Front view — side by side at true scale
AKEF R7 MetaBMartinLogan Motion XT F100
Click either cabinet to swap A ↔ B · Reference height: 1213 mm (121.3 cm) · 1 mm = 0.46 px
| A | B | |
|---|---|---|
| Manufacturer | KEF | MartinLogan |
| Model | KEF R7 Meta Meta | MartinLogan Motion XT F100 |
| Height | 1109 mm | 1213 mm |
| Width | 311 mm | 318 mm |
| Depth | 384 mm | 343 mm |
| Weight | 29.3 kg | 34.5 kg |
| Enclosure | bass-reflex-rear | bass-reflex-down |
| Drivers | 1× 25 mm tweeter (MAT aluminium dome), 1× 125 mm midrange (aluminium cone), 2× 165 mm woofer (hybrid aluminium cone) | 1× tweeter (Folded Motion XT (AMT)), 1× 165 mm midrange (Nomex-reinforced Kevlar cone), 3× 165 mm woofer (aluminium cone) |
| Frequency — low | 48 Hz | 31 Hz |
| Frequency — high | 28000 Hz | 25000 Hz |
| Sensitivity | 88 dB | 92 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 15–250 W | 20–450 W |
| MAP (USD) | $5,000 / pair | $4,500 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | international.kef.com ↗ | martinlogan.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.