The Monoprice Monolith 8 THX Certified ranks #37 out of 42 total Small Powered Home Subwoofers (Under 30 lbs) for sound quality. See Top Recommended Speakers By Attribute for all the top speaker suggestions.
#37 Monoprice Monolith 8 THX Certified: $350
Notes: Product # 41289
How it compares: Just above it: Savant NANO-1 - $847 more. Just below it: Paradigm Millenia CT - $149 more.
| CEA-2010-A Average (40-80Hz) | 99.6 dB |
|---|---|
| Cabinet Color | black |
| Country | United States |
| Dimensions | 12.59"H x 13.5"W x 12.59"D (319.8 x 342.9 x 319.8 mm) |
| Driver | 8" (203mm) driver |
| Driver(s) | (1) 8 inch |
| Enclosure | ported |
| Measurement Source | ErinsAudioCorner |
| Output SPL at 20 Hz | 72.9 dB |
| Output SPL at 25 Hz | 86.1 dB |
| Output SPL at 31.5 Hz | 93.2 dB |
| Output SPL at 40 Hz | 96.9 dB |
| Output SPL at 50 Hz | 99.3 dB |
| Output SPL at 63 Hz | 100.7 dB |
| Output SPL at 80 Hz | 101.6 dB |
| Output SPL at 100 Hz | 101.9 dB |
| Weight | 19.8 lbs / 9.0 kg |
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Product prices and availability were last checked July 31, 2026 at 5:30 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.