I have an NF NXS, Gen 1 PST, and an XTR, and I'd rank them 1) NF 2) XTR 3) PST which coincides with their price points.
However, the NXS isn't much better in terms of optical clarity. The zero stop and turrets are much better IMO on the NF, but for the money I'd buy the Burris hands down. If...