In this review, we will be comparing Model Three and RP-400M, two Passive Bookshelf speakers from KLH and Klipsch. Let's have a brief look at the main features of KLH Model Three and Klipsch RP-400M first before getting into our more detailed comparison.
In the following sections, we will get into details in order to better understand how KLH Model Three and Klipsch RP-400M compares and hopefully end up with enough arguments to decide which one of these loudspeakers is the better choice for you.
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Both Model Three and RP-400M are 2-way speakers. Model Three features a 1" Aluminum Tweeter and 1 x 8" Pulp-Paper Cone Woofer with a Crossover frequency at 1600Hz. On the other hand, RP-400M features a 1" Tractrix Horn Tweeter and 1 x 4" Cerametallic Woofer with a Crossover frequency at 1500Hz.
Model Three has a frequency range of 46-20k Hz whereas RP-400M has a frequency range of 52-25k Hz. With a minimum frequency of 46Hz, the Model Three can go significantly deeper on the low side and provide stronger bass compared to the RP-400M's min frequency of 52Hz.
Below graphs depict how these two speakers compare with the max, min and average values of the Min and Max Frequencies of other speakers under Bookshelf class in our database.
Impedance and Sensitivity
Model Three is a 6 ohms speaker compared to RP-400M which has a nominal impedance of 8 ohms. These two speakers also have different sensitivity levels. Model Three sensitivity is rated at 88 dB and RP-400M's is at 93 dB. This 5 dB difference makes Klipsch RP-400M a more sensitive speaker compared to KLH Model Three, hence will play louder with the same amount of watts.
Model Three has a power range of 30-150 watts RMS whereas RP-400M has a power range of up to 50 watts.
Input Type and Bi-Amping / Bi-Wiring
Model Three features Single binding posts type posts and RP-400M has a Single binding posts type posts. None of these speakers feature bi-amping/bi-wiring.
Size of a speaker can sometimes become an important decision factor due to space constraints or in some cases purely for esthetic reasons. In this section, We are going to compare KLH Model Three's and Klipsch RP-400M's external dimensions. KLH Model Three has external dimensions of 482.0 x 311.0 x 267.0mm ( 19.0 x 12.25 x 10.5inch) whereas Klipsch RP-400M has external dimensions of 298.0 x 144.0 x 191.0mm ( 11.7 x 5.6 x 7.5inch) .
KLH Model Three is clearly the larger of the two speakers. Its body is 167mm wider, 184mm taller and 76mm deeper than Klipsch RP-400M.