Crazy Tube Circuits Constellation Germanium Fuzz/Booster vs Wren and Cuff De La Riva BM20-Ultra Fuzz

The Crazy Tube Circuits Constellation Germanium Fuzz/Booster and the Wren and Cuff De La Riva BM20-Ultra Fuzz are both pedals sharing dynamic. The Crazy Tube Circuits Constellation Germanium Fuzz/Booster leans warm and smooth. The Wren and Cuff De La Riva BM20-Ultra Fuzz leans full. Current prices: $275 vs $308.78.

Similarity
citedBlended from circuit-archetype lineage, dynamic feel, tone-signal overlap and tone-vector distance — the tone vector itself is derived from editorial description text, not a measured acoustic signal, so this reflects how similarly the catalog copy describes the two, not a lab measurement. Shown only within a gear class, and only where there's enough evidence to be meaningful.

42% — somewhat different

Shared tone character
citedDerived from overlapping tonal signals across both listings.
  • dynamic
Citation fame
citedCitation/mention fame — how often this gear is cited across artist rigs and gear discussion.
0%
0%
Price

$275via Reverb

$308.78via Reverb

Description

The Crazy Tube Circuits Constellation Germanium Fuzz Booster is a multi-mode germanium fuzz and treble booster pedal from the Greek boutique builder, using NOS germanium transistors across six selectable fuzz and boost modes. The circuit covers four different fuzz voicings, a treble booster mode, and a custom combination mode, providing wide tonal variety from a single compact pedal. Touch sensitivity and guitar volume cleanup are exceptional across modes. Suited for blues, classic rock, psychedelic, and vintage fuzz players seeking an authentic multi-mode germanium tool.

The Wren and Cuff De La Riva BM20-Ultra Fuzz is a highly configurable Big Muff-style fuzz built around 20 internal DIP switches, each offering two settings across nearly every stage of the circuit, plus three external toggles including a silicon/germanium transistor switch. Wren and Cuff states the DIP switches alone yield over a million possible configurations, growing to roughly 8 million with the toggles included. Without touching any switches it delivers familiar, low-noise Muff tones with strong presence. It is built for players who want to explore the full design space of the Big Muff circuit topology rather than a single fixed voicing.

Genres
citedGenres this gear is documented as being used in.
  • Classic Rock
  • Blues
  • Rock
  • stoner rock
  • grunge
Tonal lean
  • warm
  • smooth
  • full
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