Choose subwoofer for your room: Polk Audio PSW505 vs Polk Audio PSW125

The main advantage of the PSW505 is its high nominal output power – compare its 250 W with 150 W that outputs the PSW125. The PSW505 maximal output power is 480 W and the PSW125 maximal output power is 300 W.
The main advantage of the PSW125 is its flexibility in terms of the blending. However, both models output the deep, clean bass sound.
The Polk Audio PSW125 vs Polk Audio PSW505 performance comparison shows that the PSW125 has a wider crossover frequency range – 60-160 Hz, while the crossover range of the PSW505 is 60-125 Hz. The frequency response of the PSW505 is 25-160 Hz, while the PSW125 has the response range from 32 to 225 Hz.
The PSW505 is magnetically shielded, which makes this subwoofer 100% safe for other equipment, like TVs or monitors.
The Polk Audio PSW505 vs Polk Audio PSW125 adjusting features comparison shows that both models allow you controlling volume, crossover frequency, and phase switching. These models have the auto on/off feature. Both subwoofers were built using high-grade DSPs which make the output sound deep and clean.
Design
The Polk Audio PSW505 vs PSW125 design comparison shows that these models have many common features. They have 12-inch drivers. These models are front-firing. The PSW125 has a down-firing port. The woofers are made of polymer, while the bodies are made of MDF, so they are light and rigid enough to exclude any resonance.
All the dials, switches and ports are located on the back panel. Both models have line level and speaker level ports.
The PSW505 was designed using the Klippel Distortion Analyzer technology. The Dynamic Balance Woofer Design helps to achieve accurate sound reproduction.
The dimensions are 18.2x15.2x16.2 in. for the PSW505 versus 16.5x16.2x19.3 in. for the PSW125. The weight is 43 and 40.1 lbs. respectively.
Polk Audio PSW505 pros & cons
- The output sound is clean and deep. It does not get distorted when you set the volume too high.
- Easy to adjust the subwoofer to make it blend with other speakers.
- Some customers state that this model can be unreliable – it may work less than 2 years (amplifier issues).
- It may be not a perfect option for audiophiles.
- It is quite big.
Polk Audio PSW125 pros & cons
- It is quite loud (it is good for small rooms) and the output sound is free of any distortion or unnecessary rattling.
- This model is not very unreliable – some customers get a popping noise after 2 years of exploitation. It may fail completely after 2 years of using.