If the price of 3D X is below 5K, I think I will get one. I take photos for my family, ISO 3200 is good enough for me. High MP will be great for the future when you play the photos on your TV. In 5-10 years, UHDTV will be ready, and you need 30MP(for 4K) to 122MP(for 8K) for your UHDTV.