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 Reference 4C Meta is a passive center speaker that cost around 8000USD .

  • Quality of the measurement data is medium .
  • Origin of the data is KEF.
  • Format of the data is a scanned image .
  • Sensitivity: 88.7dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 46.5Hz (resp. 32.9Hz).
  • Reference level is normalised to 0.6dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.7dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.63 and would be 8.09 with a perfect subwoofer.
      • Details: NBD: ON 0.371, LW 0.256, SP 0.32, PIR 0.282; SM: SP0.973, PIR0.94; LFQ 0.936, LFX 31Hz
    • Tonality (Preference) Score is 7.24 with an EQ and would be 8.57 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.283, LW 0.194, SP 0.246, PIR 0.191; SM: SP0.972, PIR0.933; LFQ 0.936, LFX 29Hz
  • Note: Data computed by KEF is precise above 300Hz, the on axis is corrected below that. The other curves are interpolated below 300Hz and are not very precise.
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