Polk Audio TSi100 is a 2-way Passive Bass Reflex Bookshelf speaker by Polk Audio. It features a 1" Dome Tweeter and 1 x 5.25" Organic Fiber Woofer. The speaker has a frequency range of 61-24k Hz and a sensitivity of 89 dB. Polk TSi100 has an MSRP of 149$ per pair.
Room Size Suitability
The size of the room where you plan to use the Polk TSi100 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 | Average |
| Small Room | Good |
| Mid-size Room | Average |
| Large Room | Poor |
| Very Large Room | Bad |
(* 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 TSi Series of Loudspeakers
TSi100 is a member of Polk Audio's TSi series of Passive speakers. Below you can see the main specs of these speakers.
Polk Audio TSi Series Speakers
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Frequency Response of the Polk TSi100 Speaker
Polk TSi100 has a Frequency response range of 61-24k Hz at ±3dB and Power Range of 20-100 watts. With a minimum frequency of 61 Hz, it is hard to expect a strong bass response from TSi100 so depending on your use case, using a subwoofer will significantly help to widen the response range.
To focus on the subwoofers that are in a similar price range with Polk TSi100, check out the Powered Subwoofers under $300. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how TSi100's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Bookshelf Speakers
High Frequency
Bookshelf Speakers
Crossover frequency of the Polk TSi100?
The Crossover frequency of the TSi100 is set to 2500Hz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower-frequency signals are sent to the woofer by the crossover component.
Impedance and Sensitivity
Polk TSi100's nominal impedance level is
8 ohms and has a sensitivity of
89 dB.
Sensitivity
Bookshelf Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Polk Audio TSi100 is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
89dB of the Polk Audio TSi100 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.
Check the amplifiers that are in a similar price range to the Polk TSi100:
Input Type
TSi100 features Pair of 5-way Binding Posts - Gold-Plated type connectors. Bi-amping and Bi-wiring are not possible.
Polk TSi100 External Dimensions and Weight
Polk TSi100 has external dimensions of (Height x Width x Depth) 11.0 x 7.0 x 10.1inch (279.4 x 177.8 x 259.0mm ).
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 TSi100 is approximately 460.5cm2 / 71.4inch2.
To get a better perspective on the real life size of Polk TSi100, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Polk TSi100 Speaker Size Compared to a Compact Disc
Here we place the Polk TSi100 virtually next to a standard width amplifier and turntable on a BDI Octave Media Cabinet to get a better idea about the size.
Polk TSi100 Speaker next to an amplifier and turntable
WeightThe Polk TSi100 weighs 4.53kg / 10lbs per piece. Here is a comparison of how TSi100's weight compares with the average, max and min weights in its class.
Weight
All Bookshelf Speakers
Weight
Bookshelf Speakers under $300
How does the Polk TSi100 compare to the Polk Audio TSi200?
One of the natural alternative to the Polk TSi100 is the TSi200 which is located one step higher in Polk Audio's Passive Bookshelf selection.
Here is a scaled size comparison of these two speakers to give you an idea how their external dimensions compare:
Comparison image of Polk TSi100 and Polk TSi200 Size and External Dimensions
Check the Detailed Comparison of Polk TSi100 vs TSi200 for more details.
Cabinet type and Materials
Polk TSi100 has a
Bass Reflex type cabinet and a Wood-grain vinyl finish. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
Speaker Feet
Polk TSi100 comes with
8 Self-adhesive rubber feet which you can use to secure your loudspeaker on the surface that you are putting on. It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.
Port Position
Polk TSi100 is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe.
Available colors
Polk TSi100 is available in Black and Cherry.
Wall Mounting
TSi100 has Keyhole mounting bracket that makes it possible to mount on walls and similar surfaces easily.
Does the Polk TSi100 come with a Grille?
TSi100 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 TSi100?
Here are the items that are included inside the box of TSi100:
2 Black bookshelf speakers Detachable cloth grille (installed) 8 Self-adhesive rubber feet Owner's Manual Wall-Mount template Online registration sheet Polk Audio product brochure
Recommended Accessories
Here is a list of accessories that we think you may need for the Polk Audio TSi100.
- Speaker Cable and Connectors
- Vibration Isolators: IsoAcoustics isolators more affordable options too.
- Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.
- Speaker Stands: Stands bring your bookshelf speakers to ideal height (rule of thumb is to have the tweeter level with your ear in your listening position), helps stability and acoustical isolation.
User's Manual
For more information about how to setup, use and maintain the Polk Audio TSi100, use the direct link below to download the official manual document:
Download User Manual for Polk TSi100
Official Brochure
Here is a link to download the official brochure for the Polk Audio TSi100 speaker:
Official Brochure for Polk TSi100
Official Product Page
Official manufacturer's product page for the Polk Audio TSi100 speaker can be found below:
Official Product Page for Polk TSi100
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.