THIEL Audio SmartSub 1.12 Specifications and Review

Last updated: September 3, 2026

The THIEL Audio SmartSub 1.12 ranks #72 out of 137 total Medium Powered Home Subwoofers (30-75 lbs) for sound quality. See Top Recommended Speakers By Attribute for all the top speaker suggestions.

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THIEL Audio SmartSub 1.12 - ranked #72 of 137 Medium Powered Home Subwoofers (30-75 lbs) · Editor's rating 3.6/5

#72 THIEL Audio SmartSub 1.12: Discontinued eBay

Pros: 12-inch sealed with 1250W peak DSP amplifier offers unmatched room correction and flexible internal crossover. EQ abilities comparable or superior to other subs. Natural sound without sacrificing musicality. Ideal for high-end audio integration.

Cons: Discontinued.

How it compares: Just above it: Monoprice Monolith 10 THX Select. Just below it: Emotiva S12.

CEA-2010-A Average (40-80Hz)111.5 dB
CountryUnited States
DiscontinuedYes
Drivers12" (305mm) driver
Enclosuresealed
Frequency Response40-80Hz
Measurement SourceBrent Butterworth
Output SPL at 20 Hz99.4 dB
Output SPL at 25 Hz105.2 dB
Output SPL at 31.5 Hz109.5 dB
Output SPL at 40 Hz108.8 dB
Output SPL at 50 Hz111.9 dB
Output SPL at 63 Hz114.0 dB
Output SPL at 80 Hz111.1 dB
Power Output (Watts)1250W peak
Weight(94.8 lbs / 43 kg)