The Bestisan SW65D ranks #140 out of 145 total Medium Home Subwoofers (30-75 lbs) for sound quality. See all Subwoofers rankings for every top pick.
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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#140 Bestisan SW65D: $89.99 eBay
Pros: Compact 6.5-inch with 50W at budget $90 price. Versatile connectivity with RCA, LFE, AUX and high-level speaker inputs works with TV, soundbar, or speakers. Easy 10-minute setup for apartment/small room bass upgrade.
How it compares: Just above it: JL Audio Fathom f110 - $2209 more, 1.8dB less max output. Just below it: JBL SUB 550P - $510 more, 2.1dB less max output.
| Amplifier Power | 50W RMS |
|---|---|
| CEA-2010-A Average (40-80Hz) | 105.0 dB |
| Cabinet Color | black |
| Country | China |
| Dimensions | 12.6"H x 3"W x 12.6"D (320.0 x 76.2 x 320.0 mm) |
| Drivers | 6.5" (165mm) driver |
| Enclosure | ported, front |
| Frequency Response | 40-250Hz |
| Measurement Source | Brent Butterworth |
| Output SPL at 40 Hz | 94.3 dB |
| Output SPL at 50 Hz | 103.5 dB |
| Output SPL at 63 Hz | 110.0 dB |
| Output SPL at 80 Hz | 112.4 dB |
| Weight | 37.9 lbs (17.2 kg) |
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- Independently measured by Brent Butterworth; the published figures above come from this ASR subwoofer measurement thread.