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KEF Q350

Q Series · Discontinued

The KEF Q350 is a bookshelf speaker with 8 Ω impedance and 87 dB sensitivity. Every receiver and amp in our catalogue can drive it.

Impedance
8 Ω
What the receiver must be rated for
Sensitivity
87 dB
Higher is louder per watt
Amplifier power
15–120 W
KEF's recommendation
Bass extension
63 Hz
How low it plays

$800 a pair (MSRP, August 2025)

Check it with your receiverSee it in your room
3D model of the KEF Q350

Drag to turn it. Built from the published dimensions, not a photo.

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Used on eBay

Which receivers and amps can drive it?

What decides it is impedance: the Q350 is 8 Ω, and the receiver or amp has to be rated for that.

  • Works

    Receivers and amps rated for 8 Ω

    29 in our catalogue

In its price range

All 29 receivers and amps we checked

Works29

Which center speaker matches it?

For the closest tonal match as voices move across the front, pick a center from the same Q Series.

Plan your room around the Q350.

Draw your room in 3D, place the Q350 and see how they sound at your seat, with every connection to your receiver checked. Designing is free.

Build it in your room

Q350 specifications

Impedance
8 Ω
Sensitivity
87 dB (2.83 V, 1 m)
Low end
63 Hz
Drivers
1 × 25 mm, 1 × 165 mm
Size
8×14×12 in
Recommended amplifier power
15–120 W
Weight
7.6 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.