Area to cover is 580sqft would say around 5,800cubft. Mostly for Movies, Fronts alrdy using Klipsch, not planning to play super loud to wake neighbour or tear down the wall. Considering both sealed and ported sub
Klipsch R-115SW
The Reference R-115SW subwoofer is the perfect combination of power, sophisticated and heart-pounding bass. Packing a serious punch, the R-115SW will not only wake your neighbors, it'll piss them off. The way only Klipsch can.
Features:
15" spun-copper Cerametallic woofer
All-digital amplifier delivers 800 watts of dynamic power
Front-firing slot port with exclusive internal flare technology.
L/R line-level/LFE RCA inputs for compatibility with most receivers
For a simple wireless connection, add an optional Klipsch WA-2 Wireless Subwoofer Kit
Dimensions: 21.5" H x 19.5" W x 22.3" D
Brushed black polymer veneer cabinet with satin painted plinth
SVS PB-16ULTRA
An unrelenting passion for awesome bass performance and engineering perfection guided every aspect of the SB16-Ultra subwoofer’s design. Groundbreaking technology, rigorous design and extreme testing in real world and laboratory environments allowed SVS to achieve massive output levels, extreme low frequency extension, near-perfect frequency response accuracy, and pinpoint transient response. The culmination of all SVS design advancements, SB16-Ultra represents the greatest leap forward in performance and innovation since the inception of subwoofers.
QUICK SPECS
16"DRIVER
1500 watts RMS (5000+ watts peak)AMPLIFIER
16-460Hz ±3 dBFREQ. RESPONSE
20" (H) 19.5" (W) 20.1" (D)DIMENSION
122 lbsWEIGHT
Subwoofer Choice