The Wirecutter weighed in on their picks for best USB audio interfaces for 2019: https://thewirecutter.com/reviews/best-usb-audio-interface/
They had a basic feature-set criteria match to select which ones they compared; subjective listening and spectrum analysis testing showed identical results for all tested models, so the decisions appear to have come down to cost/feature comparisons.
tl;dr:
They had a basic feature-set criteria match to select which ones they compared; subjective listening and spectrum analysis testing showed identical results for all tested models, so the decisions appear to have come down to cost/feature comparisons.
tl;dr:
- Winner: Focusrite Scarlett 2i2
- Runner-up: PreSonus AudioBox iTwo
- Upgrade pick: Native Instruments Komplete Audio 6