Front view — side by side at true scale
AMartinLogan Motion XT F100BKEF R7 Meta
Click either cabinet to swap A ↔ B · Reference height: 1213 mm (121.3 cm) · 1 mm = 0.46 px
| A | B | |
|---|---|---|
| Manufacturer | MartinLogan | KEF |
| Model | MartinLogan Motion XT F100 | KEF R7 Meta Meta |
| Height | 1213 mm | 1109 mm |
| Width | 318 mm | 311 mm |
| Depth | 343 mm | 384 mm |
| Weight | 34.5 kg | 29.3 kg |
| Enclosure | bass-reflex-down | bass-reflex-rear |
| Drivers | 1× tweeter (Folded Motion XT (AMT)), 1× 165 mm midrange (Nomex-reinforced Kevlar cone), 3× 165 mm woofer (aluminium cone) | 1× 25 mm tweeter (MAT aluminium dome), 1× 125 mm midrange (aluminium cone), 2× 165 mm woofer (hybrid aluminium cone) |
| Frequency — low | 31 Hz | 48 Hz |
| Frequency — high | 25000 Hz | 28000 Hz |
| Sensitivity | 92 dB | 88 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 20–450 W | 15–250 W |
| MAP (USD) | $4,500 / pair | $5,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | martinlogan.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.