In this review, we will be comparing specifications of R-51M and RP-500M, two Bookshelf speakers by Klipsch.
Let's have a brief look at the main features of Klipsch R-51M and Klipsch RP-500M before getting into our more detailed comparison.
Let's read on the following sections in order to better understand in detail how Klipsch R-51M and Klipsch RP-500M compares and hopefully end up with enough arguments to decide which one is better for you.
Drivers
Both R-51M and RP-500M are 2-way speakers. R-51M features a 1" Tractrix Horn Tweeter , a " Midrange and 1 x 5.25" Copper-spun IMG Woofer with a Crossover frequency at 1660 Hz. On the other hand, RP-500M features a 1" Tractrix Horn Tweeter , a " Midrange and 1 x 5.25" Cerametallic Woofer with a Crossover frequency at 1500 Hz.
Frequency Response
R-51M has a frequency range of 62-21k Hz whereas RP-500M has a frequency range of 48-25k Hz.
Low Frequency
Bookshelf Speakers
High Frequency
Bookshelf Speakers
Impedance and Sensitivity
R-51M and RP-500M has the same Impedance of 8 ohms and their sensitivity is also same at 93 dB dB.
Sensitivity
Bookshelf Speakers
Power Range
R-51M has a power range of 85 watts RMS whereas RP-500M has a power range of 75 watts.
Input Type and Bi-Amping / Bi-Wiring
R-51M features Single binding posts type posts and RP-500M has a Single binding posts type posts. None of these speakers feature bi-amping/bi-wiring.
Cabinet Type and Port Position
Both R-51M and RP-500M have a back firing ports.
Physical Specs
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 Klipsch R-51M's and Klipsch RP-500M's external dimensions. Klipsch R-51M has external dimensions of 338.0mm x 178.0mm x 215.0mm ( 13.3inch x 7.0inch x 8.4inch ) whereas Klipsch RP-500M has external dimensions of 343.0mm x 173.0mm x 241.0mm ( 13.5inch x 6.8inch x 9.4inch ) .
Klipsch R-51M is 5mm shorter and 26mm less deeper than Klipsch RP-500M but it is also 5mm wider.
Below you can see the front view size comparison of Klipsch R-51M and Klipsch RP-500M.
Comparison image of Klipsch R-51M and Klipsch RP-500M Size and External Dimensions