Notice

Warning

We have multiple measurements for this speaker. Click here to see the default one (which is higher quality if we have one measurement better than the others).

What we know about the measurement:

KEF R3 is a passive bookshelves speaker that cost around 1400USD for a pair .

  • Quality of the measurement data is unknown .
  • Origin of the data is KEF.
  • Format of the data is a scanned image .
  • Sensitivity: 86.6dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 69.6Hz (resp. 41.0Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.6dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-60.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-50.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.39 and would be 8.16 with a perfect subwoofer.
      • Details: NBD: ON 0.336, LW 0.293, SP 0.258, PIR 0.248; SM: SP0.948, PIR0.886; LFQ 0.67, LFX 37Hz
    • Tonality (Preference) Score is 7.01 with an EQ and would be 8.58 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.268, LW 0.228, SP 0.245, PIR 0.203; SM: SP0.964, PIR0.94; LFQ 0.842, LFX 33Hz
  • Link to original Review: asr review. Links to other reviews: eac review , yt review , white_paper review .
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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