Monoprice Monolith 10 THX Select Review: Ranked #90 of 145

Last updated: September 13, 2026

The Monoprice Monolith 10 THX Select ranks #90 out of 145 total Medium Home Subwoofers (30-75 lbs) for sound quality. See all Subwoofers rankings for every top pick.

Brand: Monoprice

Prices on this page were last checked September 14, 2026 at 1:47 AM UTC. Product prices and availability are accurate as of that date/time 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.

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Monoprice Monolith 10 THX Select - ranked #90 of 145 Medium Home Subwoofers (30-75 lbs) · Editor's rating 3.6/5

#90 Monoprice Monolith 10 THX Select: $699 eBay

Pros: THX-certified 10-inch ported with 500W amp extends down to 20Hz with no internal resonance or port noise. HDF cabinet construction ensures inert enclosure. Variable phase adjustment and robust built-to-last design.

Notes: Product # 24456

How it compares: Just above it: Monoprice 12in 150-Watt Powered - $559 cheaper. Just below it: Emotiva S12 - $250 cheaper.

Amplifier Power500W RMS
CEA-2010-A Average (40-80Hz)111.5 dB
Cabinet Colorblack
CountryUnited States
Dimensions18.9"H x 15"W x 19.7"D (480.1 x 381.0 x 500.4 mm)
Drivers10" (254mm) driver
Enclosureported, front
Frequency Response17-20Hz
Measurement SourceErinsAudioCorner
Output SPL at 15 Hz95.4 dB
Output SPL at 20 Hz102.6 dB
Output SPL at 25 Hz107.7 dB
Output SPL at 31.5 Hz109.0 dB
Output SPL at 40 Hz110.0 dB
Output SPL at 50 Hz112.0 dB
Output SPL at 63 Hz112.0 dB
Output SPL at 80 Hz112.0 dB
Output SPL at 100 Hz112.0 dB
Output SPL at 125 Hz111.0 dB
Warranty5
Weight72.5 lbs (32.9 kg)

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