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: 330 mm (33.0 cm) · 1 mm = 1.70 px
JBL L52 ClassicvsMartinLogan Motion B10
The JBL L52 Classic stands 33.0 cm tall — about 1.2 cm more than the MartinLogan Motion B10 at 31.8 cm. On footprint the JBL L52 Classic is the wider cabinet (19.7 cm versus 17.8 cm). At 92 dB against 85 dB, the MartinLogan Motion B10 is the easier load to drive and plays louder from the same amplifier. The JBL L52 Classic reaches deeper in the bass, down to 47 Hz versus 56 Hz. The JBL L52 Classic is front-ported and the MartinLogan Motion B10 is rear-ported. On price, the MartinLogan Motion B10 sits higher — about $1,200 a pair against $1,000 for the JBL L52 Classic.
| A | B | |
|---|---|---|
| Manufacturer | JBL | MartinLogan |
| Model | JBL L52 Classic | MartinLogan Motion B10 |
| Height | 330 mm | 318 mm |
| Width | 197 mm | 178 mm |
| Depth | 216 mm | 248 mm |
| Weight | 5 kg | 6.6 kg |
| Enclosure | bass-reflex-front | bass-reflex-rear |
| Drivers | 1× 20 mm tweeter (Titanium Dome), 1× 133 mm mid-bass (Pure Pulp cone) | 1× tweeter (Folded Motion (AMT)), 1× 140 mm mid-bass (woven-fibreglass cone) |
| Frequency — low | 47 Hz | 56 Hz |
| Frequency — high | 24000 Hz | 25000 Hz |
| Sensitivity | 85 dB | 92 dB |
| Impedance | 4 Ω | 5 Ω |
| Recommended amp | 10–75 W | 20–200 W |
| MAP (USD) | $1,000 / pair | $1,200 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | jbl.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.