Klipsch Capitol Heresy III is a 3-way Passive Acoustic Suspension Floor-standing speaker by Klipsch. It was released in 2017. It features a 1" Tractrix horn Tweeter, 1 x 1.75" Midrange and 1 x 12" Fiber-composite Woofer. The speaker has a frequency range of 58-20k Hz and a sensitivity of 99 dB. Klipsch Heresy III has an MSRP of 2346$ per pair.
Klipsch's Heritage Series of Loudspeakers
Heresy III is a member of Klipsch's Heritage series of Passive speakers. The Heritage range are Klipsch's iconic hand-built American speakers, including the Cornwall, Heresy and horn-loaded La Scala, some in production for decades. Below you can see the main specs of these speakers.
See all 10 Klipsch Heritage models compared »
Klipsch Heritage Series Speakers
Klipsch Heritage Series Speakers
Frequency Response of the Klipsch Heresy III Speaker
Klipsch Heresy III has a Frequency response range of 58-20k Hz and Power Range of 100 watts. With a minimum frequency of 58 Hz, Heresy III delivers moderate bass depth so depending on your use case, you might want to consider adding a subwoofer to your system.
Here we have a comparison of how Heresy III'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 Klipsch Heresy III?
Among the speakers in our database with a max MSRP price of 3000$ (Pair), these are the 5 Passive Floor-standing speakers that have the deeper bass levels than the Klipsch Heresy III's 58Hz:
Impedance and Sensitivity
Klipsch Heresy III's nominal impedance level is
8 ohms and has a sensitivity of
99 dB.
Sensitivity
Floor-standing Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Klipsch Capitol Heresy III is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
99dB of the Klipsch Capitol Heresy III is considered a high sensitivity compared to average stereo speaker which makes Heresy III an easy to drive from Sensitivity perspective. If you are planning to power your speaker with a Tube amp which are generally very low power, the Klipsch Heresy III will be a good choice. Work out how loud the Klipsch Heresy III plays in your room →
What amplifier does the Klipsch Heresy III need?
At normal listening levels in a medium room, about
0.9–60 W
per channel into 8 ohms.
Set your own conditions and we will rank every amplifier we cover.
Prefer to browse? Integrated amplifiers under $3,000, or every amplifier we cover.
Input Type
Heresy III has 5-way post type connectors and lets bi-amping/bi-wiring. Bi-wiring can enhance the overall transparency of your loudspeakers by using separate speaker wires for the low and high-frequency drivers from a single amplifier. Bi-amping, on the other hand, involves using separate amplifiers for the high and low-frequency drivers, potentially resulting in a greater dynamic range and reduced distortion.
Work out what gauge speaker cable this run needs →
Klipsch Heresy III External Dimensions and Weight
Klipsch Heresy III has external dimensions of (Height x Width x Depth) 23-7/8 x 15-1/2 x 13-7/16inch (607.0 x 394.0 x 342.0mm ).
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 Klipsch Heresy III is approximately 1347.5cm2 / 208.9inch2.
To get a better perspective on the real life size of Klipsch Heresy III, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Klipsch Heresy III Speaker Size Compared to a Compact Disc
Here we place the Klipsch Heresy III virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.
Klipsch Heresy III 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 Klipsch Heresy III weighs 20.00kg / 44lbs per piece. Here is a comparison of how Heresy III's weight compares with the average, max and min weights in its class.
Weight
All Floor-standing Speakers
Weight
Floor-standing Speakers under $3000
How does the Klipsch Heresy III compare to the Klipsch Heritage Heresy IV?
One of the natural alternative to the Klipsch Heresy III is the Heresy IV which is located one step higher in Klipsch's Passive Floor-standing selection.
Here is a scaled size comparison of these two speakers to give you an idea how their external dimensions compare:
Comparison image of Klipsch Heresy III and Klipsch Heresy IV Size and External Dimensions
Check the Detailed Comparison of Klipsch Heresy III vs Heresy IV for more details.
Cabinet type and Materials
Klipsch Heresy III has a
Acoustic Suspension type cabinet and a MDF/Wood veneer finish. Acoustic Suspension loudspeakers aka Sealed speakers have no openings such as ports or slots.. They can be designed smaller, the bass is more accurate and tighter compared to ported designs but doesn't go as low on the lower end in general.
Speaker Feet
Klipsch Heresy III comes with the parts below which you can use to secure your loudspeaker on the surface that you are putting on:
- Base riser (installed)
- 4 Self-adhesive rubber feet
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.
Available colors
Klipsch Heresy III is available in Blonde Cherry.
Does the Klipsch Heresy III come with a Grille?
Heresy III 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 Klipsch Heresy III?
Here are the items that are included inside the box of Heresy III:
- Floor-standing loudspeaker
- Detachable grille (installed)
- Base riser (installed)
- 4 Self-adhesive rubber feet
- Owners Manual
- Congratulations letter
- Klipsch brochure
Recommended Accessories
Here is a list of accessories that we think you may need for the Klipsch Capitol Heresy III.
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.