In this review, we will be comparing specifications of S20 and Diamond 220, two Bookshelf cameras from Polk Audio and Wharfedale.
Let's have a brief look at the main features of Polk S20 and Wharfedale 220 before getting into our more detailed comparison.
Let's read on the following sections in order to better understand in detail how Polk S20 and Wharfedale 220 compares and hopefully end up with enough arguments to decide which one is better for you.
Both S20 and Diamond 220 are 2-way speakers. S20 features a 1" Terylene high-res dome Tweeter and 1 6.5" Mica-reinforced polypropylene Woofer . On the other hand, Diamond 220 features a 1" Dome Tweeter and 1 5" Woven Kevlar Woofer with a Crossover frequency at 2200 Hz.
S20 has a frequency range of 39-40k Hz whereas Diamond 220 has a frequency range of 56-20k Hz.
Impedance and Sensitivity
S20 and Diamond 220 has the same Impedance of 8 ohms but where they differ is the sensitivity levels. S20 sensitivity is rated at 88 dB and Diamond 220's is at 86 dBd B.
S20 has a power range of 20-125 watts RMS whereas Diamond 220 has a power range of 25-100 watts.
Input Type and Bi-Amping / Bi-Wiring
Diamond 220 features Post posts which makes bi-amping or bi-wiring possible. S20 has a 5-way post which doesn't feature b-amping/bi-wiring.
Cabinet Type and Port Position