Shopify Plus is the advanced version of Shopify designed for high-volume merchants with complex needs. The pricing for Shopify Plus starts at $2,000 per month on an annual term. Additionally, there may be additional fees based on a percentage of your store's transactions.
On the other hand, Shopify Advanced is a lower-tier plan compared to Shopify Plus. It is priced at a flat rate of $299 per month. This makes it significantly cheaper than Shopify Plus.