Prestashop is one of the best open source eCommerce platforms in the market, Luzoft chose PrestaShop instead of Magento due to their web service platform and other features, which are better for performance and software scalability.
Prestashop allow the brand owner to let their retail and non retail customers see the site with different price levels, which were configured in Netsuite customers profile.
Before taking a decision, collect your business requirements and ensure your pick meets your requirements. Netsuite web services allow you to communicate to a ny external system.