Will the TX-NR7100 damage the Motion 35XTi?

No. The TX-NR7100 is rated for the Motion 35XTi's 4 Ω load as it comes.

What impedance setting should I use for the Motion 35XTi on the TX-NR7100?

None: the Motion 35XTi is 4 Ω, and the TX-NR7100 needs no change for it.

Is the TX-NR7100 powerful enough for the Motion 35XTi?

More than you need. From a seat 2 m away, loud 95 dB movie peaks take about 16 W per speaker, and the TX-NR7100 is rated 100 W per channel. Cinema reference level, 105 dB peaks, takes about 160 W.

Does the MartinLogan Motion 35XTi work with the Onkyo TX-NR7100?

Verdict

Yes

The Motion 35XTi is 4 Ω, and the TX-NR7100 is rated for speakers down to 4 Ω, so it drives them as is.

Speaker load

4 Ω speaker, rated down to 4 Ω

Power

100 W

More than you need. About 16 W gives 95 dB peaks at 2 m

How to connect them

Connect the Motion 35XTi speakers to the TX-NR7100's front terminals with speaker wire.
Run Dirac Live with its microphone at your seat.

Plan the Motion 35XTi and TX-NR7100 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

MartinLogan Motion 35XTi

Impedance: 4 Ω
Sensitivity: 92 dB (2.83 V, 1 m)
Recommended amplifier power: 20–250 W
MSRP: $750 each (MSRP, September 2026)

All Motion 35XTi specs and pairings

Onkyo TX-NR7100

Amplifier channels: 9
Height formats: Dolby Atmos, DTS:X
Lowest speaker impedance: 4 Ω
MSRP: $1,300 each (MSRP, August 2024)

All TX-NR7100 specs and pairings

Questions about the Motion 35XTi and TX-NR7100

Does the Motion 35XTi work with the TX-NR7100?: Yes. The Motion 35XTi is 4 Ω, and the TX-NR7100 is rated for speakers down to 4 Ω, so it drives them as is.
Will the TX-NR7100 damage the Motion 35XTi?: No. The TX-NR7100 is rated for the Motion 35XTi's 4 Ω load as it comes.
What impedance setting should I use for the Motion 35XTi on the TX-NR7100?: None: the Motion 35XTi is 4 Ω, and the TX-NR7100 needs no change for it.
Is the TX-NR7100 powerful enough for the Motion 35XTi?: More than you need. From a seat 2 m away, loud 95 dB movie peaks take about 16 W per speaker, and the TX-NR7100 is rated 100 W per channel. Cinema reference level, 105 dB peaks, takes about 160 W.

Swap one of them

MartinLogan Motion 35XTi + Marantz Cinema 70sWorks
MartinLogan Motion 35XTi + Denon AVR-X2900HNeeds a setting change
Klipsch RP-504C II + Onkyo TX-NR7100Works
Klipsch R-605FA + Onkyo TX-NR7100Works

References

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

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