PSA vs DLR Comparison

Public Storage is the largest owner of self-storage facilities in the US, with more than 3,500 self-storage facilities in 40 states and approximately 258 million square feet of rentable space. Through equity interests, it also has exposure to the European self-storage market through Shurgard Self Storage. The company also has a merchandise business, a third-party property management business, and an insurance business that offers products to cover losses for the goods in self-storage facilities.

Digital Realty is one of the leading providers of cloud- and carrier-neutral data centers, offering colocation and interconnection services to hyperscalers and large businesses. Digital Realty operates 300 properties in 57 metropolitan areas across 31 countries, serving 5,000 customers. Renting physical space accounts for about 90% of Digital Realty's revenue. The firm enables hyperscalers and other clients to store servers, data, and networking equipment. The other 10% of revenue is generated primarily through interconnection services (8%) and other fee income (2%).