Front view — side by side at true scale
AATC SCM20PSLBWharfedale Elysian 1R
| A | B | |
|---|---|---|
| Manufacturer | ATC | Wharfedale |
| Model | ATC SCM20PSL | Wharfedale Elysian 1R |
| Height | 440 mm | 490 mm |
| Width | 238 mm | 246 mm |
| Depth | 326 mm | 315 mm |
| Weight | 16.9 kg | 15 kg |
| Enclosure | sealed | bass-reflex-down |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 150 mm mid-bass (cone) | 1× 90 mm tweeter (AMT), 1× 180 mm mid-bass (coated glass-fibre matrix cone) |
| Frequency — low | 55 Hz | 49 Hz |
| Frequency — high | 25000 Hz | 22000 Hz |
| Sensitivity | 85 dB | 89 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 75–300 W | 25–175 W |
| MAP (USD) | — | — |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | wharfedale.co.uk ↗ |
| Product page | Open product page ↗ | Open product page ↗ |
Larger value highlighted in green. For low-frequency extension, lower Hz = greater bass reach, so the deeper side is highlighted.

