Buchardt S400 MKII is a 2-way Passive Passive Radiator Bookshelf speaker by Buchardt. It features a 0.74" aluminum waveguide Tweeter and 1 x 6" paper Woofer. Buchardt S400 MKII also employs one 5x8-inch passive radiators. The speaker has a frequency range of 33-40k HZ and a sensitivity of 88 dB. Buchardt S400 MKII has an MSRP of 2200$ per pair.
What size of room is the Buchardt S400 MKII speaker good for?
The size of the room in which you are planning to use the Buchardt S400 MKII is an important decision factor. Here we have evaluated its suitability to various sizes of environments considering its size and max power parameters:
| Listening Environment* |
Suitability |
| Near-field | Poor |
| Small Room | Average |
| Mid-size Room | Good |
| Large Room | Average |
| 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.)
Buchardt replaced the older Buchardt S400 with this model. Follow the link to read our detailed comparison of these models:
Compare Buchardt S400 MKII vs Buchardt S400
What are the speakers in Buchardt's Passive Series?
Buchardt S400 MKII is a member of Buchardt's Passive series of Passive speakers. Below you can see the main specs of these speakers.
Buchardt Passive Series Speakers
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What is the Frequency Response of the Buchardt S400 MKII speaker?
Buchardt S400 MKII has a Frequency response range of 33-40k HZ at ±3dB and Power Range of 40-200 watts. At a minimum frequency of 33 Hz, Buchardt S400 MKII will provide a deep bass that will probably satisfy majority of listeners, especially for music. Movie lovers and music listeners who like to experience a full range response will still benefit from the use of a subwooofer though.
To focus on the subwoofers that are in a similar price range with Buchardt S400 MKII, check out the Powered Subwoofers under $3000. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how Buchardt S400 MKII'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
As you can see from the chart, Buchardt S400 MKII with its 33 Hz features the lowest Low Frequency level among the Bookshelf speakers in our database, promising a very good bass range.
What is the Crossover frequency of Buchardt S400 MKII?
The Crossover frequency of the Buchardt S400 MKII is set to 1800Hz. 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.
Buchardt S400 MKII Crossover is set to 1800Hz
What are the Impedance and Sensitivity of the Buchardt S400 MKII? Is it an easy-to-drive speaker?
Buchardt S400 MKII's nominal impedance level is
4 ohms and has a sensitivity of
88 dB.
Sensitivity
Bookshelf Speakers
Nominal Impedance of 4 Ohms means that the Buchardt S400 MKII is a difficult to drive speaker from nominal Impedance perspective, make sure that you choose an amplifier than can provide 4 Ohms for this speaker.
Many AVRs (audio/video receiver) in the market may have difficulty when the speakers dip below the 4 Ohms levels (this may cause clipping or even physical damage), so we recommend to not pair the Buchardt S400 MKII with an AVR but use an Integrated Amplifier instead.
Sensitivity
88dB of Buchardt S400 MKII 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 Buchardt S400 MKII:
Input Type
Buchardt S400 MKII features type connectors. Bi-amping and Bi-wiring are not possible.
Buchardt S400 MKII Back View
Buchardt S400 MKII External Dimensions and Weight
Buchardt S400 MKII has external dimensions of (Height x Width x Depth) 14.4 x 7 x 11inch (365.0 x 180.0 x 280.0mm ).
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 Buchardt S400 MKII is approximately 504.0cm2 / 78.1inch2.
To get a better perspective on the real life size of Buchardt S400 MKII, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Buchardt S400 MKII Speaker Size Compared to a Compact Disc
Here we place the Buchardt S400 MKII virtually next to a standard width amplifier and turntable on a BDI Octave Media Cabinet to get a better idea about the size.
Buchardt S400 MKII Speaker next to an amplifier and turntable
WeightThe Buchardt S400 MKII weighs 7.50kg / 16.5lbs per piece. Here is a comparison of how Buchardt S400 MKII's weight compares with the average, max and min weights in its class.
Weight
All Bookshelf Speakers
Weight
Bookshelf Speakers under $3000
Cabinet type and Materials
Buchardt S400 MKII has a
Passive Radiator type cabinet.
Available colors
Buchardt S400 MKII is available in Black, White, Walnut, Rosewood and Light Oak.
Wall Mounting
Buchardt S400 MKII doesn't sport any built-in mounting bracket, so you need an external structure to mount it on walls.
Speaker Stands
Buchardt sells a dedicated speaker stand for the Buchardt S400 MKII with a model name
Buchardt Stands. You can check the latest price and availability of these stands at
B&H PHOTO and
Amazon.
Buchardt Stands Speaker Stands for Buchardt S400 MKII
Does the Buchardt S400 MKII come with a Grille?
Buchardt S400 MKII 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.
Buchardt S400 MKII with Grille
Sales, Return and Warrant Policy
Buchardt sells its speakers only via its
official website and doesn't use any dealers. Eliminating the middleman helps the company to keep the costs down. Shipping is free anywhere in the world (including all tax and import costs) for orders over 850 Euros. They have a 45-days return period, you can decide to return the product for any reason but there is a 100/200 Euro return fee (Please check their official website for most up to date information).
Official Product Page
Official manufacturer's product page for the Buchardt S400 MKII speaker can be found below:
Official Product Page for Buchardt S400 MKII
Warranty
10 years of parts warranty and 10 years of labor warranty is generally provided by the manufacturer.
Buchardt S400 MKII Lifestyle