Focal: what they publish

In this database16 headphones
Figures from their own material15 of 16
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This page does not review anything Focal makes. It counts one thing: how much of what this database says about their products came out of their own documents, and how much had to be worked out or left blank.

Where each sensitivity figure came from

ModelImpedanceSensitivitySource of the figure
Azurys26 Ω100.0 dB/mWPublished per mW
Celestee35 Ω105.0 dB/mWPublished per mW
Clear55 Ω104.0 dB/mWPublished per mW
Clear MG55 Ω104.0 dB/mWPublished per mW
Clear MG (2021)55 Ω104.0 dB/mWPublished per mW
Clear MG Pro55 Ω104.0 dB/mWPublished per mW
Clear MG Professional55 Ω104.0 dB/mWPublished per mW
Elear80 Ω104.0 dB/mWPublished per mW
Elegia35 Ω105.0 dB/mWPublished per mW
Elex (Drop)80 Ω104.0 dB/mWNot published
Hadenys26 Ω100.0 dB/mWPublished per mW
Lensys Professional26 Ω100.0 dB/mWPublished per mW
Listen Professional32 Ω107.1 dB/mWConverted from per volt
Stellia35 Ω106.0 dB/mWPublished per mW
Utopia80 Ω104.0 dB/mWPublished per mW
Utopia 202280 Ω104.0 dB/mWPublished per mW

Impedance is almost always printed. Sensitivity is the one that goes wrong, because a decibel figure means two very different things depending on whether it is per milliwatt or per volt — about five decibels apart at 300 Ω and eighteen at 16 Ω. The conversion is here.

  • Published per mW — 14: the maker prints a decibel figure per milliwatt, which is what the database stores
  • Converted from per volt — 1: the maker prints a figure per volt, converted here with dB/mW = dB/V − 10·log10(1000/Z)
  • Not published — 1: no sensitivity figure in anything the maker published

What the paperwork adds up to

Almost everything this site says about Focal came from them. That is not the normal case and it is worth saying out loud.

The rule used here is the same for every maker and is described on the manufacturer index. Every figure behind it can be opened on the product page it came from, with the document it came from linked.