MartinLogan Dynamo 1600X vs SVS PB-1000 PRO

Last updated: September 19, 2026

Short answer: the Dynamo 1600X for power, the SVS PB-1000 PRO for deep ported extension. The sealed 15-inch Dynamo brings 900W RMS and 1800W peak for forceful, clean, tight low bass, though its 121.5 dB mid-range output and $1606.77 price are the tradeoffs. The 12-inch ported PB-1000 PRO uses 325W RMS to reach a guttural 17Hz low extension.

MartinLogan Dynamo 1600X vs SVS PB-1000 PRO

What the MartinLogan Dynamo 1600X gets right: Sealed 15-inch with 900W RMS, 1800W peak delivers forceful clean tight low bass. The tradeoff: Ported design room integration needs, mid-range 121.5 dB output, and $1,607 price.

On the SVS PB-1000 PRO side: Ported 12-inch with 325W RMS delivers guttural low extension to 17Hz.

Buy the MartinLogan Dynamo 1600X. It is rated higher for sound quality, and saving $757.77 with the SVS PB-1000 PRO does not make up for the sound-quality gap.

Still deciding? The full Subwoofers rankings cover every ranked option.

Buy the SVS PB-1000 PRO at Amazon ($849.00) →

Specifications Side By Side

MartinLogan Dynamo 1600X SVS PB-1000 PRO
Price$1,606.77$849.00
Ranked#2 of 145 in Medium Home Subwoofers (30-75 lbs)#37 of 145 in Medium Home Subwoofers (30-75 lbs)
Enclosuresealedported, front
Output SPL at 15 Hz86.2 dB96.0 dB
Output SPL at 20 Hz99.4 dB104.2 dB
Output SPL at 25 Hz103.9 dB110.3 dB
Output SPL at 31.5 Hz111.7 dB110.7 dB
Output SPL at 40 Hz118.4 dB113.6 dB
Output SPL at 50 Hz121.0 dB116.1 dB
Output SPL at 63 Hz121.8 dB117.4 dB
Output SPL at 80 Hz121.0 dB116.6 dB
Output SPL at 100 Hz120.2 dB115.9 dB
Output SPL at 125 Hz119.0 dB115.3 dB
CEA-2010-A Average (40-80Hz)120.5 dB115.9 dB
Dimensions20.1"H x 17.9"W x 19.1"D (510.5 x 454.7 x 485.1 mm)18.9"H x 15"W x 20"D (480.1 x 381.0 x 508.0 mm)
Weight56 lbs (25.4 kg)42.5 lbs (19.3 kg)
Warranty35
Cabinet Colorblackblack
CountryUnited StatesUnited States
Measurement SourceAudioholicsAudioholics
Frequency Response20-200Hz, ±3dB17-260Hz, ±3dB
Amplifier Power900W RMS / 1800W peak325W RMS
InputsRCA (stereo and LFE), XLR (LFE), speaker-level (banana)-
Drivers15" (381mm) driver12" (305mm) driver with ported design
XLR InputYes-
RCA InputYes-
TRS InputNo-
Optical InputNo-
Coaxial InputNo-
USB InputNo-
HDMI InputNo-
AES InputNo-
Aux InputNo-
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The Two Speakers In Full

MartinLogan Dynamo 1600X: $1,606.77 eBay

MartinLogan Dynamo 1600X ranking card

Pros: Sealed 15-inch with 900W RMS, 1800W peak delivers forceful clean tight low bass. Easily configurable as forward-firing or down-firing. Smartphone app with Anthem Room Correction (ARC) optimizes bass across room. Wireless capable with optional SWT-X module.

Cons: Ported design room integration needs, mid-range 121.5 dB output, and $1607 price.

Full MartinLogan Dynamo 1600X review and specifications →

AES InputNo
Amplifier Power900W RMS / 1800W peak
Aux InputNo
CEA-2010-A Average (40-80Hz)120.5 dB
Cabinet Colorblack
Coaxial InputNo
CountryUnited States
Dimensions20.1"H x 17.9"W x 19.1"D (510.5 x 454.7 x 485.1 mm)
Drivers15" (381mm) driver
Enclosuresealed
Frequency Response20-200Hz, ±3dB
HDMI InputNo
InputsRCA (stereo and LFE), XLR (LFE), speaker-level (banana)
Measurement SourceAudioholics
Optical InputNo
Output SPL at 15 Hz86.2 dB
Output SPL at 20 Hz99.4 dB
Output SPL at 25 Hz103.9 dB
Output SPL at 31.5 Hz111.7 dB
Output SPL at 40 Hz118.4 dB
Output SPL at 50 Hz121.0 dB
Output SPL at 63 Hz121.8 dB
Output SPL at 80 Hz121.0 dB
Output SPL at 100 Hz120.2 dB
Output SPL at 125 Hz119.0 dB
RCA InputYes
TRS InputNo
USB InputNo
Warranty3
Weight56 lbs (25.4 kg)
XLR InputYes
Search eBay for MartinLogan Dynamo 1600X →

SVS PB-1000 PRO: $849.00 Amazon eBay

SVS PB-1000 PRO ranking card

Pros: Ported 12-inch with 325W RMS delivers guttural low extension to 17Hz. Shakes things up like pricier competitors at 1/3 cost. Dual high-grade ferrite magnets with FEA-optimized motor. SVS app control.

Full SVS PB-1000 PRO review and specifications →

Amplifier Power325W RMS
CEA-2010-A Average (40-80Hz)115.9 dB
Cabinet Colorblack
CountryUnited States
Dimensions18.9"H x 15"W x 20"D (480.1 x 381.0 x 508.0 mm)
Drivers12" (305mm) driver with ported design
Enclosureported, front
Frequency Response17-260Hz, ±3dB
Measurement SourceAudioholics
Output SPL at 15 Hz96.0 dB
Output SPL at 20 Hz104.2 dB
Output SPL at 25 Hz110.3 dB
Output SPL at 31.5 Hz110.7 dB
Output SPL at 40 Hz113.6 dB
Output SPL at 50 Hz116.1 dB
Output SPL at 63 Hz117.4 dB
Output SPL at 80 Hz116.6 dB
Output SPL at 100 Hz115.9 dB
Output SPL at 125 Hz115.3 dB
Warranty5
Weight42.5 lbs (19.3 kg)
Check current price at Amazon ($849.00) →Search eBay for SVS PB-1000 PRO →