Front view — side by side at true scale
AParadigm Founder 100FBWharfedale Aura 4
| A | B | |
|---|---|---|
| Manufacturer | Paradigm | Wharfedale |
| Model | Founder 100F | Aura 4 |
| HiFi ladder position | #105 of 281 floorstander | #143 of 281 floorstander |
| Height | 1065 mm | 1107 mm |
| Width | 329 mm | 369 mm |
| Depth | 409 mm | 402 mm |
| Weight | 32.7 kg | 24.5 kg |
| Enclosure | bass-reflex-rear | bass-reflex-down |
| Drivers | 1× 25 mm tweeter (AL-MAC ceramic dome), 1× 152 mm midrange (AL-MAG cone), 3× 177 mm woofer (CARBON-X cone) | 1× 90 mm tweeter (AMT), 1× 100 mm midrange (woven black glass-fibre matrix cone), 2× 150 mm woofer (woven black glass-fibre matrix cone) |
| Frequency — low | 42 Hz | 37 Hz |
| Frequency — high | 23000 Hz | 22000 Hz |
| Sensitivity | 90 dB | 89 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 15–350 W | 30–200 W |
| MAP (USD) | $5,200 / pair | $5,499 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | paradigm.com ↗ | 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.

