Electrocompaniet ECI 6 MKII INTEGRATED AMPLIFIER
The ECI 6 MKII pairs organic warmth with genuine resolution, delivering open mids, accurate timbre and commanding bass control without listener fatigue. Audiophilia found its spacious, composed presentation capable of driving a broad range of loudspeakers loudly and cleanly, making this muscular analogue integrated a particularly persuasive high-end value.
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Deliciously Crispy
Sound Quality
94/100
Build Quality
82/100
Features Connectivity
83/100
Value for Money
95/100
Pros
Warm, organic voicing retains strong detail, resolution and accurate instrumental and vocal timbre.
Excellent bass transient control, note definition and decay, with clean composure at high listening levels.
Spacious imaging and fine ambient retrieval reveal convincing acoustic depth.
Strong value: the reviewer judged its fatigue-free performance to exceed its asking price.
Cons
The unusual rod-and-LED volume control can feel fussy compared with a conventional large rotary knob.
It does not match the ultimate effortless headroom of substantially more expensive, higher-powered integrated amplifiers.
WATT RECOMMENDS
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 94/100
Review listening impressions describe a powerful yet organic Class A/B amplifier that combines warmth with genuine resolution and strong speaker control. It is particularly praised for natural timbre, fatigue-free musical flow, authoritative bass, and an open, spatially convincing presentation.
Transparency Resolution
93/100
Audiophilia says the ECI 6 MKII gets out of the way and lets music flow through unfettered, while stressing that its warmth does not come at the expense of detail or resolution. The review also notes a detailed, open midrange and the ability to reveal small ambient details, including birds at the back of a church recording.
Tonal Balance Musicality
95/100
The amplifier is repeatedly characterized as organic, warm, detailed, and fatigue-free rather than overtly soft or dark. Accurate instrumental and vocal timbre, along with a believable sense of performers in real acoustic spaces, are central strengths.
Dynamics
94/100
The ECI 6 MKII impressed with bass-drum transients, note definition, decay, and excellent low-frequency control. The reviewer reports no desire for greater power and considers it capable of driving all but the most demanding loudspeakers.
Soundstage Imaging
92/100
On orchestral and choral material, the amplifier unraveled the reverberant space of Atlanta Symphony Hall while maintaining a balanced presentation. Fine rear-stage ambience was also clearly audible on church recordings, pointing to strong depth and spatial retrieval.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
82/100
The review identifies discrete Class A input circuitry, a Class A/B output stage, and an improved power supply, all of which suggest serious engineering. Reviewers say little about chassis execution, controls, fit and finish, or long-term durability.
Features Connectivity
83/100
The available information confirms a balanced input and a home-theater input, useful inclusions for a primarily analogue integrated amplifier. No DAC, streaming platform, phono stage, headphone output, or broader digital connectivity is identified in the supplied material.
Value for Money
95/100
At $6,200, Audiophilia considers the ECI 6 MKII to play well above its asking price. That assessment is reinforced by praise for its broad loudspeaker compatibility, refined voicing, and powerful, controlled performance.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
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Specifications
- Preamplifier section
- Input impedance (Balanced input): 47Kohm Maximum input level: 10 Volt RMS Noise floor (1Vrms, 20 - 20 kHz, balanced): -135 dB THD + N (1Vrms, 20 - 20 kHz, balanced): <0.004% Gain (Balanced): 0 dB
- Amplifier section
- Output Impedance: < 0,02 Ohm Frequency response: 1 – 150 kHz Channel separation: > 120 dB THD (20 - 20 kHz): < 0.004% Maximum peak current: >100A Damping factor 8 ohm load: >350 I Input sensitivity 120W output: 1.3Vrms Input sensitivity HT 120W output: 1Vrms Gain HT Input: x36 (31 dB)
- Rated output power
- 8 ohms: 2 x 125 W 4 ohms: 2 x 200 W 2 ohms: 2 x 370 W
- Power consumption
- 110 W Standby: 1W
- Dimensions
- Width: 470 mm / 18.3 inches Depth (with a speaker terminals): 430 mm / 16,9 inches Height: 128 mm / 5 inches Weight: 20,5 Kg / 45 lbs.
Manufacturer's Description — Electrocompaniet
The new ECI 6 MKII is a powerful integrated amplifier equipped with 4 analogue inputs. The ECI 6 MKII offers 2 x 125 Watts and is based on the successful ECI 5 MK II. To enhance it, we have equipped the ECI 6 MKII with an even better power supply and a more sophisticated preamplifier module. As a result we can offer you an extremely substantial and dynamic amplifier, capable of controlling a wide range of speakers on the market.
The new ECI 6 MKII is a powerful integrated amplifier equipped with 4 analogue inputs. The ECI 6 MKII offers 2 x 125 Watts and is based on the successful ECI 5 MK II. To enhance it, we have equipped the ECI 6 MKII with an even better power supply and a more sophisticated preamplifier module.
As a result we can offer you an extremely substantial and dynamic amplifier, capable of controlling a wide range of speakers on the market.
Verified Dealers
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Authorized dealers for Electrocompaniet ECI 6 MKII INTEGRATED AMPLIFIER
- Altitudo Audio — online and in-store — Winnipeg, Manitoba, Canada (website)
- Area Hifi — online and in-store — L'Eixample, Comunidad Valenciana, Spain (website)
- Audio Art Cable — online and in-store — San Diego, California, United States (website)
- Audio Elation — in-store — Lolo, Montana, United States (website)
- Audio Solutions — online and in-store — Indianapolis, Indiana, United States (website)
- Audio Tempel — online and in-store — Zwolle, Overijssel, Netherlands (website)
- Audiocompagniet — online and in-store — Odense C, Denmark (website)
- Audiogears — in-store — Casalecchio di Reno, Emilia-Romaña (website)
- audioharmonia — in-store — Bouliac, Nouvelle-Aquitaine, France (website)
- AUIDOtrend — in-store — Kraków, Województwo małopolskie, Poland (website)
and 52 more verified dealers