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Monitor Audio

Platinum 300 3G

New Sealed Box Sold
Sold Sold at £6,995, similar stock arrives regularly

Monitor Audio Platinum 300 3G speakers in Black. Brand new, official factory-opened box, but never used. Only one pair available at this price. Amazing speakers with incredible body to their sound. Fabulous opportunity! (£11900 new)

Condition score
  • Stock state New Sealed Box
  • Condition score 100%, New sealed box
  • Availability Sold
  • Warranty 6 months
  • Accessories Complete, original box
Browse other pre-owned

Also available new. We sell this model brand new, boxed and under full warranty, at £11,500.

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Looking for this model? We take equipment like this in part-exchange every week, leave your details and we will call you when the next one arrives.

** Brand new, factory-opened box, but never used. **

The Platinum 300 3G represents the pinnacle of Monitor Audio’s engineering and craftsmanship, combining cutting-edge driver technology with elegant design to create a loudspeaker that sets new standards for its class. At the heart of this flagship model is a carefully balanced driver array: the MPD III high-frequency transducer delivers remarkable clarity and airiness, the dedicated 4-inch RDT III mid-range driver ensures lifelike vocal and instrumental reproduction, and the pair of powerful 8-inch RDT III bass drivers provide deep, authoritative low-frequency performance. Together, these components work in perfect harmony to produce a presentation of exceptional scale, depth, and musical realism.

As the most accomplished model in the Platinum Series 3G, the Platinum 300 3G is more than just a loudspeaker—it is a statement of uncompromising audio excellence. It creates a totally immersive soundstage that fills the listening space with a rich, three-dimensional performance, making it equally suited to high-end stereo listening or the front stage of an elite home cinema system. Every detail has been meticulously considered, from its rear-ported cabinet design that optimizes airflow and bass response, to its luxurious finish that blends seamlessly with both modern and traditional interiors.

Adding to its prestige, the cabinet is embellished with etched decorative inlays, underscoring the craftsmanship and artistry behind the design. Available in three elegant finishes—Piano Black, Piano Ebony, and Pure Satin White—the Platinum 300 3G looks as extraordinary as it sounds.

Key Features at a Glance

  • MPD III transducer for extended, detailed high frequencies
  • 4” RDT III mid-range driver delivering natural, articulate mids
  • Two 8” RDT III bass drivers for powerful, controlled low end
  • Flagship three-way loudspeaker design for full-range accuracy
  • Rear-ported enclosure enhancing bass performance
  • Immersive soundstage with scale and precision
  • Luxurious design with etched inlays and premium finishes
Platinum 300 3G