MartinLogan Motion 35XTi vs MartinLogan Motion XT B100
The MartinLogan Motion 35XTi costs less ($750 vs $850). The MartinLogan Motion XT B100 is more sensitive (93 dB vs 92 dB), so it plays louder per watt and plays lower (45 Hz vs 50 Hz).
What each one works with
Checked against every product in our catalogue by the same engine as the compatibility checker.
| Motion 35XTi | Motion XT B100 | |
|---|---|---|
| Receivers and amps that drive it | 28 of 29, 14 after a setting change | 28 of 29, 14 after a setting change |
Specs side by side
Values that differ are bold. A dash means that model doesn't publish the spec.
| Motion 35XTi | Motion XT B100 | |
|---|---|---|
| Impedance | 4 Ω | 4 Ω |
| Sensitivity | 92 dB (2.83 V, 1 m) | 93 dB |
| Low end | 50 Hz | 45 Hz |
| Drivers | 1 × 32 mm, 1 × 165 mm | 1 × 32 mm, 1 × 165 mm |
| Size | 8×14×12 in | 8×14×13 in |
| Recommended amplifier power | 20–250 W | 20–250 W |
| Weight | 8.4 kg (18.5 lb) | 9.3 kg (20.5 lb) |
| MSRP | $750 each (MSRP, September 2026) | $850 each (MSRP, September 2026) |
Every spec and pairing: MartinLogan Motion 35XTi, MartinLogan Motion XT B100.
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References
- MartinLogan Motion 35XTi: Spec sheet, martinlogan.com, retrieved September 15, 2026
- MartinLogan Motion 35XTi: Retailer listing, safeandsoundhq.com, retrieved September 15, 2026
- MartinLogan Motion XT B100: Spec sheet, martinlogan.com, retrieved September 15, 2026
- MartinLogan Motion XT B100: Retailer listing, audioadvice.com, retrieved September 15, 2026
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