Need advice for night record system at costco

[onstar 0]

I plan to buy one of these two systems from Costco:

 

http://www.costco.com/Q-See-16-Channel-HD-IP-NVR-with-3TB-HDD%2c-8-4MP-Cameras-with-100'-Night-Vision.product.100213199.html

 

http://www.costco.com/Swann-8-Channel-HD-Analog-DVR-with-2TB-HDD%2c-8-1080p-Cameras-with-100'-Night-Vision.product.100163060.html

 

Which one is better at night?

Thank you.