Antec One and Antec Twelve Hundred V3 are both cases with the same External 5.25" Drive Bays (3) and Motherboard Compatibility (ATX, Micro ATX, Mini ITX, Thin Mini ITX). The main differences are in Internal 2.5" Drive Bays, Internal 3.5" Drive Bays, Front Panel I/O and Dimensions.
* Pangoly may earn a commission when you use one of the links to make a purchase. (Disclosure)
* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
