PD544 vs SUB18 — Compare
JBL PD544 15" 2-way full-range, 40 X 40 vs JBL SUB18 SUB18 Studio Subwoofer
The JBL PD544 is a full-range live-sound workhorse designed for touring and installed systems, while the JBL SUB18 is a studio monitoring subwoofer for accurate low-frequency reproduction in control rooms. Choose the PD544 if you need portable, multi-purpose venue coverage; choose the SUB18 if you need deep bass monitoring for mixing and mastering.
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Specs side by side
| JBL PD544 15" 2-way full-range, 40 X 40 | JBL SUB18 SUB18 Studio Subwoofer | |
|---|---|---|
| Price | $4,680.00 | $3,999.00 |
| Brand | JBL | JBL |
| Speaker Type | Paging Horn | Subwoofer |
| Install Type | Installed | Portable |
| Condition | New | New |
Why choose JBL PD544 15" 2-way full-range, 40 X 40
- ✓ Compact 2-way full-range design handles vocals and instruments without needing external subs
- ✓ 40° × 40° controlled directivity manages room reflections and feedback in live settings
- ✓ Rotatable waveguide and passive/bi-amplified flexibility adapt to horizontal or vertical rigging
- ✓ 106 dB sensitivity delivers high output from moderate amplifier power on tour
Why choose JBL SUB18 SUB18 Studio Subwoofer
- ✓ Deep sub-bass extension to 20.6 Hz at -10 dB reveals low frequencies hidden in mixes
- ✓ 2000W continuous power and 137 dB peak SPL provide powerful, uncompressed bass monitoring
- ✓ Rigid 18mm 11-ply Baltic birch enclosure minimizes cabinet resonance for accurate translation
- ✓ Purpose-built for studio accuracy in mixing, mastering, and film post-production
Frequently asked questions
Can I use the SUB18 for live sound?
No. The SUB18 is engineered as a stationary studio monitor for control-room accuracy, not for portable live-sound deployment. The PD544 is built for touring and live venues with its compact, durable design and high SPL capability.
Can the PD544 replace subwoofers in a studio setup?
No. The PD544 is a full-range speaker designed for live sound; it does not extend below 50 Hz. The SUB18 reaches 20.6 Hz at -10 dB, which is essential for accurate low-frequency monitoring in mastering and mixing that the PD544 cannot provide.
What is the key spec difference in output capability?
The PD544 reaches 133 dB maximum SPL and accepts up to 500W peak power, designed for live-venue coverage. The SUB18 reaches 137 dB peak SPL with 2000W continuous and 8000W peak power handling, engineered for sustained studio monitoring without distortion.
Which is better for small venues or practice spaces?
Neither is ideal for practice spaces due to their professional-tier pricing and specifications. For small live venues, the PD544's full-range design and portability are far more practical than the SUB18, which is not designed for live deployment.