You want to sell your products online. So use the best tools to do so. Use Magento.
The Magento eCommerce shopping cart software has become the de facto tool for selling online. It's the most powerful and flexible off-the-shelf solution for opening your new online sales channel. eBay have bought it and are spending a fortune to secure its position as industry leader, so you can be confident your online shop will be the best it can be for years to come.
Magento is a big powerful beast, so you'll need to throw some money at good server hardware to make it perform well. However, when you do, you know you'll be giving your online shop its best chance to stay head and shoulders above the competition.