Supro Blues King 8

$264.00 Price Tier: Budget

3 Critic Reviews

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Page last updated Jun 02, 2026

Pricing and availability

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5.0 (24)

$264.00 4 available Used

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Average Price: $264

Budget/Beginner

$300

$701+

Price Tier

In the Combo Guitar Amplifiers category, Supro Blues King 8 is priced in the Budget/Beginner range. This is great gear to get started with or for creators on a budget.

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Description

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Unleash your inner blues virtuoso with the Supro Blues King 8, a compact yet mighty 1-watt tube combo amplifier that brings vintage tones into your living room. Perfectly crafted for bedroom practice, this amp delivers the signature crunch and warmth of early Supro models without overpowering your space. Its Class A power section ensures the authentic Supro sound, while the custom-designed 8-inch speaker captures the soul of its vintage predecessors. Whether you're exploring gritty blues, classic rock, or twangy country, the Blues King 8’s simple control interface—featuring input volume, master tone, and master volume—makes dialing in your perfect sound effortless.

For those seeking tonal versatility, the footswitchable boost (footswitch sold separately) enriches your midrange, providing a fuller, more dynamic output. The line output is a modern convenience, allowing direct recording without the hassle of miking your amp. With the Supro Blues King 8, each note sings with character, making it an exceptional choice for discerning guitarists looking for that iconic Supro vibe.

Key Features:

1-watt tube combo amplifier
Class A power section for authentic tones
Custom-designed 8" speaker for classic Supro sound
Master volume control for saturated tones at low volume
Footswitchable boost (footswitch sold separately) for enhanced midrange
Line output for direct recording without a mic

Product specs

Brand	Supro
Model	1808 Blues King 8 1-Watt 1x8" Guitar Combo
Finish	Black
Year	2019 - 2025
Categories	Guitar Combo Amps
Color Family	Black
Electronics	Tube
Number of Channels	1 Channel
Number of Inputs	1 Input
Output Power (Watts)	1
Reverb	None
Speaker Configuration	1x8"

FAQs

What type of music is the Supro Blues King 8 best suited for?: The Supro Blues King 8 is ideal for blues, rock, and classic rock genres, offering a vintage tube-driven tone that's perfect for warm, expressive guitar sounds.
Is the Supro Blues King 8 loud enough for home practice?: Yes, the Supro Blues King 8's 1-watt output is perfect for home practice, providing sufficient volume without overwhelming your space.
Does the Supro Blues King 8 have built-in reverb?: No, the Supro Blues King 8 does not feature built-in reverb, focusing instead on delivering a pure, vintage tube amp sound.
What speaker size does the Supro Blues King 8 have?: The Supro Blues King 8 is equipped with a single 8-inch speaker, designed to complement its compact size and vintage tone.
Can the Supro Blues King 8 handle pedals well?: Yes, the Supro Blues King 8 works well with pedals, allowing players to expand their tonal palette with effects like overdrive and delay.

Videos

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SuproUSA

Supro Blues King 8 Tube Amplifier Official Demo by David Koltai 1x8 Combo

SuproUSA

Supro Blues King 8 - Sound Demo (no talking)

Guitar Bonedo

Supro Blues King 8

Mike Hermans

Supro Blues King 1x8" Tube Combo Amplifier Demo by Matt Smith

SuproUSA

Strings Quick Demo : Supro Blues King 8

Strings Shop

Supro Blues King 8 Amp review

Guitars and Music

Supro Blues King 8 (1 Watt) Demo

TheFuzzHeadKing

Reviews

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PROS

Delivers classic, creamy blues tone ideal for low-volume settings
Well-built and sturdy construction for reliable use
Compact size makes it perfect for home practice or small spaces
Offers great sound quality with tube pre/power section
Can be used as a pre-amp drive for more powerful amps
Simple controls enhance user experience without overwhelming options
Sensitive to playing dynamics for expressive performance
Easily accommodates pedal use for enhanced sound versatility
Provides an authentic tube sound that surpasses solid-state alternatives

CONS

Stock Ruby Tubes are considered lifeless and lack musicality
Tube replacement requires removing the back panel and chassis
Limited control options may not satisfy users seeking extensive tweakability
Line out is not ideal for direct recording without a mic
Lacks warmth and midrange fuzziness in its natural distortion

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Supro Blues King 8.

Mods and upgrades

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Switching to JJ tubes and a Celestion Eight 15 speaker transforms the amp's sound, enhancing openness and versatility for genres like metal at home volume levels.
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A Genalex Gold Lion CV4004 12AX7 preamp tube swap reduces darkness and enhances depth, achieving a more lively sound for $45.
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Owners recommend Tung-Sol and Sovtek tubes as alternatives for enhancing tone, suggesting a mix of brands for tonal variation.
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The stock speaker offers good clean bass but can get muddy when pushed; an Alnico 8" with tighter bass is advised.
Source

Comparisons

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Owners report the Supro Blues King 8 initially sounds boxy compared to Bugera V5, which offers a good alternative for similar price.
Source

Value and pricing

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The Blues King 8 is frequently on sale, with discounts noted in Canada and on major retail sites at the end of 2020.
Source

Use cases and applications

0 0

The amp, post-modification, takes pedals well, making it suitable for ambient soundscapes and diverse genres beyond its original blues focus.
Source

Features and functionality

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The Supro Blues King 8, while initially bassy and dull, can achieve a 9/10 rating with tube and speaker upgrades according to owner experiences.
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Despite its 1W output and 8" size, the amp is praised for its bedroom-friendly volume and plays well with EQ pedals for tone shaping.
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User experience

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One user reported improved clarity and reduced muddiness after swapping the preamp tube but ultimately sold the amp, indicating mixed long-term satisfaction.
Source

Critic Reviews

Supro Blues King 8 review | Guitar World

guitarworld.com

The Supro Blues King 8 presents a charming retro aesthetic coupled with impressive vintage tones, making it an excellent choice for practice and recording. Its minimalist controls and foot-switchable boost enhance usability, delivering crunchy rock sounds at manageable volumes. However, its limitations become evident with the lack of reverb and underwhelming power for live performances, making it unsuitable for gigging. Overall, while the Blues King 8 excels in home settings, potential buyers should weigh its performance against their specific needs.

neutral

Full Review

Review: Supro Blues King 8

guitar.com

The Supro Blues King 8 is an unexpected gem, delivering a rich, vintage tone at a manageable volume. Its stylish design and practical features, like a master volume and line output, make it ideal for practice and recording. While the amp shines with a warm, gritty sound reminiscent of the '50s, its limited treble response may leave some players wanting more brightness. Despite its one-watt output, it offers a surprisingly full sound, ideal for those who prefer subtlety over sheer power. However, its effectiveness as an overdrive unit is somewhat diminished without proper level management. Overall, the Blues King 8 is a delightful choice for musicians looking to capture classic tones in a home studio setting.

positive

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Supro Blues King 8 review | MusicRadar

musicradar.com

The Supro Blues King 8 delivers a solid punch of overdriven blues tones in a compact design, making it an appealing choice for players seeking low-wattage options. Its simplicity is both a strength and a limitation; while the footswitchable boost and decent headroom are highlights, the lack of additional features like reverb may deter some users. Ultimately, this amp shines in producing vintage sound without waking up the neighborhood, but those needing more versatility might find it lacking. Consider pairing it with a reverb pedal for an enhanced experience.

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