Need some help with these tests. Rotel 1552 1582

[Klint]

Hi Lookig at these Rotel amps.
How do they compare?
The 5W distortion seems strange i think.

Produkt - stereo.de
Produkt - stereo.de

 

[daftcombo]

Rotel RB-1582 MK II has better distortion at 5W. What's strange?

 

[Klint]

Rotel RB-1582 MK II has better distortion at 5W. What's strange?

I thing i got it snr is 100 vs 108 not thd-n.
And there is the large difference in distortion 1/10, but its as you say at 5W and 1kHz.
Curves looked not so different first.