Short answer: choose between the LD Systems Stinger 15-A-G3 and FBT J15A for the deployment, not from the automatic ranking alone. Their driver format, power requirements, coverage, bass reach, output capability, and control features determine which is the more practical PA for a particular room or system.
The case for the LD Systems Stinger 15-A-G3.
The case for the FBT J15A. Medium-quality vendor data shows a 3.25 ideal-subwoofer preference score with 61Hz measured extension, extending the compact, wedge-capable J-series design used by the J12A and J8A to a 15-inch woofer.
Important trade-offs. The measured preference score is modest, and its 90° x 50° horn is narrower than several higher-scoring competitors. At 26.8kg it is one of the heavier budget-tier boxes here. The preference score is on the lower end for this ranking, and detailed coverage, SPL and weight figures were not confirmed in local data.
Buy the LD Systems Stinger 15-A-G3 when its stated format, coverage, and system features fit the job better.
Buy the FBT J15A when its stated output, control, and deployment strengths better match the system.
Skip the FBT J15A if sound quality matters to you. It ranks near the bottom of the 29 15-inch two-way powered pa speakers.
Specifications Side By Side
| LD Systems Stinger 15-A-G3 | FBT J15A | |
|---|---|---|
| Price | $786.00 | $1,060.00 |
| Ranked | #20 of 29 in 15-Inch Two-Way Powered PA Speakers | #22 of 29 in 15-Inch Two-Way Powered PA Speakers |
| Configuration | Active 2-way bass-reflex PA speaker | Active 2-way bass-reflex PA speaker |
| Drivers | 15" woofer, 1" compression driver | 15" woofer, compression driver |
| Frequency Response | 50Hz - 20kHz (manufacturer specified) | 48Hz - 20kHz (manufacturer specified) |
| Dimensions | 29"H x 18.9"W x 17.9"D (737 x 480 x 455 mm) | 26.1"H x 16.1"W x 15.2"D (663 x 410 x 387 mm) |
| Inputs | 2 x XLR/TRS line/mic inputs; XLR mono mix output | XLR/jack input with link output |
| Amplifier Power | 1000W peak / 500W RMS | 450W RMS (350W LF + 100W HF); 900W peak (700W LF + 200W HF) |
| Cabinet Material | 15mm plywood with polyurea coating | Polypropylene |
| Rigging | M10 suspension points; 36mm Dual-Tilt pole mount | Two M10 fly points; pole socket |
| Coverage | 90° x 50° | - |
| Maximum SPL | 133dB peak (manufacturer specified) | - |
| Bass Extension (-3dB) | 41.2Hz (measured, vendor Spinorama data) | 63Hz (measured, vendor Spinorama data) |
| DSP | Yes | Yes |
| Bluetooth | No | No |
| Weight | 59.1 lbs / 26.8 kg | - |
| Crossover Frequency | - | 1.8kHz (manufacturer specified) |
Related Speaker Comparisons
A few more comparisons worth a look in the same class:
- Martin Audio XP15 vs RCF ART 735-A MK4
- RCF ART 745-A MK4 vs Martin Audio XP15
- Martin Audio XP15 vs DAS Audio Vantec 15A
- FBT J15A vs RCF ART 735-A MK4
- RCF ART 745-A MK5 vs LD Systems Stinger 15-A-G3
Prices on this page were last checked September 7, 2026 at 7:47 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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The Two Speakers In Full
LD Systems Stinger 15-A-G3: $786.00 Amazon B&H Photo Video eBay
Pros: Medium-quality vendor data shows a 3.58 ideal-subwoofer preference score with 39Hz measured extension, the deepest bass reach of any RCF-priced alternative in this tier, at an affordable price for a 15-inch active box.
Cons: The measured preference score is modest, and its 90° x 50° horn is narrower than several higher-scoring competitors. At 26.8kg it is one of the heavier budget-tier boxes here.
Full LD Systems Stinger 15-A-G3 review and specifications →
| Amplifier Power | 1000W peak / 500W RMS |
|---|---|
| Bass Extension (-3dB) | 41.2Hz (measured, vendor Spinorama data) |
| Bluetooth | No |
| Cabinet Material | 15mm plywood with polyurea coating |
| Configuration | Active 2-way bass-reflex PA speaker |
| Coverage | 90° x 50° |
| DSP | Yes |
| Dimensions | 29"H x 18.9"W x 17.9"D (737 x 480 x 455 mm) |
| Drivers | 15" woofer, 1" compression driver |
| Frequency Response | 50Hz - 20kHz (manufacturer specified) |
| Inputs | 2 x XLR/TRS line/mic inputs; XLR mono mix output |
| Maximum SPL | 133dB peak (manufacturer specified) |
| Rigging | M10 suspension points; 36mm Dual-Tilt pole mount |
| Weight | 59.1 lbs / 26.8 kg |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
FBT J15A: $1,060.00 B&H Photo Video eBay
Pros: Medium-quality vendor data shows a 3.25 ideal-subwoofer preference score with 61Hz measured extension, extending the compact, wedge-capable J-series design used by the J12A and J8A to a 15-inch woofer.
Cons: The preference score is on the lower end for this ranking, and detailed coverage, SPL and weight figures were not confirmed in local data.
Full FBT J15A review and specifications →
| Amplifier Power | 450W RMS (350W LF + 100W HF); 900W peak (700W LF + 200W HF) |
|---|---|
| Bass Extension (-3dB) | 63Hz (measured, vendor Spinorama data) |
| Bluetooth | No |
| Cabinet Material | Polypropylene |
| Configuration | Active 2-way bass-reflex PA speaker |
| Crossover Frequency | 1.8kHz (manufacturer specified) |
| DSP | Yes |
| Dimensions | 26.1"H x 16.1"W x 15.2"D (663 x 410 x 387 mm) |
| Drivers | 15" woofer, compression driver |
| Frequency Response | 48Hz - 20kHz (manufacturer specified) |
| Inputs | XLR/jack input with link output |
| Rigging | Two M10 fly points; pole socket |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons