Compare Subwoofer — Side-by-Side Specs
Comparing subwoofers comes down to driver size, room volume, and how clean the bottom octave needs to be. Look at -3 dB extension, port tuning frequency, CEA-2010 SPL measurements (the honest standard), and rated amplifier wattage rather than peak SPL claims. Sealed enclosures roll off more gently and are easier to EQ flat in-room; ported designs hit lower extension at higher efficiency but are less forgiving of placement. Group delay and room modes at 40–80 Hz matter more than spec sheet numbers.
Top Subwoofer Models

JBL
STAGEA120P

Bowers & Wilkins
749ISW3

SVS
PC-2000 Pro Subwoofer – 12” Driver, 550 Watts RMS – Piano Gloss Black

SVS
PB-1000 Pro Subwoofer – 12” Driver, 325 Watts RMS – Premium Black Ash

SVS
SB-1000 PRO-BLACK-ASH

SVS
SB-1000 Pro Subwoofer – 12” Driver, 325 Watts RMS – Piano Gloss Black

SVS
SB-3000 R|Evolution Subwoofer - 13" Driver, 1200 Watts RMS - Premium Black Ash

SVS
SB-5000-R

SVS
PB17-Ultra Subwoofer – 17” Driver, 2,800 Watts RMS – Piano Gloss Black

SVS
SB-3000 R|Evolution Subwoofer - 13" Driver, 1200 Watts RMS - Piano Gloss Black

DALI
SUBE-12F

SVS
3000 Micro Subwoofer – Dual 8” Drivers, 800 Watts RMS – Piano Gloss White
Popular Subwoofer Comparisons
JBL STAGEA120P
vs MartinLogan DYNAMO-IW-O
JBL STAGEA120P
vs MartinLogan DYNAMO-IW-S
Klipsch RT-12D
vs MartinLogan DYNAMO-12
Klipsch RT-12D
vs SVS SB-4000-PREMIUM-BLACK-ASH
Klipsch RT-12D
vs MartinLogan DYNAMO1600X
Definitive Technology DESCEND-DN15
vs Power Sound Audio S1812-IPAL
Definitive Technology DESCEND-DN15
vs Power Sound Audio S18NEO-M
Definitive Technology DESCEND-DN15
vs Power Sound Audio EV1813M/EV1813T
Definitive Technology DESCEND-DN15
vs Power Sound Audio TV1813DF
MartinLogan DYNAMO-10
vs Power Sound Audio 15V
Klipsch RT-10D
vs MartinLogan DYNAMO-10
Power Sound Audio S1813M
vs REL T-9X-SPECIAL-EDITION
DALI SUB E-12 F-WHITE
vs SVS PB-4000
KEF KC62-CARBON-BLACK
vs Klipsch RP-1200SW-EBONY
KEF KC62-MINERAL-WHITE
vs Klipsch RP-1200SW-EBONY
Compare Any Two Subwoofer Models
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