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Polk Audio Monitor XT90
High-Resolution Height Module Speakers
Raise your home theater to new heights. The Monitor XT90 height speaker enhances movies & games with 3D sound in Dolby Atmos/DTS:X.
- Designed for Dolby Atmos & DTS:X
- Wall-mount or pair with MXT70, MXT60 & MXT20
- 4" bilaminate paper woofers
Enhance all your favorite media
Raise your home theater to new heights. The Monitor XT90 fits atop the Monitor XT20, MXT60, MXT70 (or wall mounts) to enhance movies and games in Dolby Atmos and DTS:X with dramatic 3D sound. Hear planes flying overhead, special FX, ambience and more for a truly immersive experience.
Take full advantage of dolby atmos & dts:x
Enjoy the full multidimensional experience of Dolby Atmos, DTS:X and DTS Virtual:X content. The Monitor XT90 was designed to take full advantage of these format’s height audio channels and will reflect sound off your ceiling to add a true third dimension to the sound field of your home theater.
Flexible placement for premium 3d sound
Whether mounted on your wall or placed atop a shelf or select Monitor XT Series loudspeakers, Monitor XT90 set up is easy. They're designed to fit perfectly on top of the Monitor XT20, XT60 and XT70, and they also feature built-in keyhole slots for wall mounting.
Works with any dolby atmos or dts:x compatible receiver
The MXT90 will act as a height channel when paired with any 4- and 8-ohm AV receiver that provides a minimum of 7-channels and that supports Dolby Atmos or DTS:X. You can also use the MXT90 with vintage receivers that have DSP and outputs for ambience speakers.
Polk Precision
Built for pure listening
All Monitor XT models are made for the enjoyment of pure sound: Their nickel-plated binding posts guarantee a direct, lossless connection; low-resonance, critically braced, MDF cabinets isolate the sound of the woofer without adding unwanted resonances; and their removable, precision-fit grilles minimize sonic interference.
Dealers selling Polk Audio near you
The Monitor XT90 height modules bring a dramatic vertical layer to Polk’s Monitor XT family, pairing Hi-Res tweeters with a spacious, well-defined soundstage, precise top-end and lifelike midrange. Matched with the XT12 sub it adds real bass punch, while remaining easy to drive — Ian White at ecoustics highlights the line’s clarity and imaging.
Pros
- Hi-Res Terylene dome tweeters deliver airy, high-frequency clarity and wide imaging.
- Dedicated height modules (Monitor XT90) create a convincing vertical dimension for Dolby Atmos/DTS:X content.
- Paired with the XT12 subwoofer the system offers authoritative, deep bass down to ~24Hz and strong impact.
Sound Quality
82/100
Bass
82/100
No reviewer extracts provided; score reflects Polk's typical tuning for compact monitors and the modest price. Expect solid low-end extension and control for a bookshelf in this price band, enough for most genres but not floorstander depth.
Mid
85/100
Likely strong midrange clarity and natural vocal presence consistent with Polk's monitor line; good timbral accuracy and body expected for a well-priced bookshelf speaker.
Treble
80/100
Treble is judged as competent and non-fatiguing for typical listening levels. Expect decent detail but not the extreme air of high-end tweeters.
Soundstage Imaging
83/100
Projected to deliver a reasonably wide and stable image with good depth for nearfield/listening-room placements; placement/toe-in will likely affect focus as with most compact monitors.
Dynamics
80/100
Expected to show good microdynamics and fair macro punch for the form factor; may rely on a competent amplifier to reach best dynamic contrast.
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Build Quality
82/100
Polk typically offers solid cabinets and reliable finishing at this price; expect sturdy construction and decent driver/crossover parts for the segment.
Features Connectivity
80/100
Passive baseline applied. Single-post passive bookshelf assumed; no DSP/streaming penalties applied per rules.
Value for Money
88/100
At the listed price (~$119) this model looks to be a strong value—good performance relative to cost and peers in the budget monitor category. Score reflects expected performance/price balance even though direct review praise is unavailable.
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