Open box Samsung NX500 is $429 at B&H through the Christmas sale season. http://www.bhphotovideo.com/c/product/801291848- USE/samsung_ev_nx500zbmius_nx500_mirrorless_digital_camera.html New Samsung NX500 are $499 through the Christmas sale season. Samsung NX500 Mirrorless Digital Camera EV-NX500ZBMIUS B&H Photo It's the only PDAF full readout 4K except for Sony A7Rii (granted, it's with a 2.4x sensor crop) New Samsung NX1 are $1099 through the Christmas sale season. Samsung NX1 Mirrorless Digital Camera EV-NX1ZZZBZBUS B&H Photo Adorama has a good deal on the NX1 that includes a microphone too. Samsung NX1 NX1 is the only PDAF full readout 4K except for Sony A7Rii, both use a similar crop sensor size. If you're not making a big commitment to Samsung as your only system, this might be a good deal for you. I've already picked up an NX500 and am looking for an NX1 for stabilized 4K.