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Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
References
Front view — overlaid at true scale
AMartinLogan Motion XT B100BJBL HDI-1600
MartinLogan Motion XT B100vsJBL HDI-1600
The MartinLogan Motion XT B100 and the JBL HDI-1600 stand at nearly the same height, around 36.8 cm tall. At 93 dB against 85 dB, the MartinLogan Motion XT B100 is the easier load to drive and plays louder from the same amplifier. The JBL HDI-1600 reaches deeper in the bass, down to 40 Hz versus 45 Hz. Both land in a similar price bracket, around $1,699 a pair.
| A | B | |
|---|---|---|
| Manufacturer | MartinLogan | JBL |
| Model | MartinLogan Motion XT B100 | JBL HDI-1600 |
| Height | 368 mm | 370 mm |
| Width | 203 mm | 208 mm |
| Depth | 318 mm | 289 mm |
| Weight | 9.3 kg | 9.96 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× tweeter (Folded Motion XT (AMT)), 1× 165 mm mid-bass (Nomex-reinforced Kevlar cone) | 1× 25 mm tweeter (Teonex compression driver), 1× 165 mm mid-bass (Advanced Aluminum Matrix cone) |
| Frequency — low | 45 Hz | 40 Hz |
| Frequency — high | 25000 Hz | 30000 Hz |
| Sensitivity | 93 dB | 85 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 20–250 W | 15–200 W |
| MAP (USD) | $1,598 / pair | $1,800 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | martinlogan.com ↗ | jbl.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.

