Joyo R-03 UZI

$43.00 to $86.63 Price Tier: Budget

4.0 (8)

2 Reviews

All time low price

Find out who is using Joyo R-03 UZI

5 community setups

2 wishlisted

30 saved

Page last updated Jul 01, 2026

Pricing and availability

We compare 600+ stores and found this item at 3 stores. Prices updated July 1, 2026.

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Reviews

Price

$86.63

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5.0 (10)

$45.30 9 available New

$27.00 9 available Used

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4.6 (99)

$43.00

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Average Price: $50

Budget/Beginner

$50

$176+

Price Tier

In the Overdrive Effects Pedals category, Joyo R-03 UZI is priced in the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

Budget

Standard

High-end

Price History

Based on price data from 1 merchant for "Joyo R-03 UZI". Prices shown reflect NEW condition. Tracking began Apr 25, 2026.

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Description

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Unleash your guitar's potential with the Joyo R-03 UZI, a powerhouse overdrive pedal designed for musicians who crave versatility and dynamic sound. Whether you're looking to add a little crunch or dial up to fat, intense lead tones, this pedal has you covered. The Joyo R-03 UZI is equipped with a comprehensive control panel featuring Volume, Gain, Low, Mid, High, and Bias sliders, allowing you to shape your sound with precision and creativity.

This pedal doesn't just sound great; it looks the part too, thanks to its ambient LED lighting with three modes that add a visual flair to your setup. The pedal includes an on/off switch with an LED display, ensuring you know exactly when the magic is happening. With a 6.3 mm input and output jack, integrating the UZI into your pedalboard is seamless.

Designed with practical use in mind, the Joyo R-03 UZI is powered via a 9V DC power adapter (not included), drawing a modest 20 mA to keep your rig efficient. Though it doesn't support battery operation, its compact design ensures it won't weigh you down, ready to go wherever your music takes you.

Key Features:

Versatile overdrive from crunch to lead sounds
Volume, Gain, Low, Mid, High, and Bias sliders
On/Off switch with LED display
Ambient LED lighting with three modes
6.3 mm input and output jacks
Powered via 9V DC adapter (not included)
Current consumption: 20 mA

Owner's manual

Joyo R-03 UZI User Manual

Product specs

Available since	February 2019
Overdrive	No
Distortion	Yes
Fuzz	No
Metal	No

FAQs

What type of distortion does the Joyo R-03 UZI provide?: The Joyo R-03 UZI is designed to deliver high-gain distortion, making it particularly suitable for heavy rock and metal genres.
Does the Joyo R-03 UZI work well with a clean amplifier setup?: Yes, the Joyo R-03 UZI can be used with a clean amplifier to add aggressive distortion tones without needing an overdriven amp.
What is the purpose of the bias knob on the Joyo R-03 UZI?: The bias knob on the Joyo R-03 UZI allows you to adjust the character of the distortion, offering more tonal flexibility by altering the saturation and feel of the sound.
Is the Joyo R-03 UZI suitable for live performances?: Yes, the Joyo R-03 UZI is suitable for live performances, providing reliable high-gain distortion that cuts through the mix, ideal for rock and metal settings.
Can the Joyo R-03 UZI be powered with a standard 9V power supply?: Yes, the Joyo R-03 UZI requires a standard 9V DC power supply, making it compatible with most pedalboard power setups.

Videos

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JHS Pedals

Joyo R Series: The Perfect Budget Guitar Pedals?

JHS Pedals

High Gain for DAYS! - Joyo Uzi Pedal - Demo / Review

Guitar MAX

MESA or MARSHALL? YOU choose with this pedal (JOYO UZI)

Guns and Guitars

JOYO R-03 UZI - High Gain Distortion

JOYO AUDIO

Joyo R-03 Uzi Distortion

Kytary.cz

JOYO R-03 UZI | Quick JCM Tones (no talk)

Pedal Platform

Joyo - UZI R-03 Distortion

PEDALBOARD ORG

Seriously Heavy Tones - Joyo UZI R-03 - No Talk, All Tone

Budget Pedal Chap

Reviews

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PROS

High-quality metal casing enhances durability
Cool LED lights add visual appeal
Bias knob offers versatile tone shaping
Harmonically rich distortion suitable for various music styles
Performs well with both expensive and budget guitars
Compatible with other pedals for expanded sound options
Exceptional value for its price point
Provides high gain metal sounds with ease
Versatile enough to mimic sounds of more expensive pedals
Works well through various amp setups

CONS

Excessive bass that's hard to reduce in the mix
May produce a hum, requiring a noise gate
Reliability over time not extensively proven
Does not support battery operation, limiting portability

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Joyo R-03 UZI.

