Hi-Fi SpeakerOverreview

Klipsch RP-600M II

The Klipsch that critics called refined and near-neutral — and that some owners still find too bright, too lean or too soft.

44 sourcesUpdated
$450 / pairTypical US price per pair

Score aggregates reviewer opinions across topics.

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Klipsch RP-600M II

The short version

What to know.

A passive two-way standmount with a horn-loaded tweeter. Erin's Klippel data shows one of the more linear Klipsch designs, with a preference score of about 5.4–5.6 (7.6–7.8 with a subwoofer), good horizontal directivity, a weaker vertical window and a treble lift above about 8 kHz. Reviewers agree most on its soundstage, its dynamics and how easy it is to drive: it played well from 2–5 W tube and class-A amps. But its sensitivity measures about 86 dB anechoic, well below the 94.5 dB Klipsch quotes from an in-room, half-space method. Bass is full for the size to about three-quarters of the weighted sources, with room to spare in small rooms; others want a subwoofer. The sound itself splits people. About 42% of the weight hears a refined, near-neutral voicing, 45% a lively, forward, bright-leaning Klipsch sound, and 13% a warm or soft one. Treble divides the same way, with 'smooth' ahead of 'bright' and a small 'dull' camp. The midrange draws the widest split: natural to some, recessed or thin to others, too forward to a few. Value is strong at today's ~$450 pair price and more debatable at the $650–750 launch price.

About this product

The second-generation Reference Premiere RP-600M from 2022, a passive standmount sold as a pair. It has a larger horn, a redesigned woofer and new binding posts. Not the 2018 RP-600M, the smaller RP-500M II, or the Reference Premiere III RP-6103M that replaces it from October 2026. It needs an external amplifier.

Klipsch's Reference Premiere line is how most people meet the company's horn-loaded sound without buying a Heritage speaker. The RP-600M II, launched in 2022, reworked the popular 2018 RP-600M. It has a larger 90 × 90° Tractrix horn around a 1-inch titanium tweeter, a new 6.5-inch Cerametallic woofer with Faraday rings, a braced MDF cabinet with a rear Tractrix port, and aluminium bi-wire terminals. It launched at $649–749 a pair and now sells for about $450 as Klipsch clears stock for the Reference Premiere III.

Most reviewers called it the most even-handed Klipsch yet: lively and big-sounding, with a wide soundstage, and easy to drive even from a few watts. Owners are less united. Some hear the old Klipsch brightness, some a lean or recessed midrange, and a few a softer top end than the original's. Klipsch's own sensitivity figure is an in-room number that anechoic measurement doesn't reach.

A good fit for

  • Low-power amplifiers, including small tube and class-A designs, in small-to-medium rooms
  • Listeners who want a big, lively, dynamic sound with a wide soundstage — rock, pop and movies especially
  • Buyers who can find it near today's ~$450 clearance price
  • Stands 1–3 ft from the wall, with room to experiment with toe-in and grilles
  • 2.1 systems, where a subwoofer covers the bottom octave and the room below 60–80 Hz

Think twice if

  • You're sensitive to bright or forward treble and your amp and room are already on the lively side
  • You mostly listen to acoustic jazz, strings and vocals and want a soft, delicate midrange
  • The speakers have to sit against a wall or be wall-mounted
  • You want deep bass without a subwoofer in a large room
  • You'd rather wait for reviews of the Reference Premiere III RP-6103M that replaces it

The reviewer consensus

Agreement &
disagreement.

4 / 12topics divide opinion
2 Strong agreement6 Mostly agree4 Divided opinions

Common ground7

  • It is the most linear Klipsch standmount measured so far: preference score about 5.4–5.6 (7.6–7.8 with a subwoofer), against 4.4 for the first RP-600M on the same rig.
  • The soundstage is wide and deep, and the horn gives it good horizontal dispersion (about ±50–60°).
  • Dynamics and punch are its strongest trait, from low listening levels up to loud playback in large rooms.

