Airis Effects 51-Filthy vs Airis Effects SPEC-Defier

The Airis Effects 51-Filthy and the Airis Effects SPEC-Defier are both pedals sharing tight, crunchy. The Airis Effects 51-Filthy leans high gain. The Airis Effects SPEC-Defier leans saturated. Current prices: $169 vs $169.

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.

61% moderately similar

Shared genres
citedGenres both listings are associated with.
  • Hard Rock
  • Metal
Shared tone character
citedDerived from overlapping tonal signals across both listings.
  • tight
  • crunchy
Citation fame
citedCitation/mention fame — how often this gear is cited across artist rigs and gear discussion.
17%
17%
Price

$169via Reverb

$169via Reverb

Description

The Airis Effects 51-Filthy is a tight, articulate high-gain preamp pedal from the Ontario, Canada-based boutique builder founded by Richard Seidlitz in 2014, voiced somewhere between a block-letter EVH 5150 and a Diezel Hagen, delivering crunchy, saturated distortion without losing note definition even at aggressive gain settings. Handbuilt in small runs and backed by a two-year warranty, it represents Airis's focus on high-gain metal and hard rock tones within a boutique pedal format, aimed at players wanting studio-quality amp-in-a-box distortion rather than a simple fuzz or overdrive circuit.

Airis Effects designed the SPEC-Defier as a follow-up to their well-received 51-Filthy preamp, aiming this time for a thicker, more Mesa Boogie Rectifier-style voicing rather than the tighter, more articulate character of its predecessor. Built by Ontario-based Richard Seidlitz, who founded Airis in 2014 with a focus on high-gain boutique pedals, the SPEC-Defier trades some of the Filthy's precision for a heavier, more saturated crunch and chug, giving players two distinct high-gain flavors within Airis's small but focused catalog rather than a single one-size-fits-all metal preamp.

Genres
citedGenres this gear is documented as being used in.
  • Alternative Rock
Tonal lean
  • high gain
  • saturated

Related searches

Airis Effects 51-Filthy vs Airis Effects SPEC-Defier — Shared Character & Differences — NodeTone