
6% matchRun Keeley Halo after Zvex Mastotron in the signal chain, clear of Zvex Mastotron's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Cheaper alternatives
Tone City Big Rumble
Tone City
66% similarityShared character: thickness, rich, s_build_quality
Sonicake MiniLane Blue Skreamer Overdrive
Sonicake
65% similarityShared character: bass, boutique_stuff
Fulltone '69 MkII Fuzz
Fulltone
64% similarityShared character: 8_impedance, thickness, bass
Tone City Blues Man
Tone City
88% similaritysimilar tone character
Carl Martin Crush Zone
Carl Martin
88% similaritysimilar tone character
Fender Bassman Fuzz
Fender
88% similaritysimilar tone character
Boutique & premium upgrades
Similar charactersee all similar tone character →
EWS Eric Gales Brute Drive
Ews
66% similarityShared character: thickness, rich, boutique_stuff
Bixonic Expandora
Bixonic
66% similarityShared character: thickness, bass, rich
Xotic ACB-V2
Xotic
66% similarityShared character: bass, rich, s_build_quality
Walrus Audio 385 Overdrive
Walrus Audio
65% similarityShared character: thickness, rich
Dunlop MXR Timmy Overdrive, sold as Dunlop CSP027
Dunlop
65% similarityShared character: thickness, bass
Klon KTR
Klon
88% similaritysimilar tone character
See all alternatives to the Zvex Mastotron (cheaper + boutique) →
Questions people ask
What are good alternatives to the Zvex Mastotron?+
The closest matches in character are the EWS Eric Gales Brute Drive, the Bixonic Expandora, the Xotic ACB-V2. Budget picks: Tone City Big Rumble, Sonicake MiniLane Blue Skreamer Overdrive, Fulltone '69 MkII Fuzz. Boutique upgrades: ZVEX Fat Fuzz Factory.
What pairs well with the Zvex Mastotron?+
Strong matches from rig and tone-complementarity evidence: Fender Deluxe Reverb, 1959 Fender Tweed Deluxe, Walrus Audio EB-10 — Fender Deluxe Reverb leans toward spring, and that's a real, usable character to pair with.
How much does the Zvex Mastotron cost?+
Around $159 (live listing price, updated Aug 26, 2026).