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: 1127 mm (112.7 cm) · 1 mm = 0.50 px
MartinLogan Motion F20vsMonitor Audio Silver 500
The MartinLogan Motion F20 stands 112.7 cm tall — about 3.2 cm more than the Monitor Audio Silver 500 at 109.5 cm. On footprint the Monitor Audio Silver 500 is the wider cabinet (31.9 cm versus 29.8 cm). At 92 dB against 90.5 dB, the MartinLogan Motion F20 is the easier load to drive and plays louder from the same amplifier. The Monitor Audio Silver 500 reaches deeper in the bass, down to 27 Hz versus 35 Hz. Low frequencies come from a 165 mm cone on the MartinLogan Motion F20 and a 203 mm cone on the Monitor Audio Silver 500. Both land in a similar price bracket, around $3,450 a pair.
| A | B | |
|---|---|---|
| Manufacturer | MartinLogan | Monitor Audio |
| Model | MartinLogan Motion F20 | Monitor Audio Silver 500 7G |
| Height | 1127 mm | 1095 mm |
| Width | 298 mm | 319 mm |
| Depth | 362 mm | 389 mm |
| Weight | 27.2 kg | 22.5 kg |
| Enclosure | bass-reflex-down | bass-reflex-rear |
| Drivers | 1× tweeter (Folded Motion (AMT)), 1× 140 mm midrange (woven-fibreglass cone), 2× 165 mm woofer (aluminium cone) | 1× 25 mm tweeter (C-CAM Gold Dome with UD Waveguide II), 1× 76 mm midrange (C-CAM RST II), 2× 203 mm woofer (C-CAM RST II) |
| Frequency — low | 35 Hz | 27 Hz |
| Frequency — high | 25000 Hz | 35000 Hz |
| Sensitivity | 92 dB | 90.5 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 20–300 W | 80–250 W |
| MAP (USD) | $3,500 / pair | $3,400 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | martinlogan.com ↗ | monitoraudio.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.