Amps

Engl E651 Artist Blackout 100

The Engl E651 Artist Blackout 100 delivers professional-grade tube sound and incredible versatility in a sturdy, gig-ready package.

★★★★★ 5/5 · 4 buyer reviews · 6 min read · updated 2026-10-02 · Tested by Cal Whitaker

Engl E651 Artist Blackout 100: Design and Build

The Engl E651 Artist Blackout 100 amplifier head stands out with its robust all-black steel chassis and purposeful, sturdy control panel. Manufactured in Germany, it continues Engl's tradition of solid build quality, at 71 centimeters wide and weighing in at a hefty figure, this head is built for stage and studio, not for bedroom portability. The construction is uncompromising: you get a classic tube amplifier experience without any semiconductors interfering in the signal path.

Full Tube Circuit and Power Section

The E651 is a pure tube design from input to output. Four ECC83 (also known as 12AX7) tubes drive the preamp, delivering dynamic response and real tube warmth. In the power section, four EL34 tubes push 100 watts, giving more than enough clean headroom and effortless volume for club gigs, large venues, or recording at professional levels. Output jacks for 4, 8, and 16 ohm cabinets ensure compatibility with just about any speaker setup you prefer.

Control Layout and Functional Features

This amp comes loaded with practical controls and smart switching to tailor your sound to almost any rock, metal, or pop context. There are two channels at its core, Clean and Lead, but each can be customized beyond the basics:

  • Gain Clean and Gain Lead: Separate inputs for setting up everything from sparkling, articulate cleans to thick, saturated distortion.
  • Shared EQ Section: Bass, Middle, Treble, and Presence allow for tailored frequency shaping; simple but effective.
  • Lead Volume plus Dual Master Volumes: Master A and Master B provide quick level boosts for lead parts or setlist transitions.

Multiple switches expand your tonal palette:

  • Bright: Adds extra clarity to the clean channel, pulling you towards those classic American-voiced tones.
  • Shape (Mid Shift): Scoops or boosts the mids, especially helpful for dialing in rhythm crunch or lead focus.
  • Gain Lo/Hi: Each channel can operate in lower or higher gain modes, essentially giving you four available voicings at your feet when using an external Z9 footswitch (sold separately).
  • Channel and FX-Loop: Footswitchable tube-buffered effects loop works in serial or parallel for seamless use with any pedalboard setup.

Advanced Features and Noise Gate Implementation

Engl integrates thoughtful features, like a built-in noise gate with adjustable threshold. This is a huge advantage with high-gain sounds, neatly cutting signal beyond your playing stops on the Lead channel, yet stays out of your clean tones for natural decay. The Power Tube Monitor function adds extra reliability, letting you know about power tube health, a rare and very welcome touch for touring musicians.

Sound Quality in Use

User feedback highlights one recurring theme: versatility. The E651 Blackout offers crystal-clean sounds, delivering nuanced note separation and headroom even when pushing through a large 4x12 cabinet. The clean channel, with the Bright switch engaged, leans towards classic Fender territory, clean, musical, and very responsive to right-hand dynamics.

The Lead channel shines with singing sustain and ample gain. At lower gain settings, the sound can verge on slightly harsh, but cranking it up brings out rich, punchy harmonics ideal for hard rock and metal. The EQ circuit interacts well with both channels, no dead zones, making it easy to dial in anything from scooped modern sounds to mid-heavy vintage crunch.

Gig-Ready Power and Flexibility

  • 100 watts mean you'll rarely need Master above a third to cut through in a band setting, but it maintains definition even at low volumes for home or studio practice.
  • Dual master volumes allow instant solo boosts without fumbling or external pedals.
  • External footswitching via the optional Z9 lets you make the most of all switching features, practically turning this amp into a four-voice unit with comprehensive foot control.

Players from German studios and live stages report that the amp is at ease in every role: from crisp funk rhythms to sustained metal lead work, aided by tactile response and an inspiring, "fast" feel that keeps up with intricate playing demands.

Value and Audience

At a street price of 1355 Euro, the Engl E651 Artist Blackout 100 undercuts boutique American rivals while delivering a made-in-Germany product that can go head to head with much more expensive options. It addresses both professional players looking for a reliable workhorse and demanding enthusiasts who want classic tube character but need the flexibility to cover multiple genres without being buried in menus or secondary features.

If you're after a workhorse tube amp that offers straightforward operation, modern footswitch integration, and sonic versatility within a traditional two-channel format, the E651 should be on your shortlist. The lack of built-in reverb might be a deal-breaker for some, but the powerful effects loop makes easy work of external reverbs and delays.

