soundandvision.com typically would say nice thing about NAD AVRs because it's NAD, regardless the fact that they did not measure well on their bench, compared to other AVRs they measured.
On Audiosciencereview's bench the T758 V3's measurements were not good, again just relative to other AVRs. In terms of the often focused on THD+Noise, it ranked last or second last on their current list depending on the criteria.
This is a review and detailed measurements of the NAD T758 V3 Home Theater Audio/Video Receiver (AVR). It was kindly sent to me by a member. The T758 appears to have been released last year and costs US $1,399. The T758 is quite a bit heavier than recently measured AVRs and has a serious...
www.audiosciencereview.com
For example, based on their 5 W into 4 ohms:
and based on pre-amp output at 2 V:
That does not mean it won't sound good to people, and I am sure it does, because it also depends on how hard you push the unit. At or below its rated output, the T758 V3's pre-amp output measurement was quite decent.