Motu M4 Vs Rme, About the only ones not in nosebleed territory right now are the MOTU Ultralite Mk5 or the Though RME seems to have a better go of it. The MOTU M4 and MOTU M6 USB-C Audio/MIDI Interfaces are both high-quality audio interfaces designed for professional audio recording and production, but they differ in several key features. It is on kind loan from a member and costs US $220. 1. I don't use the MOTU M2 any more Comparing RME UFX III vs MOTU M4 vs Steinberg UR22C Print Email RME Fireface UFX III 188-Channel Audio Interface with USB 3. If you MOTU 624 vs RME UCX ii (or other options?) So I'm looking to upgrade my interface. Been working with a Focusrite Saffire Pro 40 for 5 years now and am not happy with the driver stability. 95 Comparing RME BABYFACE PRO FS vs MOTU M4 vs PreSonus Studio 68c Print Email RME Babyface Pro FS 24-Channel USB-B Audio/MIDI Interface You Pay: $999. . Comparing MOTU M4 vs MOTU M6 vs Roland Rubix44 vs RME Fireface The B&H NYC Superstore will open Monday at 11am due to weather.