Alternatives to the Ernie Ball Expression Overdrive

Electro-Harmonix Spruce Goose

Shared character: performance, analog, gain

Boss SD-1 Super OverDrive

Shared character: durable_construction, gain, live

MXR CSP037 Raijin Drive

similar tone character

Electro-Harmonix Big Muff Pi

similar tone character

Electro-Harmonix Triangle Big Muff Pi

similar tone character

Xotic BB Preamp V1.5

Shared character: gain, clean, blues_players

Boss BD-2W Blues Driver Waza Craft

Shared character: analog, gain, blues_players

Amptweaker Tight Boost

similar tone character

Caroline Guitar Company Wave Cannon Zero

similar tone character

Warm Audio Dirty Boy Jr. Fuzz

similar tone character

JHS Violet Lari Basilio Signature Distortion

similar tone character

Ernie Ball 6183 Expression Overdrive

Shared character: performance, expression_pedal, live

Ibanez TS808 Tube Screamer

Shared character: clean, blues_players, overdrive

Knight Audio Technologies Kat-STB

Shared character: gain, overdrive

Ibanez TS9 Tube Screamer

Shared character: durable_construction, live, blues_players

Bixonic Expandora

Shared character: live, blues_players, overdrive

Univox UD-50 Uni-Drive

similar tone character

Boss BD-2 Blues Driver

similar tone character

Ibanez WH10V3

similar tone character

EWS Eric Gales Brute Drive

similar tone character

Maxon OD808

similar tone character

Fulltone OCD

similar tone character

GFI System Jonassus Drive

similar tone character