Will the Cinema 50 damage the RP-8000F II?

No. The Cinema 50 is rated for the RP-8000F II's 8 Ω load as it comes.

What impedance setting should I use for the RP-8000F II on the Cinema 50?

None: the RP-8000F II is 8 Ω, and the Cinema 50 needs no change for it.

Is the Cinema 50 powerful enough for the RP-8000F II?

More than you need. From a seat 2 m away, loud 95 dB movie peaks take about 3 W per speaker, and the Cinema 50 is rated 110 W per channel. Cinema reference level, 105 dB peaks, takes about 21 W.

Does the Klipsch RP-8000F II work with the Marantz Cinema 50?

Verdict

Yes

The RP-8000F II is 8 Ω, and the Cinema 50 is rated for speakers down to 4 Ω, so it drives them as is.

Speaker load

8 Ω speaker, rated down to 4 Ω

Power

110 W

More than you need. About 3 W gives 95 dB peaks at 2 m

How to connect them

Connect the RP-8000F II speakers to the Cinema 50's front terminals with speaker wire.
Run Audyssey MultEQ XT32 with its microphone at your seat.

Plan the RP-8000F II and Cinema 50 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

Klipsch RP-8000F II

Impedance: 8 Ω
Sensitivity: 98 dB (2.83 V, 1 m) in-room
MSRP: $800 each (MSRP, September 2026)

All RP-8000F II specs and pairings

Marantz Cinema 50

Amplifier channels: 9
Height formats: Dolby Atmos, DTS:X
Lowest speaker impedance: 4 Ω
MSRP: $2,800 each (MSRP, September 2026)

All Cinema 50 specs and pairings

Questions about the RP-8000F II and Cinema 50

Does the RP-8000F II work with the Cinema 50?: Yes. The RP-8000F II is 8 Ω, and the Cinema 50 is rated for speakers down to 4 Ω, so it drives them as is.
Will the Cinema 50 damage the RP-8000F II?: No. The Cinema 50 is rated for the RP-8000F II's 8 Ω load as it comes.
What impedance setting should I use for the RP-8000F II on the Cinema 50?: None: the RP-8000F II is 8 Ω, and the Cinema 50 needs no change for it.
Is the Cinema 50 powerful enough for the RP-8000F II?: More than you need. From a seat 2 m away, loud 95 dB movie peaks take about 3 W per speaker, and the Cinema 50 is rated 110 W per channel. Cinema reference level, 105 dB peaks, takes about 21 W.

Swap one of them

References

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

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