Sony SQD-2020 vs. Sony SQD-2050

[nubba111]

Can anyone tell me if these two are exactly the same as far as decoding abilities, or does the 2020 have different/better decoding guts?

 

[surround.sound.enthusiast]

I can't give much guidance about which Sony SQ decoders perform better than others, but there is this old thread that summarizes the circuitry differences among them:

Sony outboard SQ decoder summary