PSI Audio A25-M
PSI Audio’s A25-M marries studio-grade transparency with inviting tonal ease: deep, detailed bass, smooth controlled treble and remarkably quick transients bring classical, jazz and rock alive. Tom Martin found its instrumental separation, dynamic snap and layered depth especially compelling—a powerful active three-way for listeners who want resolution without sterility.
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Deliciously Crispy
Sound Quality
93/100
Build Quality
80/100
Value for Money
91/100
Pros
Deep, detailed bass reaches into the low 30Hz region in-room while retaining realistic mid-bass definition.
Balanced, smooth treble preserves transient life and controls high-frequency glare without an etched character.
Excellent instrumental separation, depth and fast transient response make dense classical works and rim shots easy to follow.
Cons
Hard-left and hard-right images can seem tied to the cabinets, creating a somewhat U-shaped soundstage.
Voices sit slightly behind the mix, and the ported bass carries a small degree of blur.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 93/100
The A25-M is described as an unusually transparent yet musically engaging active monitor, able to make both excellent and imperfect recordings satisfying. Review listening found strong tonal balance, low distortion, vivid instrumental colour and an ease with demanding material that extends from classical music to rock and jazz.
Bass
93/100
Bass reaches impressively deep for this large stand-mount format: the reviewer measured a 26Hz in-room -3dB point and heard solid output into the low 30Hz region. Midbass is detailed and realistic, though it is described as slightly elevated from 40Hz to 80Hz, with a small amount of port-induced blur.
Mid
93/100
The midrange is a major strength, with clear voices, convincing octave-to-octave balance and singers that remain effortless as level rises. Vocal placement is slightly recessed rather than forward, which the reviewer felt could sound more believable but will remain a matter of taste.
Treble
94/100
Treble is reported as balanced, smooth and highly controlled even on recordings prone to high-frequency glare or 'zing.' Transients retain their life and upper-midrange detail without becoming etched, giving the speaker substantial clarity without fatigue.
Soundstage Imaging
91/100
Reviewers heard excellent instrumental separation, stable central images and substantial depth extending well behind the speakers. Images are portrayed as compact, well-positioned sound objects, although performers panned hard left or right can seem tied to the cabinets and make the stage somewhat U-shaped.
Dynamics
94/100
The A25-M delivers notable dynamic punch, with rim shots and other difficult transients said to have excellent snap. Its fast rise and settling behaviour preserves the life of attacks without turning them into an exaggerated or aggressive presentation.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
80/100
The available reviews identify the A25-M as a substantial active three-way design with dedicated amplification and individually measured response, but provide little direct commentary on cabinet finish, hardware quality or long-term durability. The engineering features are clearly extensive, though hands-on construction assessment is limited.
Value for Money
91/100
At $13,798 per pair in the reviewed red finish, the A25-M sits in a premium segment, but the reviewer notes that its built-in amplification offsets the need for a separate $2,000-$4,000 power amplifier. It was considered competitive with favoured sub-$10,000 speakers while offering more vividness, lower distortion and an especially successful blend of tonal beauty and engagement.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
Online Reviews & Mentions
Forum Mentions
No forum mentions found yet
Specifications
- Potential peak power
- 330 + 130 + 55 W
- Continuous max SPL@1 m
- 111 dB
- Short term max. SPL@1m
- 114 dB
- Peak max. SPL@1m
- 124 dB
- Signal to noise ratio (S/N)
- 102 dBA
- Bandwidth at -6dB
- 28-23'000 Hz
- SPL tolerances
- ±1.2 dB
- Phase tolerances
- ± 45 (180 Hz – 20 kHz) deg
- Dispersion (H x V)
- 80 x 40 deg
- System
- 3 ways
- Crossover frequency
- 400, 3'300 Hz
- Woofer ext. diam.
- 290 mm
- Woofer ext. diam.
- 11.4 in
- W. diaphragm diam.
- 210 mm
- W. diaphragm diam.
- 8.3 in
- Tweeter ext. dim.
- 100 mm
- Tweeter ext. dim.
- 3.9 in
- T. diaphragm diam.
- 27 mm
- T. diaphragm diam.
- 1.06 in
- Dimensions W x H x D
- 320 x 590 x 380 mm
- Dimensions W x H x D
- 12.6 x 23.3 x 15.0 in
- Net Weight
- 27.2 Kg
- Net Weight
- 59.9 lbs
- Input connector
- 1 x XLR F / 3P
- Warranty
- 5 (+1) years
Manufacturer's Description — PSI Audio
A25-M
The most accurate 3-way studio monitor ever
A brand new and innovative midrange driver entirely developed and manufactured in-house brings the A25-M even closer to absolute perfection. Imagine hearing sound as naturally as in real life. The speakers disappear, you trust what you hear and let your ears work with total confidence. That’s what you get with the A25-M!
