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KEF Q350

Bookshelf speaker · Q Series series · Discontinued

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The KEF Q350 is an 8 Ω bookshelf speaker rated 87 dB (2.83 V, 1 m), with a recommended 15–120 W amplifier. Of the 29 receivers and amps in our catalogue, 29 are rated to drive it.

$800 a pair (MSRP, August 2025)

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Receivers and amplifiers for the Q350

Each pairing is checked by our compatibility engine: the speaker's impedance against the amplifier's rated minimum, and height decoding for height speakers. Whether it plays loud enough depends on how far you sit, which the 3D editor works out for your room.

Rated to drive it (29)

Q350 specifications

Impedance8 Ω
Sensitivity87 dB (2.83 V, 1 m)
Low end63 Hz
Drivers1 × 25 mm, 1 × 165 mm
Size8×14×12 in
Recommended amplifier power15–120 W
Weight7.6 kg (16.8 lb)
MSRP$800 a pair (MSRP, August 2025)

Every value comes from the sources under References, last retrieved September 15, 2026. To check it against the rest of your system, use the compatibility checker.

Questions about the Q350

What receiver do I need for the Q350?
One rated for 8 Ω speakers. In our catalogue, Denon AVR-S570BT, Emotiva BasX A-700 and Yamaha RX500A are rated to drive it.
Is the Q350 4 ohm or 8 ohm?
The KEF Q350 has a nominal impedance of 8 Ω. Use a receiver or amplifier rated down to 8 Ω or lower.
How much power does the Q350 need?
KEF recommends an amplifier of 15–120 W. Its sensitivity is 87 dB (2.83 V, 1 m). How much of that you use depends on how far you sit and how loud you listen, which the 3D editor works out for your room.
How low does the Q350 go?
The KEF Q350 is rated down to 63 Hz. Below that, a subwoofer takes over; where the bass actually lands depends on your room's modes.
How big is the Q350?
The KEF Q350 measures 210 × 362 × 306 mm (8.3 × 14.3 × 12 in, width × height × depth) and weighs 7.6 kg (16.8 lb).

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References

  1. KEF Q350: Owner's manual, assets.kef.com, retrieved September 15, 2026
  2. KEF Q350: Manufacturer product page, web.archive.org, retrieved September 15, 2026

Brand names are trademarks of their owners. Not affiliated with or endorsed by any manufacturer. 3D models are our approximations. Prices are manufacturer list prices (MSRP) as of the month shown. How we earn from buy links: affiliate disclosure.