Atlanta, