This page ranks 5 passive in-wall and in-ceiling speakers. Unlike a bookshelf pair, these mount flush inside a wall or ceiling cavity behind a paintable grille, so they disappear from the room instead of sitting on a stand. They have no built-in amp, so a receiver or external amplifier drives them, and they’re normally sold and priced per unit rather than per pair.
They’re a common choice for whole-home background audio, a home theater’s surround and height channels, or any room where floor space for a speaker isn’t available. Because the driver sits recessed behind drywall, installation depth, mounting cutout size, and the wall or ceiling cavity itself all affect the sound more than they would with a free-standing speaker, so check those dimensions against the space before buying.
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| 1 | KEF Ci3160RLM-THX | $2,299.99 | 89dB | 4 ohms | 58.6Hz | 26.5 lbs / 12kg | |
| 2 | KEF CI250RRM-THX | $2,999.99 | 89dB | 8 ohms | 51.3Hz | 13.2 lbs / 6kg | |
| 3 | KEF CI200RR-THX | $1,199.99 | 90dB | 4 ohms | 82.5Hz | 7.9 lbs / 3.6kg | |
| 4 | KEF CI130.2CR | $299.99 | 87dB | 8 ohms | 100Hz | 2.9 lbs / 1.3kg | |
| 5 | KEF CI50R | - | 82dB | 6 ohms | 170Hz | 2.2 lbs / 1.0kg |
Prices on this page were last checked September 6, 2026 at 7:27 AM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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#1 KEF Ci3160RLM-THX: $2,299.99 Amazon eBay
Pros: Independently measured by Audio Science Review on a Klippel rig to a genuine 58.6Hz at -3dB and roughly 36Hz at -10dB, with an on-axis slope of just -0.02dB per octave, essentially flat. Directivity is the most consistent of any in-wall or in-ceiling speaker in this category, with the tightest spread in its sound-power directivity index across the measured band. The rotatable, tiltable driver module (the RLM in its name) lets the tweeter and midrange aim toward the listening area even when the cabinet itself has to be installed off to one side. THX Ultra2 certified, with a 4-driver, 3-way layout: dual 6.5” woofers flanking a 6.5” Uni-Q coaxial midrange/tweeter.
Cons: At $2,299.99 each, a stereo pair runs roughly $4,600, among the most expensive options in this category. Listening-window and sound-power smoothness are moderate rather than class-leading, meaning some unevenness remains once you move off the main listening axis despite the flat on-axis trace. The 660 x 209mm cutout and 106mm mounting depth are large enough that they won’t fit inside a standard 2x4 wall stud bay without modification.
Full KEF Ci3160RLM-THX review and specifications →
| Bass Extension (-10dB) | 36Hz (measured, spinorama.org ASR data) |
|---|---|
| Bass Extension (-3dB) | 58.6Hz (measured, spinorama.org ASR data) |
| Certification | THX Ultra2 |
| Dimensions | 26.8" x 9.1" x 4.2" (680 x 230 x 105.7 mm) |
| Drivers | 2x 6.5" LF woofers, 6.5" Uni-Q coaxial midrange, 1" vented aluminum dome tweeter with MAT (rotatable/tiltable module) |
| Enclosure | Open-backed, in-wall |
| Frequency Response | 43Hz-28kHz +/-6dB (manufacturer, open-backed) |
| Impedance | 4 ohms |
| Mounting Cutout | 660mm (H) x 209mm (W) |
| Power Handling | 50-350W recommended amplifier power |
| Sensitivity | 89dB |
| Weight | 26.5 lbs / 12kg (26.4 lbs) |
- Links
- Reviews, Comparisons and Sound Samples
#2 KEF CI250RRM-THX: $2,999.99 Abt Electronics eBay
Pros: Independently measured by Audio Science Review to a genuine 51.3Hz at -3dB and roughly 23.3Hz at -10dB, the deepest bass extension of any in-wall or in-ceiling speaker in this category. It’s a THX-certified 3-way coaxial design, a 10” woofer built around a 4” Uni-Q midrange and 1” aluminum dome tweeter, deliberately voiced for the 30-60 degree off-axis angle typical of a ceiling-mounted Dolby Atmos height or surround channel rather than a straight-down listening position. Run through a receiver’s automated room correction, spinorama’s EQ-adjusted figures show its preference score climbing from 3.76 to 4.78, so it responds well to correction.
Cons: At $2,999.99 each, this is the most expensive speaker in this category. Its raw on-axis measurement trails the Ci3160RLM-THX (preference score 3.76 vs. 4.62) since the driver array is tuned for off-axis dispersion rather than a flat straight-ahead response, and its on-axis deviation averages 1.14dB, one of the roughest of the batch measured on-axis.
Full KEF CI250RRM-THX review and specifications →
| Bass Extension (-10dB) | 23.3Hz (measured, spinorama.org ASR data) |
|---|---|
| Bass Extension (-3dB) | 51.3Hz (measured, spinorama.org ASR data) |
| Certification | THX |
| Dimensions | 13.6" x 13.6" x 6.9" (346 x 346 x 175 mm) (168mm mounting depth) |
| Drivers | 10" LF woofer, 4" Uni-Q midrange, 1" vented aluminum dome tweeter with MAT (3-way coaxial) |
| Enclosure | Open-backed, in-ceiling |
| Frequency Response | 28Hz-20kHz +/-6dB (manufacturer, open-backed) |
| Impedance | 8 ohms |
| Mounting Cutout | 300mm (11.81 in) |
| Power Handling | 50-250W recommended amplifier power |
| Sensitivity | 89dB |
| Weight | 13.2 lbs / 6kg (13.2 lbs) |
- Links
- Reviews, Comparisons and Sound Samples
#3 KEF CI200RR-THX: $1,199.99 Amazon eBay
Pros: An 8” woofer paired with a 1.5” Uni-Q tweeter (crossing over at 2.2kHz) measures a genuine 82.5Hz at -3dB and roughly 30.5Hz at -10dB, respectable low-end reach for a mid-priced in-ceiling speaker. The 238mm cutout accepts a large enough driver to move real air in a family room or media room. At $1,199.99 each, it costs about half of KEF’s flagship Ci3160RLM-THX while carrying the same THX certification.
Cons: Spinorama’s measurement of this model is a lower-confidence manufacturer curve rather than an independently verified Klippel scan, so treat the extension figures as directionally useful rather than as precise as the ASR-measured entries in this category. No Harman-style preference score has been published for it.
Full KEF CI200RR-THX review and specifications →
| Bass Extension (-10dB) | 30.5Hz (measured, spinorama.org vendor data) |
|---|---|
| Bass Extension (-3dB) | 82.5Hz (measured, spinorama.org vendor data) |
| Certification | THX |
| Dimensions | 11.4" x 11.4" x 5.2" (290 x 290 x 132.6 mm) (126.5mm mounting depth) |
| Drivers | 8" woofer, 1.5" Uni-Q tweeter (2.2kHz crossover) |
| Enclosure | Open-backed, in-ceiling |
| Frequency Response | 33Hz-28kHz +/-6dB (manufacturer, open-backed) |
| Impedance | 4 ohms |
| Mounting Cutout | 238mm (9.37 in) |
| Power Handling | 10-190W recommended amplifier power |
| Sensitivity | 90dB |
| Weight | 7.9 lbs / 3.6kg |
- Links
- Reviews, Comparisons and Sound Samples
#4 KEF CI130.2CR: $299.99 World Wide Stereo eBay
Pros: A compact 158 x 158mm cutout and 82.3mm depth fit tight joist bays and shallow ceiling cavities where the larger Ci-THX models in this category won’t. At $299.99 each it’s the most affordable speaker in this category by a wide margin. The 5.25” Uni-Q driver keeps its 16mm aluminum dome tweeter coaxially centered on the woofer, so the two acoustic centers stay aligned regardless of listening position.
Cons: KEF’s own frequency response spec bottoms out at 52Hz, and the measured curve reaches only about 100Hz at -3dB and roughly 53.5Hz at -10dB, the shallowest low end among the models in this category with a THX certification, so pairing it with a subwoofer is worth planning for. It’s open-backed with only medium-quality vendor measurement data behind it, not an independently verified Klippel scan.
Full KEF CI130.2CR review and specifications →
| Bass Extension (-10dB) | 53.5Hz (measured, spinorama.org vendor data) |
|---|---|
| Bass Extension (-3dB) | 100Hz (measured, spinorama.org vendor data) |
| Dimensions | 7.6" x 7.6" x 3.2" (193.4 x 193.4 x 82.3 mm) (77.7mm mounting depth) |
| Drivers | 5.25" Uni-Q coaxial woofer with 16mm aluminum dome tweeter |
| Enclosure | Open-backed, in-ceiling |
| Frequency Response | 52Hz-20kHz +/-6dB (manufacturer, open-backed) |
| Impedance | 8 ohms |
| Mounting Cutout | 158 x 158mm |
| Power Handling | 10-80W recommended amplifier power |
| Sensitivity | 87dB |
| Weight | 2.9 lbs / 1.3kg |
- Links
- Reviews, Comparisons and Sound Samples
#5 KEF CI50R: Discontinued eBay
Pros: At just 80 x 80mm and 55mm deep, this is by far the smallest speaker in this category, small enough to fit into spaces, tight closets, cabinetry, shallow ceiling cavities, that none of the other in-wall or in-ceiling models here can reach.
Cons: No longer sold as a current KEF product; dealer listings mark it a legacy item replaced in KEF’s lineup, so buying one now means used or leftover new-old stock rather than a current retail purchase. It measures the shallowest bass extension of any speaker in this category by a wide margin, reaching only about 170Hz at -3dB and roughly 113Hz at -10dB, consistent with a small background or ambient-audio speaker rather than one built for full-range listening. Discontinued.
Full KEF CI50R review and specifications →
| Bass Extension (-10dB) | 113Hz (measured, spinorama.org vendor data) |
|---|---|
| Bass Extension (-3dB) | 170Hz (measured, spinorama.org vendor data) |
| Dimensions | 3.1" x 3.1" x 2.2" (80 x 80 x 55 mm) |
| Discontinued | Yes |
| Drivers | 2" full-range driver |
| Enclosure | Open-backed (optional rear enclosure), in-ceiling |
| Frequency Response | 125Hz-20kHz +/-6dB (manufacturer, open-backed) |
| Impedance | 6 ohms |
| Mounting Cutout | 70mm (2.76 in) with rear enclosure |
| Power Handling | 10-30W recommended amplifier power |
| Sensitivity | 82dB |
| Weight | 2.2 lbs / 1.0kg |
- Reviews, Comparisons and Sound Samples