Mordaunt Short MS-40i Floorstand Speakers Made in UK

RM1,690.00

The Mordaunt-Short MS40i is the flagship floorstanding model in the 1995 Music Series (MS ‘i’ range). Designed and manufactured in the UK, it was intended to deliver full-range performance at an affordable price, combining high sensitivity with an easy 8-ohm load that suits both vintage and modern amplifiers.

Specifications

Specification Details
Type 2-way floorstanding loudspeaker
Enclosure Bass reflex (rear port)
Drivers 2 × 170 mm (6.5–7″) paper cone bass/mid drivers
Tweeter 25 mm (1″) soft dome
Frequency response 45 Hz – 20 kHz
Nominal impedance 8 Ω
Sensitivity 90 dB (1 W/1 m)
Recommended amplifier power 20–120 W
Crossover 2-way passive network
Dimensions (W × H × D) 225 × 820 × 271 mm
Weight Approximately 13–15 kg each
Finish Black Ash or Rosewood vinyl veneer

Cabinet and construction

The MS40i uses a rigid MDF cabinet with internal bracing and a rear reflex port to extend bass response. Two bass/mid drivers share the low-frequency workload, increasing cone area while keeping distortion low at higher listening levels. The 25 mm soft-dome tweeter is crossed over smoothly, giving a balanced transition from the midrange to the treble. Mordaunt-Short’s crossover design emphasizes good phase integration and a natural tonal balance rather than an exaggerated “hi-fi” sound.

Sound quality

The MS40i has a classic British sound: warm, balanced, and easy to listen to over long sessions. The twin bass drivers provide respectable low-frequency extension into the mid-40 Hz region, producing satisfying bass weight for rock, jazz, and orchestral music without becoming boomy. The midrange is smooth and natural, making vocals and acoustic instruments sound convincing and lifelike.

Treble is clean and refined rather than overly bright. Stereo imaging is stable, with a wide soundstage when the speakers are positioned at least 20–30 cm from the rear wall. Their 90 dB sensitivity makes them easy to drive, allowing even modest amplifiers to achieve good dynamics while maintaining low distortion.

Amplifier matching

The MS40i pairs particularly well with amplifiers that have a smooth, musical presentation, including:

  • NAD 3020
  • Rotel RA-840BX4
  • Luxman R-1040
  • Marantz PM6007
  • Accuphase P-600 (with a suitable preamplifier)

Strengths

  • High 90 dB sensitivity; easy to drive.
  • Warm, full-bodied bass with good extension.
  • Natural, detailed midrange for vocals.
  • Smooth, non-fatiguing treble.
  • Excellent value in the used market.
  • Solid cabinet construction with good imaging.
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