JTR Speakers Orbit Shifter PRO vs Monoprice Monolith M-215

Last updated: August 9, 2026

Short answer: the JTR Speakers Orbit Shifter PRO for the higher ranking, the Monoprice Monolith M-215 for the lower price. The JTR Speakers Orbit Shifter PRO ranks #1 of 97 subwoofers at $4200. The Monoprice Monolith M-215 ranks #18 at $2500, $1700 cheaper.

On the JTR Speakers Orbit Shifter PRO side: Dual 18-inch horn-loaded drivers deliver a class-leading 141.3dB CEA-2010-A average, well beyond any other subwoofer tested. The catch: Extremely high price ($4,200) and weighs 84 kg - requires dedicated placement and amplifier.

Buy the JTR Speakers Orbit Shifter PRO if the ranking matters more than the price. Buy the Monoprice Monolith M-215 if the price matters more than the ranking.

Specifications Side By Side

JTR Speakers Orbit Shifter PRO Monoprice Monolith M-215
Price$4,200$2,500
Ranked#1 of 97 in Large Powered Home Subwoofers (Over 75 lbs)#18 of 97 in Large Powered Home Subwoofers (Over 75 lbs)
Enclosurehornported, front
Output SPL at 15 Hz95.7 dB113.1 dB
Output SPL at 20 Hz101.9 dB118.9 dB
Output SPL at 25 Hz114.9 dB122.6 dB
Output SPL at 31.5 Hz128.2 dB125.2 dB
Output SPL at 40 Hz136.0 dB126.4 dB
Output SPL at 50 Hz141.0 dB126.1 dB
Output SPL at 63 Hz144.0 dB125.6 dB
Output SPL at 80 Hz144.2 dB125.6 dB
Output SPL at 100 Hz143.4 dB125.7 dB
Output SPL at 125 Hz140.1 dB126.3 dB
CEA-2010-A Average (40-80Hz)141.3 dB125.9 dB
Dimensions45.0"H x 22.5"W x 32.0"D (1143.0 x 571.5 x 812.8 mm)42.3"H x 20.0"W x 27.6"D (1074.4 x 508.0 x 701.0 mm)
Weight185 lbs / 83.9 kg216.1 lbs / 98.0 kg
Warranty55
Cabinet Colorblackblack
CountryUnited StatesUnited States
Measurement SourceData-bassBrent Butterworth
Drivers18" (457mm) driver2x 15" (381mm) drivers
Output SPL at 12.5 Hz-103.9 dB

The Two Speakers In Full

JTR Speakers Orbit Shifter PRO: $4,200

JTR Speakers Orbit Shifter PRO ranking card

Pros: Dual 18-inch horn-loaded drivers deliver a class-leading 141.3dB CEA-2010-A average, well beyond any other subwoofer tested. Built for dedicated home theaters chasing reference-level output rather than living-room duty.

Cons: Extremely high price ($4,200) and weighs 84 kg - requires dedicated placement and amplifier.

Notes: Looks like “PA sub”

CEA-2010-A Average (40-80Hz)141.3 dB
Cabinet Colorblack
CountryUnited States
Dimensions45.0"H x 22.5"W x 32.0"D (1143.0 x 571.5 x 812.8 mm)
Drivers18" (457mm) driver
Enclosurehorn
Measurement SourceData-bass
Output SPL at 15 Hz95.7 dB
Output SPL at 20 Hz101.9 dB
Output SPL at 25 Hz114.9 dB
Output SPL at 31.5 Hz128.2 dB
Output SPL at 40 Hz136.0 dB
Output SPL at 50 Hz141.0 dB
Output SPL at 63 Hz144.0 dB
Output SPL at 80 Hz144.2 dB
Output SPL at 100 Hz143.4 dB
Output SPL at 125 Hz140.1 dB
Warranty5
Weight185 lbs / 83.9 kg

Monoprice Monolith M-215: $2,500

Monoprice Monolith M-215 ranking card

Notes: Product # 38543

CEA-2010-A Average (40-80Hz)125.9 dB
Cabinet Colorblack
CountryUnited States
Dimensions42.3"H x 20.0"W x 27.6"D (1074.4 x 508.0 x 701.0 mm)
Drivers2x 15" (381mm) drivers
Enclosureported, front
Measurement SourceBrent Butterworth
Output SPL at 12.5 Hz103.9 dB
Output SPL at 15 Hz113.1 dB
Output SPL at 20 Hz118.9 dB
Output SPL at 25 Hz122.6 dB
Output SPL at 31.5 Hz125.2 dB
Output SPL at 40 Hz126.4 dB
Output SPL at 50 Hz126.1 dB
Output SPL at 63 Hz125.6 dB
Output SPL at 80 Hz125.6 dB
Output SPL at 100 Hz125.7 dB
Output SPL at 125 Hz126.3 dB
Warranty5
Weight216.1 lbs / 98.0 kg

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Product prices and availability were last checked August 9, 2026 at 6:57 AM UTC and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.