Does the KEF Q750 work with the Onkyo TX-NR6100?

Verdict
Yes

The Q750 is 8 Ω, and the TX-NR6100 is rated for speakers down to 4 Ω, so it drives them as is.

Speaker load
OK
8 Ω speaker, rated down to 4 Ω
Power
100 W
More than you need. About 21 W gives 95 dB peaks at 2 m

How to connect them

  1. Connect the Q750 speakers to the TX-NR6100's front terminals with speaker wire.
  2. Run AccuEQ with its microphone at your seat.

Plan the Q750 and TX-NR6100 in your own room.

Draw your room in 3D, place both, and see every connection checked and how loud they play at your seat. Designing is free.

Build it in your room

The specs that decide it

KEF Q750

Impedance
8 Ω
Sensitivity
88 dB (2.83 V, 1 m)
Recommended amplifier power
15–150 W
MSRP
$900 each (MSRP, January 2025)
All Q750 specs and pairings

Onkyo TX-NR6100

Amplifier channels
7
Height formats
Dolby Atmos, DTS:X
Lowest speaker impedance
4 Ω
MSRP
$799 each (MSRP, May 2025)
All TX-NR6100 specs and pairings

Questions about the Q750 and TX-NR6100

Does the Q750 work with the TX-NR6100?
Yes. The Q750 is 8 Ω, and the TX-NR6100 is rated for speakers down to 4 Ω, so it drives them as is.
Will the TX-NR6100 damage the Q750?
No. The TX-NR6100 is rated for the Q750's 8 Ω load as it comes.
What impedance setting should I use for the Q750 on the TX-NR6100?
None: the Q750 is 8 Ω, and the TX-NR6100 needs no change for it.
Is the TX-NR6100 powerful enough for the Q750?
More than you need. From a seat 2 m away, loud 95 dB movie peaks take about 21 W per speaker, and the TX-NR6100 is rated 100 W per channel. Cinema reference level, 105 dB peaks, takes about 201 W.

Swap one of them

References

  1. KEF Q750: Owner's manual, assets.kef.com, retrieved September 15, 2026
  2. KEF Q750: Manufacturer product page, web.archive.org, retrieved September 15, 2026
  3. Onkyo TX-NR6100: Spec sheet, assets.onkyo-av.com, retrieved September 15, 2026
  4. Onkyo TX-NR6100: Retailer listing, web.archive.org, retrieved September 15, 2026

Specs verified against the manufacturer's published data. Last checked September 15, 2026.

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