TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — side by side at true scale
Click either cabinet to swap A ↔ B · Reference height: 440 mm (44.0 cm) · 1 mm = 1.27 px
KEF Reference 1 MetavsParadigm Persona B
The KEF Reference 1 Meta and the Paradigm Persona B stand at nearly the same height, around 44.0 cm tall. On footprint the Paradigm Persona B is the wider cabinet (23.1 cm versus 20.5 cm). At 89 dB against 85 dB, the Paradigm Persona B is the easier load to drive and plays louder from the same amplifier. The KEF Reference 1 Meta reaches deeper in the bass, down to 45 Hz versus 60 Hz. Low frequencies come from a 165 mm cone on the KEF Reference 1 Meta and a 178 mm cone on the Paradigm Persona B. Both land in a similar price bracket, around $10,000 a pair.
| A | B | |
|---|---|---|
| Manufacturer | KEF | Paradigm |
| Model | Reference 1 Meta Meta | Persona B |
| HiFi ladder position | #172 of 215 bookshelf | #166 of 215 bookshelf |
| Height | 440 mm | 435 mm |
| Width | 205 mm | 231 mm |
| Depth | 422 mm | 330 mm |
| Weight | 18.2 kg | 14 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (MAT aluminium dome), 1× 125 mm midrange (aluminium cone), 1× 165 mm woofer (aluminium cone) | 1× 25 mm tweeter (Truextent beryllium dome), 1× 178 mm mid-bass (Truextent beryllium cone) |
| Frequency — low | 45 Hz | 60 Hz |
| Frequency — high | 35000 Hz | 45000 Hz |
| Sensitivity | 85 dB | 89 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 50–200 W | 15–250 W |
| MAP (USD) | $10,000 / pair | $10,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | international.kef.com ↗ | paradigm.com ↗ |
| 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.