Features and functionality

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The Bias knob allows users to adjust from a Mesa Boogie sound to a Marshall sound, enhancing versatility.
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The built-in three-band EQ is noted to significantly enhance the pedal's tonal versatility.
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Comparisons

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The Joyo UZI is often compared to the Friedman BE-OD, but users note the UZI has a distinct tonal character and lacks a presence control.
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One owner preferred the Joyo UZI over the Marshall Guv'nor reissue, citing the latter's lack of bass as a drawback.
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Users compare the UZI to the EHX Nano Metal Muff, noting the latter's louder volume, higher gain, and better EQ control for thrash and nu metal tones.
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The Wampler Dracarys, while offering much gain, lacks the depth and saturation found in the Nano Metal Muff, prompting some users to seek alternatives.
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Use cases and applications

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Owners find the pedal effective for classic rock, providing a "Marshall in a box" sound, especially useful with clean amplifiers like the Fender Twin Reverb.
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The pedal is praised for its mid-control, which is crucial when used with scooped-sounding amps like the Fender Deluxe to avoid harshness.
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The UZI is described as effective for high-gain British leads, particularly when set to low gain and high bias, with EQ adjusted to favor bass/mids.
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User experience

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Several users appreciate the pedal's performance at gig volume, where it surpasses expectations compared to its home use sound.
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An owner reported gigging with the UZI for a year without any issues, indicating reliable performance under regular use.
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Some found the UZI underwhelming compared to the Peavey Express 112's gain channel, even when using an EQ pedal.
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Build quality

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It's noted that the pedal responds well to volume knob changes and lighter picking dynamics, enhancing playability.
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The pedal features a metal build that feels sturdier than Behringer pedals, though not as robust as Marshall or Boss units.
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Value and pricing

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Priced at around $50 brand new, it's highlighted as offering excellent value given its performance.
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4.0 out of 5

Based on 2 Reviews and 8 Ratings

5 star

4 star

3 star

2 star

1 star

jrguitargarage

125

9 months ago

Overall, the JOYO UZI distortion pedal delivers an impressive high-gain sound that caters perfectly to heavy metal enthusiasts. Its unique "BIAS" knob allows you to seamlessly switch between American and British distortion tones.

The JOYO UZI distortion pedal is a fantastic addition to any heavy metal rig, and I've had a blast testing it out in my home studio. Its high-gain output delivers an aggressive sound that perfectly captures the essence of classic metal tones, whether you're going for that American crunch or a British growl thanks to the versatile "BIAS" knob. I especially appreciated the dynamic balance of the "GAIN" and "VOLUME" knobs; you can push the gain without losing volume, which keeps your sound consistent. The futuristic aesthetics with ambient lights add a cool visual touch for live performances. My only caveat is that it’s crucial to ensure a solid connection with your guitar and recommend using a JOYO power adapter for optimal performance to avoid any hiccups. Overall, it’s a solid pedal that stands out in both tone and build quality!

Roles:

Guitarist Bassist Podcasters & Streamers

Genres:

Rock Blues Reggae

From Gear Setup

alf_andrew_pedersen

363

about 5 years ago

Fantastic for its price!

I had been wanting a Friedman BE-OD for some time, but could never justify the price tag. Then I found out about this bad mofo. Man o man was I surprised. Put a TS type pedal in front of it for even more tightness and classic rock sounds. Really sounds like a hot rodded Marshall. It`s a bargain!

Roles:

Singer Guitarist Bassist

Genres:

Electronic Rock Pop