Monitor Audio Platinum 100 3G
Monitor Audio’s Platinum 100 3G pairs unexpectedly deep, controlled bass with a spacious, sharply focused soundstage and silky, revealing treble. HIFI.DE admired its relaxed musicality and room-filling scale, while StereoNET United Kingdom highlighted articulate vocals, rhythmic grip and composure from intimate levels to serious volume.
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Deliciously Crispy
Sound Quality
94/100
Build Quality
95/100
Value for Money
89/100
Pros
Delivers unusually deep, textured and tightly controlled bass for a compact stand-mount speaker.
Creates a broad, stable and convincingly detached soundstage with strong image placement.
Combines crisp, detailed treble and expressive vocal resolution without hardness or glare.
Premium, inert cabinet construction and luxurious finish are consistently praised.
Cons
Its premium price is a significant consideration for a stand-mount design.
The 85 dB, 4-ohm design benefits from a capable, powerful amplifier and careful positioning.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 94/100
Reviewers describe an unusually full-range, highly controlled presentation for a compact stand-mount, combining powerful low end with a refined and communicative midrange. Its spacious, stable imaging and detailed but non-fatiguing treble make it especially persuasive for attentive music listening, while it retains composure as volume rises.
Bass
93/100
For a 6-inch ported stand-mount, bass output is repeatedly described as unexpectedly deep, room-filling and powerful. HIFI.DE was struck by the deep bass arriving as a "blanket" in the room, while StereoNET found it deep, textured and clearly controlled even at modest volume.
Mid
95/100
The midrange earns unusually emphatic praise for clarity, texture and emotional communication. StereoNET calls it seamless and exceptionally eloquent with vocal detail, while HiFi.nl highlights rich tonal edges, audible breath sounds and an absence of sharpness.
Treble
95/100
The MPD tweeter is praised for combining fine detail, crisp attack and openness with real smoothness. HIFI.DE found voices gentle yet highly resolved, and StereoNET heard plenty of bite and shine without hardness, edginess or glare.
Soundstage Imaging
95/100
Spatial performance is a standout: reviewers consistently report a broad, convincingly detached soundstage with stable, sharply located images. HIFI.DE notes that even busy arrangements retain their structure and placement, while HiFi.nl particularly praises the way the presentation extends beyond the cabinets.
Dynamics
94/100
StereoNET reports absolute control over tempos, strong rhythmic drive and clearly expressed dynamic contrasts. It also found the speaker retained tonal balance, stage definition and midrange composure when played louder, while preserving frequency information at low levels.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
95/100
The cabinet and finish receive uniformly lavish praise. HIFI.DE calls the construction impeccable and highlights the flawless 16-layer lacquer finish, while HiFi.nl found the substantial cabinet notably inert and free from vibration; StereoNET likewise describes the speaker as beautifully constructed.
Value for Money
89/100
At roughly €5,500 per pair, this is clearly a premium-priced compact loudspeaker, and HIFI.DE explicitly flags the high price. Even so, StereoNET considers it among the most engaging options pound-for-pound, suggesting that its performance and finish make a persuasive case against similarly ambitious stand-mount rivals.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
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Specifications
- System Format
- 2-Way
- Frequency Response, Free-Field (-6dB)
- 37 Hz – 60 kHz
- Frequency Response, In-Room (-6dB)
- 28 Hz – 60 kHz
- Sensitivity (2.83 Vrms @ 1m, Free-Field)
- 85 dB
- Nominal Impedance
- 4 Ohms
- Minimum Impedance (20 Hz to 20 kHz)
- 4.0 Ohms @ 180 Hz
- Continuous Power Handling (RMS into 4 Ohms, Pink Noise with 6dB Crest Factor)
- 150 W
- Recommended Amplifier Power (RMS into 4 Ohm, Music Signal)
- 75 – 300 W
- Bass Alignment
- Ported
- Port Tuning Frequency
- 44 Hz
- Crossover Frequency
- LF/HF: 2.85 kHz
- Drive Unit Complement
- 1 x 6" RDT III bass driver, 1 x MPD III tweeter
- External Dimensions including Trims, Terminals & Outrigger Feet & Spikes (H x W x D)
- 398 x 225 x 325.6 mm (15.6 x 8.8 x 12.8")
- External Dimensions including Trims, Terminals & Outrigger Feet without spikes (H x W x D)
- N/A
- Weight (each)
- 15.2 kg (33 lb 8 oz)
- Warranty
- 5 years
Manufacturer's Description — Monitor Audio
The Platinum 100 3G is a compact 2-way speaker that features an MPD III transducer and a 6” RDT III mid-bass driver cone. It offers an utterly compelling listening experience from a relatively small cabinet.
Features at a glance:
MPD III transducer | 6” RDT III mid-bass driver | Exceptional listening experience | Rear-ported | Mount points for the previous Platinum 2G Stand | Directly compatible with the new ST-2 Universal Stand | Perfect for smaller high-performance music set-ups | Embellished with etched inlays | Available in Piano Black, Piano Ebony and Pure Satin White
Objects of Desire.
The Platinum 100 3G is engineered to deliver a truly exceptional listening experience from a relatively diminutive loudspeaker. With its new RDT III mid-bass driver cone and MPD III transducer, the Platinum 100 3G has been significantly improved over the previous generation, and sound is presented with a purity and precision that makes for an astoundingly engaging experience.
The speaker also includes mount points for the previous Platinum 2G Stand and the new ST-2 Universal Stand
Verified Dealers
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Authorized dealers for Monitor Audio Platinum 100 3G
- Absolute Audio - Canada — in-store — Calgary, Alberta, Canada (website)
- Acton Gate Audio — online and in-store — Cymru, United Kingdom (website)
- Advance Audio — in-store — Wichita, Kansas, United States (website)
- AES — in-store — Mitte, Hessen, Germany (website)
- Alen Audio — in-store — Extramurs, Comunidad Valenciana, Spain (website)
- Alex Audio Video — in-store — Sofia, Sofia City Province, Bulgaria (website)
- All Elite Audio — online and in-store — Perry Hall, Maryland, United States (website)
- Alpha High End — online and in-store — Brasschaat, Vlaams Gewest, Belgium (website)
- Alpha Stereo — in-store — Plattsburgh, New York, United States (website)
- Ambiance Concert — in-store — Angers, Pays de la Loire, France (website)
and 180 more verified dealers