Conclusion

The Engl E651 Artist Blackout 100 amplifies Engl's long-standing reputation for reliability, tonal range, and build quality. It is engineered for musicians who value straightforward controls and the unmistakable response of a true tube amp. This is a serious live and studio machine, robust enough for regular touring and nuanced enough for detail-focused recording. If you need German-engineered horsepower and musical flexibility in one head, this Engl deserves a spot on your radar.

Engl E651 Artist Blackout 100, front view
9.0/ 10 overall score
$1,355current price at the retailer
Check today's price price and delivery time at the retailer Affiliate link: we may earn a commission if you buy through it. Your price does not change.

Shipping and duties

The retailer ships from its warehouse in Germany. Prices are shown in US dollars and do not include import duties. Orders under roughly $800 usually clear US customs without duty; above that, a duty of a few percent may be collected on delivery. 30-day money-back and a 3-year warranty apply.

Scores by area

Where it shines, where it stumbles

What convinced me

  • Extremely versatile with wide tonal range from bright clean to singing high-gain
  • Solid all-tube design with no semiconductors in the signal path
  • Excellent build quality, robust for live and studio use
  • Footswitchable options expand channel flexibility
  • Effective noise gate, especially on high-gain settings

What bugged me

  • No footswitch included by default
  • EQ is shared across both channels, limiting independent fine-tuning
  • Some users find distortion at low-to-mid gain a bit too harsh

Is it the right one for you?

Good pick if

Ideal for professional guitarists needing a stage and studio-ready all-tube head with a broad range of tones. Great for those who need powerful clean and lead sounds, including session players, gigging musicians, and precise home recordists. Equally well-suited for styles that demand touch sensitivity and reliability.

Look elsewhere if

Not recommended for beginners due to price and complexity, nor for players who want an ultra-simple control layout. Also less suitable for those who only need a compact, lightweight amp or demand independent EQs for every channel.
RockMetalFusion

Suggested level: Professional

Engl E651 Artist Blackout 100, $1,355Affiliate link, your price does not change.Check today's price →

Specifications

Power rating in w
100 W
Power amplifier tubes
EL34
Channels
2
Reverb
No
Footswitch
No

What other players say

User reviews highlight the amplifier's versatility and robust construction. Many mention its ability to cover a wide range of genres with both crystal-clear cleans and aggressive distortion. Its efficient noise gate and flexible channel options are praised, though some wish for separate EQs per channel. Overall satisfaction is high, with buyers feeling the price point is justified versus the competition.

5 ★
72%
4 ★
22%
3 ★
4%
2 ★
2%
1 ★
0%
Positive 85% Neutral 12% Negative 3%
This amp, though, can basically do everything! Easily a stunning all-rounder and has a distinctive Engl character.
A superb amplifier that fully meets my requirements: versatility, powerful clean sound, and great high-gain crunch.
Obviously with 100W it's very powerful but easy to dial in for low volume practice. The two master volumes are especially practical for solos.

Up close

Engl E651 Artist Blackout 100, detail 2Engl E651 Artist Blackout 100, detail 3Engl E651 Artist Blackout 100, detail 4Engl E651 Artist Blackout 100, detail 5

Watch and listen

Watch the video demo on YouTube →

Questions players ask

How many channels does the Engl E651 Artist Blackout 100 have?

It features two main channels, each with switchable gain modes, effectively providing four distinct voices when used with a footswitch.

Is a footswitch included with the amplifier?

No, the footswitch is not included and must be purchased separately. The amp supports the Engl Z9 footswitch for expanded control.

Is this amp suitable for home practice at low volumes?

Despite its 100-watt rating, the master volume controls make it manageable for lower volume settings at home, though it truly shines on stage or in the studio.

Does the amplifier have built-in reverb?

No, it does not have a built-in reverb effect.

What are the standout features for recording or live use?

The amp offers a tube-buffered FX loop, effective noise gate, two independent master volumes, and flexible outputs, making it well-suited for recording sessions and live performances.

The last word from the bench

The Engl E651 Artist Blackout 100 stands out as a truly flexible amplifier, capable of handling everything from pristine cleans to saturated lead tones. While the shared EQ may limit sound sculpting between channels, its performance and build quality make up for it. Players seeking German engineering with real-world reliability will appreciate its thoughtful features. Overall, it's a premium amp that offers value and exceptional sonic range for demanding musicians.

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Engl E651 Artist Blackout 100

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