Let's take a close look at two of the most talkedabout new audio interfaces to be released in recent memory: the SSL 2+ and the MOTU M4. I'll compare their features, performance, and sound in this video.

Links mentioned in the video, for further information on these interfaces (or their close relatives):
MOTU M2 review by Julian Krause:    • MOTU M2 USBC Audio Interface  REVIE...  
SSL 2 review by Julian Krause:    • Solid State Logic SSL 2 Audio Interfa...  
MOTU M2 review by Podcastage:    • MOTU M2 Audio Interface Review / Test...  
SSL 2 review by Podcastage:    • Solid State Logic SSL2+ USB Audio Int...  

My Unbox and Workout of the MOTU M4:    • MOTU M4 Unbox and Workout  
My Unbox and Workout of the SSL 2+:    • SSL 2 Plus  Unbox and Workout  

Timestamps:
00:00 Intro
01:04 Features
04:32 Driver stability
05:14 Latency
08:34 Build quality
10:20 Metering
11:10 Software bundles
12:45 Preamp gain
15:49 Headphone output volume
17:01 Main output volume
20:13 Retail price / value
21:23 Final thoughts