Points of contention6

  • Tonality: refined and near-neutral (about 42% of the weight) versus lively, forward and bright-leaning (about 45%), with a small warm or soft camp (about 13%).
  • Midrange: natural and clearer than the original (43%), recessed or coloured (41%), or pushed too far forward (16%).
  • Treble: smooth and tamed (48%), still bright or fatiguing (39%), or dull next to the first RP-600M (12%). Amp, grilles and toe-in run through every camp.

A closer listen.

12 topics · 4 divided
Left: criticalRight: positiveTighter lines: more agreement

Tonality

Leans positiveDivided opinions
Reviewer sentiment18 supporting sources
CriticalNeutralPositive

Band: opinion spread · Dot: weighted average

Sources split three ways. The biggest single block of weight — Erin's Klippel data, Stereophile, Andrew Robinson, STEREO and several owners — hears a Klipsch that is refined and close to neutral. An equally large but more diffuse group hears the familiar lively, forward, bright-leaning house sound. StereoNet likes it that way ('a Marmite loudspeaker'), eCoustics and HiFi Trends say it needs careful amp matching, and some Crutchfield owners found it bright and fatiguing. A smaller camp hears it as warm or soft instead: Qobuz, with the pair directly on a sideboard, and a Crutchfield owner who compared it with PSB and ELAC speakers. Amplifier and toe-in come up again and again as the deciding variables.

Measured

Erin's Klippel data (grille off) holds the listening window within about ±2.8 dB from 300 Hz to 5 kHz, with a treble boost starting around 8 kHz; the grille-on data scores slightly lower overall. spinorama.org's preference score is 5.64 (7.77 with a subwoofer), against 4.44 for the first RP-600M on the same rig. STEREO's lab calls the response 'recht ausgewogener' (fairly balanced).

vs. listeners — The measurements support 'more neutral than past Klipsches' but not 'neutral': the on-axis rise above 8 kHz is real. Erin suggests toeing the speakers about 20° outward or using the grilles to tame it. Most of the 'bright' reports don't say how the speakers were aimed.

Where it splits
Refined and close to neutral — the most even-handed Klipsch yet.42%

“One of the more neutral Klipsch speakers I’ve listened to and the data shows reasonable linearity.”

Erin's Audio Corner (Klippel NFS, grille off)
Lively, forward and bright-leaning — still the Klipsch house sound, loved or not.45%

“It is a fair way away from being called 'neutral', but that's not necessarily a bad thing.”

John Pickford, StereoNet (Naim NAIT CX3 and Leak TL12 Plus, grilles off)
Warm and soft — relaxed rather than bright.13%

“The tone isn’t the most faithful we’ve ever heard, though the warm signature sound that Klipsch has opted for never gets tiring to listen to.”

Alban Amouroux, Qobuz Magazine (on a sideboard, Elac DPA-2)
Link to this topic

The hardware

Specifications.

Checked

Design

Type
Passive bookshelf / standmountneeds an amplifier
Enclosure
Ported, rear port
Cabinet
MDF, internally braced; ebony or walnut vinyl

Drivers

Drivers
1 × 6.5″ cone woofer (Cerametallic cone with Faraday rings) + 1 × 1″ tweeter (titanium LTS vented tweeter, hybrid Tractrix horn)6.5″ woofer + 1″ tweeter

Acoustic

Frequency response
44 Hz – 25 kHz (±3 dB)
Sensitivity
94.5 dB (2.83V / 1m)
Impedance
8 Ω nominal

Amplification & connections

Bi-wire
Yes

Physical

Mounting
cork pads on the base
Weight
8,200 g per speaker
Dimensions
202 × 330 × 400 mm

Klipsch measures sensitivity in half-space, as an in-room figure; anechoic lab data puts it near 86 dB. Manufacturer-published figures, not measurements · from assets.klipsch.com, klipsch.com.

Follow the evidence

Sources 44

1–6 of 44 sources

Read with context

Limitations & method.

As of

What to keep in mind 6

  1. This is where opinion stood in September 2026. Klipsch is clearing the RP-600M II for the Reference Premiere III RP-6103M, which nobody has reviewed yet, so stock may be thin and the newer model is worth watching.

  2. Speakers depend on the room more than anything, so we name each source's setup where it gave one. 'Needs a subwoofer' and 'no subwoofer needed' can both be true, depending on room size and wall distance.

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