TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — overlaid at true scale
Click either cabinet to swap A ↔ B · Reference height: 1109 mm (110.9 cm) · 1 mm = 0.50 px
Paradigm Founder 100FvsKEF R7 Meta
The KEF R7 Meta stands 110.9 cm tall — about 4.4 cm more than the Paradigm Founder 100F at 106.5 cm. On footprint the Paradigm Founder 100F is the wider cabinet (32.9 cm versus 31.1 cm). At 90 dB against 88 dB, the Paradigm Founder 100F is the easier load to drive and plays louder from the same amplifier. The Paradigm Founder 100F reaches deeper in the bass, down to 42 Hz versus 48 Hz. Low frequencies come from a 177 mm cone on the Paradigm Founder 100F and a 165 mm cone on the KEF R7 Meta. Both land in a similar price bracket, around $5,100 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Paradigm | KEF |
| Model | Founder 100F | R7 Meta Meta |
| HiFi ladder position | #105 of 281 floorstander | #145 of 281 floorstander |
| Height | 1065 mm | 1109 mm |
| Width | 329 mm | 311 mm |
| Depth | 409 mm | 384 mm |
| Weight | 32.7 kg | 29.3 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (AL-MAC ceramic dome), 1× 152 mm midrange (AL-MAG cone), 3× 177 mm woofer (CARBON-X cone) | 1× 25 mm tweeter (MAT aluminium dome), 1× 125 mm midrange (aluminium cone), 2× 165 mm woofer (hybrid aluminium cone) |
| Frequency — low | 42 Hz | 48 Hz |
| Frequency — high | 23000 Hz | 28000 Hz |
| Sensitivity | 90 dB | 88 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 15–350 W | 15–250 W |
| MAP (USD) | $5,200 / pair | $5,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | paradigm.com ↗ | international.kef.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.