HiFi Specs

A/B comparison · Speakers

Dynaudio Special Forty vs KEF R3

Specs from both manufacturer datasheets Updated May 21, 2024 Scored with 6 + 10 Amazon reviews

Dynaudio Special Forty vs KEF R3 in brief

  • Spec rows: Dynaudio Special Forty wins 1, KEF R3 wins 1, 9 tied or not compared, of 11 rows.
  • Our scores: Dynaudio Special Forty 7.1/10, KEF R3 8.3/10.
  • Dynaudio Special Forty wins: treble detail (7.5 vs 7).
  • KEF R3 wins: sound quality (8.7 vs 7.8), bass response (8.8 vs 7), midrange clarity (8.5 vs 6), design (9 vs 8.5), value for money (7.5 vs 5.5).
  • Who should buy which: Pick the Dynaudio Special Forty for treble detail. Pick the KEF R3 if sound quality, bass response, midrange clarity, design and value for money matter most.
CH A Dynaudio Special Forty

Dynaudio Special Forty

Channel A · Bookshelf · 2018
VS
CH B KEF R3

KEF R3

Channel B · Bookshelf · 2018
Dynaudio Special Forty KEF R3
20 Hz 100 1k 10k 20k
7.1/10Dynaudio 8.3/10KEF

Rows won, of 11 compared Dynaudio 1 · KEF 1 · tied or not compared 9

Datasheet · Side by side

Spec by spec

Built from both structured spec sheets. The delta chip sits on the winning side; rows with no defensible winner carry no chip.

Sound & drivers

2-way Configuration 3-way
1x 1.1" Tweeter + 1x 6.69" Mid-woofer Drivers 1x 1" Tweeter + 1x 5" Midrange + 1x 6.5" Woofer
41 Hz to 23 kHz -11 Hz deeper ±3 dB Frequency response 52 Hz to 28 kHz ±3 dB · 45 Hz to 45 kHz extended
Not published Max SPL 110 dB
Ported (Bass Reflex) Enclosure Ported (Bass Reflex)
Not published Port tuning 49 Hz

Power, electrical, physical

86 dB 2.83 V/1 m SensitivityReference not published 87 dB
6 Ω Impedance 8 Ω
Not published Amp range 15 to 180 W
361 mm · 17.9 lb Checked against the maker's own sheet, Sep 2026 Source Height · weight 419 mm
2 yr Warranty 5 yr +3 yr

A higher sensitivity figure means the same loudness from less amplifier power. Values come from each manufacturer datasheet.

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From our reviews

How it scored, paired

6 aspects, two channels

Dynaudio Special Forty KEF R3
Sound quality 7.8 8.7
Bass response 7.0 8.8
Midrange clarity 6.0 8.5
Treble detail 7.5 7.0
Design 8.5 9.0
Value for money 5.5 7.5

Each aspect is scored 0 to 10 in our reviews, against the rest of the class.

Availability

Where they stand on price

Dynaudio Special Forty

The Dynaudio Special Forty isn't sold new any more. The closest current model is the Dynaudio Emit 20.

Why this one: Similar sized 2 way bookshelf with a comparable 7 inch woofer from the current Emit range

Availability last checked May 21, 2024
KEF R3
Availability last checked May 21, 2024

We do not show live prices; price tiers are our editorial categories. As an Amazon Associate, HiFi Specs earns from qualifying purchases. Our scores and comparisons are never influenced by affiliate partners.