The Soldano X88 is a Soldano amplifier. Close alternatives include the Soldano SLO Mini and the Soldano Astro-20 Head. It pairs well with the Electro-Harmonix Green Russian Big Muff and the Boss BD-2 Blues Driver.
Soldano X88
Soldano · amplifier
The Soldano X88 is a rackmount all-tube preamp that packages Soldano's legendary SLO high-gain voice into a studio- and rig-friendly preamp format, with multiple footswitchable modes from clean to saturated lead. Used in elaborate rack rigs by session and touring players, it delivers the smooth, singing Soldano gain into a power amp or recording chain.
What stands out
“For players building a high-end rack around Soldano tone, the X88 is a coveted preamp”
— from the reviews
“s legendary slo high-gain voice into a studio- and rig-friendly preamp format”
— from the listing
“A smooth, singing high-gain preamp voice with the unmistakable SLO sustain and harmonic richness, plus clean and crunch modes, all in a rackmount tube unit built for elaborate rigs”
— from the reviews
“Its strengths are the iconic preamp voice, rig flexibility, and tube tone; the caveats are the need for a separate power amp or cab sim, a complex rack-rig setup, and a premium boutique price”
— from the community notes
“a classic high-end rack preamp”
— from the community notes
- high gain
- smooth
- tube
- clean
- high end
- singing
- harmonic richness
Good for
- Silent Recording
- Silent Stage
- Studio
Genres the Soldano X88 is commonly used in
- Metal
cited
Inferred from shared tonal signals, not a stated genre tag. - Hard Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Alternative
cited
Inferred from shared tonal signals, not a stated genre tag. - Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Blues
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the Soldano X88
Electro-Harmonix Green Russian Big Muff
Electro-Harmonix
23% matchpushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → mid-forward)
Feed a high gain signal into Electro-Harmonix Green Russian Big Muff and it comes out closer to mid-forward
Goes in front of the amp
Boss BD-2 Blues Driver
Boss
22% matchpushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → clean boost)
Boss BD-2 Blues Driver takes that high gain character and pushes it toward clean boost
Goes in front of the amp
Ibanez TS10 Tube Screamer Classic
pedal
22% matchpushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → mid-forward)
Ibanez TS10 Tube Screamer Classic pushes a high gain tone toward mid-forward
Goes in front of the amp
Strymon Zelzah -Dimensional Phaser
Strymon
20% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Keep Soldano X88's high gain voice out front: Strymon Zelzah -Dimensional Phaser goes after Soldano X88 in the signal chain so its lush voice doesn't muddy it
Goes in front of the amp
Wampler Cory Wong
Wampler
17% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain.
What Soldano X88 brings here leans toward high gain — that's worth building a pairing around
Goes in front of the amp
MXR Analog Delay
MXR
16% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (high gain → slapback)
Keep Soldano X88's high gain voice out front: MXR Analog Delay goes in Soldano X88's effects loop so its warm voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)
Sits in the amp's effects loop
Suhr Discovery
Suhr
16% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Suhr Discovery's warm voice goes in Soldano X88's effects loop — it's not there to compete with Soldano X88's own high gain character — goes in the amp's FX loop (or last, into a clean amp)
Sits in the amp's effects loop
MXR CAE Wah
MXR
tonal matchGoes in front of the amp
MXR CAE Wah goes in front of Soldano X88 — a wah tracks picking dynamics best on the raw signal
Alternatives
Soldano SLO Mini
Soldano
72% similarityShared character: singing, smooth, high gain settings
Soldano Astro-20 Head
Soldano
69% similarityShared character: singing, crunch, smooth
Mesa Boogie Mark I
Mesa Boogie
52% similarityShared character: smooth, high gain settings, clean
EVH 5150 III
Evh
51% similarityShared character: high end, singing, crunch
DV Mark Raw Dawg EG
Dv Mark
51% similarityShared character: high end, crunch, high gain settings
Bogner Ecstasy 3534
Bogner
50% similarityShared character: crunch, high gain settings, clean
Egnater Tweaker 88 Head
Egnater
50% similarityShared character: high gain settings, clean, stage
Friedman Pink Taco V2 Head
Friedman
49% similarityShared character: high gain settings, studio, lead
1970s Mesa/Boogie Mark I 'Snake King'
Mesa Boogie
48% similarityShared character: singing, high gain settings, clean
EVH 5150III LBX II
Evh
47% similarityShared character: high gain settings, clean, studio
Peavey Invective 120
Peavey
47% similarityShared character: crunch, high gain settings, clean
Marshall 2555X Silver Jubilee
Marshall
46% similarityShared character: singing, crunch, smooth
See all alternatives to the Soldano X88 (cheaper + boutique) →
Questions people ask
What are good alternatives to the Soldano X88?+
The closest matches in character are the Soldano SLO Mini, the Soldano Astro-20 Head, the Mesa Boogie Mark I.
What pairs well with the Soldano X88?+
Strong matches from rig and tone-complementarity evidence: Electro-Harmonix Green Russian Big Muff, Boss BD-2 Blues Driver, Ibanez TS10 Tube Screamer Classic — Feed a high gain signal into Electro-Harmonix Green Russian Big Muff and it comes out closer to mid-forward.