In this review, we will be comparing specifications of R-51M and Crystal 4.2, two Bookshelf cameras from Klipsch and Wharfedale.
Let's have a brief look at the main features of Klipsch R-51M and Wharfedale 4.2 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 Wharfedale 4.2 compares and hopefully end up with enough arguments to decide which one is better for you.
Both R-51M and Crystal 4.2 are 2-way speakers. R-51M features a 1" Tractrix Horn Tweeter and 1 5.25" Copper-spun IMG Woofer with a Crossover frequency at 1660 Hz. On the other hand, Crystal 4.2 features a 1" Soft-dome Tweeter and 1 5" Woven Kevlar Woofer .
R-51M has a frequency range of 62-21k Hz whereas Crystal 4.2 has a frequency range of 60-20k Hz.
Impedance and Sensitivity
R-51M and Crystal 4.2 has the same Impedance of 8 ohms but where they differ is the sensitivity levels. R-51M sensitivity is rated at 93 dB and Crystal 4.2's is at 88 dBd B.
R-51M has a power range of 85 watts RMS whereas Crystal 4.2 has a power range of 20-100 watts.
Input Type and Bi-Amping / Bi-Wiring
R-51M features 5-way post type posts and Crystal 4.2 has a 5-way post type posts. None of these speakers feature b-amping/bi-wiring.
Cabinet Type and Port Position
Both R-51M and Crystal 4.2 features dual binding post speaker terminals for bi-amping or bi-wiring.