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Compare speakers at true scale
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References
Front view — side by side at true scale
AMission 700BMartinLogan Motion XT B100
Mission 700vsMartinLogan Motion XT B100
The Mission 700 stands 51.0 cm tall — about 14.2 cm more than the MartinLogan Motion XT B100 at 36.8 cm. On footprint the Mission 700 is the wider cabinet (26.0 cm versus 20.3 cm). At 93 dB against 86 dB, the MartinLogan Motion XT B100 is the easier load to drive and plays louder from the same amplifier. The Mission 700 is front-ported and the MartinLogan Motion XT B100 is rear-ported. Both land in a similar price bracket, around $1,629 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Mission | MartinLogan |
| Model | Mission 700 | MartinLogan Motion XT B100 |
| Height | 20.1 in | 14.5 in |
| Width | 10.2 in | 8 in |
| Depth | 11.5 in | 12.5 in |
| Weight | 28.2 lb | 20.5 lb |
| Enclosure | bass-reflex-front | bass-reflex-rear |
| Drivers | 1× 6.5 in mid-bass (mineral-loaded polypropylene), 1× 1.1 in tweeter (soft dome) | 1× tweeter (Folded Motion XT (AMT)), 1× 6.5 in mid-bass (Nomex-reinforced Kevlar cone) |
| Frequency — low | 45 Hz | 45 Hz |
| Frequency — high | 20000 Hz | 25000 Hz |
| Sensitivity | 86 dB | 93 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 25–150 W | 20–250 W |
| MAP (USD) | $1,660 / pair | $1,598 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | mission.co.uk ↗ | 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.

