How to migrate data from OpenCart to Prestashop using LitExtension tool: http://litextension.com/prestashop-migration-tool/opencart-to-prestashop.html

If you are looking for quick, simple way to migrate all important data from shopping cart to Prestashop, LitExtension Migration Tool is a good choice. Migrate to Prestashop accepts you to migrate products, categories, customers, password, orders, URL SEO ranking, custom field, taxes, reviews and other data from OpenCart. The process is straightforward and requires no technical knowledge.