Catalinbread Formula 55 vs Ibanez SD9 Sonic Distortion

The Catalinbread Formula 55 and the Ibanez SD9 Sonic Distortion are both pedals sharing saturated. The Catalinbread Formula 55 leans bright and compressed.

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.

27% — somewhat different

Shared tone character
citedDerived from overlapping tonal signals across both listings.
  • saturated
Citation fame
citedCitation/mention fame — how often this gear is cited across artist rigs and gear discussion.
27%
0%
Price

$179.99via Reverb

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Description

The Catalinbread Formula 55 is a Fender 5E3 Tweed Deluxe-inspired overdrive from Portland, Oregon, capturing the warm, saggy, richly compressed character of the small tweed amplifier pushed to its natural saturation point. The 5E3 circuit produces a distinctive bloom and sag on low notes combined with a bright, cutting top end, creating a warm yet lively overdrive character associated with Neil Young, Billy Gibbons, and early American rock and blues. The Formula 55 extracts this specific amp character into a pedal format. Made in Portland by Catalinbread.

The Ibanez SD9 Sonic Distortion is a classic 1980s distortion pedal from Ibanez, featuring a wide gain range and a three-band EQ section that provides exceptional tonal control for a compact distortion of its era. The SD9 covers clean boost through extreme high-gain saturation and has a distinctive voice that suits both vintage hard rock and modern high-gain applications. Guitar Player and vintage pedal collectors have recognized the SD9 as one of the most versatile and musically satisfying of the classic Japanese distortion designs from the 1980s.

Genres
citedGenres this gear is documented as being used in.
  • Rock
  • Classic Rock
  • Americana
  • Country
  • Blues
  • Hard Rock
  • Metal
  • Alternative Rock
Tonal lean
  • bright
  • compressed
  • transparent
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