In this review, we will be comparing specifications of EVO4.1 and RTi A1, two Bookshelf cameras from Wharfedale and Polk Audio.
Let's have a brief look at the main features of Wharfedale EVO4.1 and Polk RTi A1 before getting into our more detailed comparison.
Let's read on the following sections in order to better understand in detail how Wharfedale EVO4.1 and Polk RTi A1 compares and hopefully end up with enough arguments to decide which one is better for you.
Both EVO4.1 and RTi A1 are 2-way speakers. EVO4.1 features a 1.1875 x 2.375" AMT (Ribbon) Tweeter and 1 5" Kevlar Woofer . On the other hand, RTi A1 features a 1" silk polymer composite Dome Tweeter and 1 5.25" Polymer composite Woofer with a Crossover frequency at 1900 Hz.
EVO4.1 has a frequency range of 58-22k Hz whereas RTi A1 has a frequency range of 60-26k Hz.
Impedance and Sensitivity
EVO4.1 and RTi A1 has the same Impedance of 8 ohms but where they differ is the sensitivity levels. EVO4.1 sensitivity is rated at 87 dB and RTi A1's is at 89 dBd B.
EVO4.1 has a power range of 25-100 watts RMS whereas RTi A1 has a power range of 20-125 watts.
Input Type and Bi-Amping / Bi-Wiring
Both EVO4.1 and RTi A1 features dual binding post speaker terminals for bi-amping or bi-wiring.
Cabinet Type and Port Position