Polk Audio Monitor XT70 is a 2-way Passive Radiator Floor-standing speaker by Polk Audio. It was released in August 2021. It features a 1" dome Tweeter and 2 x 6.5" Bi-laminate paper Woofer. XT70 also employs two 8-inch passive radiators. The speaker has a frequency range of 35-40k Hz and a sensitivity of 86 dB. Polk XT70 has an MSRP of 698$ per pair.
XT70 also gives the user optional Dolby Atmos capability by equipping the unit with upward-firing Dolby Atmos drivers.
Room Size Suitability
The size of the room where you plan to use the Polk XT70 is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:
| Listening Environment* |
Suitability |
| Near-field | Bad |
| Small Room | Poor |
| Mid-size Room | Good |
| Large Room | Good |
| Very Large Room | Poor |
(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
Polk Audio's Monitor XT Series of Loudspeakers
XT70 is a member of Polk Audio's Monitor XT series of Passive speakers. The Monitor XT range is Polk Audio's affordable modern line of bookshelf, tower and center speakers. Below you can see the main specs of these speakers.
See all 7 Polk Audio Monitor XT models compared »
Polk Audio Monitor XT Series Speakers
Polk Audio Monitor XT Series Speakers
Frequency Response of the Polk XT70 Speaker
Polk XT70 has a Frequency response range of 35-40k Hz and Power Range of 25-200 watts. With a minimum frequency of 35 Hz, XT70 delivers deep bass that will likely satisfy most listeners, especially those who enjoy music. However, movie enthusiasts and music fans who prefer a full range of sound may still benefit from adding a subwoofer.
Here we have a comparison of how XT70's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Floor-standing Speakers
Thinking about a subwoofer for the Polk XT70?
Impedance and Sensitivity
Polk XT70's nominal impedance level is
8 ohms and has a sensitivity of
86 dB.
Sensitivity
Floor-standing Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Polk Audio Monitor XT70 is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
With a sensitivity level of only 86 dB, Polk Audio Monitor XT70 is a difficult to drive speaker from Sensitivity perspective, make sure to choose an amplifier with a high output if you like listening to your music at high volume levels. You may especially have a hard time using Tube amplifiers which are traditionally very low power compared to Class A/B or Class D amps. Work out how loud the Polk XT70 plays in your room →
What amplifier does the Polk XT70 need?
At normal listening levels in a medium room, about
19–200 W
per channel into 8 ohms.
Set your own conditions and we will rank every amplifier we cover.
Prefer to browse? Integrated amplifiers under $750, or every amplifier we cover.
Input Type
XT70 features 5-Way post type connectors. Bi-amping and Bi-wiring are not possible.
Work out what gauge speaker cable this run needs →
Polk XT70 External Dimensions and Weight
Polk XT70 has external dimensions of (Height x Width x Depth) 40-9/16 x 10-13/16 x 13-3/8inch (1031.0 x 275.0 x 340.0mm ).
Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of Polk XT70 is approximately 935.0cm2 / 144.9inch2.
To get a better perspective on the real life size of Polk XT70, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Polk XT70 Speaker Size Compared to a Compact Disc
Here we place the Polk XT70 virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.
Polk XT70 Floor-standing Speaker next to a Media Stand
Find speakers that fit your shelf or alcove → · Work out where they should sit in the room →
WeightThe Polk XT70 weighs 15.91kg / 35lbs per piece. Here is a comparison of how XT70's weight compares with the average, max and min weights in its class.
Weight
All Floor-standing Speakers
Weight
Floor-standing Speakers under $750
Cabinet type and Materials
Polk XT70 has a
Passive Radiator type cabinet and a MDF, Vinyl finish.
Available colors
Polk XT70 is available in Black.
Does the Polk XT70 come with a Grille?
XT70 comes with grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.
What's in the Box of Polk XT70?
Here are the items that are included inside the box of XT70:
- Floorstanding loudspeaker
- Grille (attached)
- Owners Manual
- Online Product Registration
Recommended Accessories
Here is a list of accessories that we think you may need for the Polk Audio Monitor XT70.
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.