AVAILABLE ONLY THROUGH OUR CUSTOM PRO PARTNERS.
The A25-M is PSI Audio’s flagship three-way active studio monitor, designed for professionals and serious enthusiasts who demand the highest level of accuracy, imaging, and neutrality in their listening environment. With breakthrough driver technology and a fully analog signal path, the A25-M delivers sound so true to the source that the speakers seem to disappear – letting you focus on what matters most: your mix.
At the heart of the A25-M is an innovative Extended Dome Driver (EXD)-based midrange developed entirely in-house, combining the strengths of dome and cone designs to achieve higher SPL with lower distortion and exceptional coherence across the mid frequencies. This advanced three-way architecture provides a flat frequency response from 28 Hz to 23 kHz and a remarkably stable and lifelike stereo image – ideal for critical listening, mastering, and immersive audio work.
- Power: 330 + 130 + 55 W
- Frequency Range: 28 Hz – 23 kHz
- Peak max. SPL@1m: 124 dB
- Typical listening distance: 1.3 to 4 m
- 100% Analog – No DSP
- Flat Frequency response
- Perfect stereo image
- Handmade tweeter
- Handmade midrange driver (EXD)
- Class G/H amplifiers
- Individually calibrated
- 5+1 years warranty
- Handmade in Switzerland
This loudspeaker seems to be capable of effortlessly making audible the strong emotional expression in the music, the passion of a performance and the expertise of an experienced engineer, more clearly than many other loudspeakers to which I would still award a quality certificate without hesitation. I think it is indeed the precision of the A25-M that can present musical creativity and technical perfection in productions as a distinguishing feature with its fine dynamics.
Fritz Fey, Studio Magazin Germany
WHERE PRECISION MEETS PERFORMANCE.
Designed, calibrated and built in Switzerland, the A25-M combines advanced driver technology with a 100% analogue signal path to achieve reference-grade neutrality. Its controlled dispersion and phase coherence create a soundstage you can trust – whether mixing, mastering or producing immersive content.
A25-M TECHNICAL DATA
For studio monitors, flatness is fundamental: you don’t want “smiley-face” tuning (e.g. boosted bass and treble) that might sound pleasant but misrepresents the mix. Flat response helps you judge balance, EQ, and spatial placement properly.
Every PSI Audio monitor is individually measured and calibrated in our full-size anechoic chamber.
We fine-tune each unit by hand until it reaches the exact linear frequency response defined in our reference curves.
Your monitor ships with its personal measurement sheet — a unique fingerprint of its precision and a guarantee of uncompromising Swiss-made accuracy.
A25-M – WHO IS IT FOR?
The A25-M is the real thing, its immaculate reproduction easily qualifies this speaker for every application that requires absolute accuracy – particularly mastering and sophisticated mixing.
Since the A25-M plays back source material with such natural clarity, it is also perfectly suited for particularly demanding personal listening environments.
Provided enough room to allow an appropriate listening distance, the A25-M can be used for pretty much everything.
HANDMADE IN SWITZERLAND
All our products are handcrafted in Switzerland with passion and attention to detail.
Manufacturing by hand allows to match and adjust components so that tolerances cancel each other out instead of building up, as is often the case in industrial production.
CHOOSE YOUR COLOUR
Choose between Studio RedMetal Black and Pure White
Cabinets are manufactured with great care and attention from the choice of the wood all the way through to the paintwork.
WHAT OUR USERS SAY
I use my pair of A25-M as the primary monitors every day. They bring a clarity to the sonic picture that I struggle to hear with any other monitors. I know that I can always trust them to get an accurate translation anytime I pull up a new mix or mastering session.
Jarin Bressler – Cider Mountain Studio
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Authorized dealers for PSI Audio A25-M
- The Audio Association — in-store — Anaheim, California, United States (website)
- 3mA Audio — online and in-store — Houston, Texas, United States (website)
- Audio Freak — Germany (website)
- Audiofeel — in-store — Doetinchem, Gelderland, Netherlands (website)
- Auditorium — in-store — Hamburg-Mitte, Hamburg, Germany (website)
- B&H Photo — online and in-store — New York, New York, United States (website)
- Class A Audio — in-store — Notting Hill, Victoria, Australia (website)
- Farnsworth Audio — in-store — Draper, Utah, United States (website)
- Frank Harvey - Hi-Fi Excellence — online and in-store — Coventry, England, United Kingdom (website)
- Hi Fi Mansion — in-store — Rivas-Vaciamadrid, Comunidad de Madrid, Spain (website)
and 21 more verified dealers