Short answer: these RCF KX 45-A and RCF ART 935-A alternatives share a brand and size class, but their coverage, driver architecture, cabinet format, processing, and output priorities can make them fit very different jobs.
Why choose the RCF KX 45-A. RCF’s flagship 15-inch point source pairs a 3200W amplifier with a 3-inch titanium-dome compression driver, RDNet remote control and a 137dB claimed peak, the highest maximum-output claim in this ranking. Rotatable 100° x 70° coverage suits both main and monitor use.
Why choose the RCF ART 935-A. The bigger-voice-coil compression driver, 133dB claimed peak and broad 100° x 60° coverage mirror the well-regarded ART 932-A’s design in a 15-inch cabinet. At 24.2kg it stays manageable for a box this size.
What to weigh before buying. The local measurement is truncated and cannot produce a preference score. At 28.4kg it is one of the heaviest boxes here, and pricing/retail availability are not yet established. The low-quality vendor measurement is truncated and cannot generate a preference score, so its tonal position relies on published engineering and its 12-inch sibling’s reputation rather than a confirmed result.
Buy the RCF KX 45-A when its stated coverage, output, processing, and deployment format best match the job.
Buy the RCF ART 935-A when its stated strengths are the better match for the room and the rest of the PA.
Specifications Side By Side
| RCF KX 45-A | RCF ART 935-A | |
|---|---|---|
| Price | $4,620.00 | $1,499.00 |
| Ranked | #3 of 29 in 15-Inch Two-Way Powered PA Speakers | #10 of 29 in 15-Inch Two-Way Powered PA Speakers |
| Configuration | Active 2-way bass-reflex point-source PA speaker | Active 2-way bass-reflex PA speaker |
| Drivers | 15" neodymium woofer, 1.4" exit/3" dome compression driver | 15" woofer, 1.4" exit/3" diaphragm compression driver |
| Frequency Response | 50Hz - 20kHz (manufacturer specified) | 45Hz - 20kHz (manufacturer specified) |
| Dimensions | 27.8"H x 16.5"W x 16.9"D (705 x 419.6 x 430 mm) | 28.2"H x 16.3"W x 16.1"D (717 x 415 x 410 mm) |
| Coverage | 100° x 70°, rotatable | 100° x 60° |
| Maximum SPL | 137dB peak (manufacturer specified) | 133dB peak (manufacturer specified) |
| Inputs | XLR audio input/link and EtherCON RDNet | XLR and 1/4-inch jack input; XLR output |
| Amplifier Power | 3200W peak (2000W LF + 1200W HF) | 2100W peak (1400W LF + 700W HF) |
| Crossover Frequency | 750Hz | 800Hz |
| Cabinet Material | Baltic birch plywood | PP composite |
| Rigging | Quick-lock rigging; 6 x M10 inserts; 35mm pole mount | M10 inserts; 35mm pole mount |
| Network Control | RDNet | - |
| DSP | Yes, FiRPHASE, Bass Motion Control, presets and RDNet | Yes, FiRPHASE and Bass Motion Control |
| Bluetooth | No | No |
| Weight | 62.6 lbs / 28.4 kg | 54.2 lbs / 24.6 kg |
| Bass Extension (-3dB) | - | 54.5Hz (measured, vendor Spinorama data) |
Related Speaker Comparisons
Other pairings from the same speaker class worth checking:
- Axiom ED150A vs FBT Mitus 115A
- RCF ART 945-A vs Vue Audiotechnik H-15
- Vue Audiotechnik H-15 vs HK Audio LINEAR 7 115 FA
- RCF KX 45-A vs RCF NX 915-A
- RCF KX 45-A vs RCF ART 745-A MK4
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.
As an eBay Partner, we may be compensated if you make a purchase.
The Two Speakers In Full
RCF KX 45-A: $4,620.00 B&H Photo Video Guitar Center eBay
Pros: RCF’s flagship 15-inch point source pairs a 3200W amplifier with a 3-inch titanium-dome compression driver, RDNet remote control and a 137dB claimed peak, the highest maximum-output claim in this ranking. Rotatable 100° x 70° coverage suits both main and monitor use.
Cons: The local measurement is truncated and cannot produce a preference score. At 28.4kg it is one of the heaviest boxes here, and pricing/retail availability are not yet established.
Full RCF KX 45-A review and specifications →
| Amplifier Power | 3200W peak (2000W LF + 1200W HF) |
|---|---|
| Bluetooth | No |
| Cabinet Material | Baltic birch plywood |
| Configuration | Active 2-way bass-reflex point-source PA speaker |
| Coverage | 100° x 70°, rotatable |
| Crossover Frequency | 750Hz |
| DSP | Yes, FiRPHASE, Bass Motion Control, presets and RDNet |
| Dimensions | 27.8"H x 16.5"W x 16.9"D (705 x 419.6 x 430 mm) |
| Drivers | 15" neodymium woofer, 1.4" exit/3" dome compression driver |
| Frequency Response | 50Hz - 20kHz (manufacturer specified) |
| Inputs | XLR audio input/link and EtherCON RDNet |
| Maximum SPL | 137dB peak (manufacturer specified) |
| Network Control | RDNet |
| Rigging | Quick-lock rigging; 6 x M10 inserts; 35mm pole mount |
| Weight | 62.6 lbs / 28.4 kg |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
RCF ART 935-A: $1,499.00 Amazon B&H Photo Video Guitar Center eBay
Pros: The bigger-voice-coil compression driver, 133dB claimed peak and broad 100° x 60° coverage mirror the well-regarded ART 932-A’s design in a 15-inch cabinet. At 24.2kg it stays manageable for a box this size.
Cons: The low-quality vendor measurement is truncated and cannot generate a preference score, so its tonal position relies on published engineering and its 12-inch sibling’s reputation rather than a confirmed result.
Full RCF ART 935-A review and specifications →
| Amplifier Power | 2100W peak (1400W LF + 700W HF) |
|---|---|
| Bass Extension (-3dB) | 54.5Hz (measured, vendor Spinorama data) |
| Bluetooth | No |
| Cabinet Material | PP composite |
| Configuration | Active 2-way bass-reflex PA speaker |
| Coverage | 100° x 60° |
| Crossover Frequency | 800Hz |
| DSP | Yes, FiRPHASE and Bass Motion Control |
| Dimensions | 28.2"H x 16.3"W x 16.1"D (717 x 415 x 410 mm) |
| Drivers | 15" woofer, 1.4" exit/3" diaphragm compression driver |
| Frequency Response | 45Hz - 20kHz (manufacturer specified) |
| Inputs | XLR and 1/4-inch jack input; XLR output |
| Maximum SPL | 133dB peak (manufacturer specified) |
| Rigging | M10 inserts; 35mm pole mount |
| Weight | 54.2 lbs / 24.6 kg |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons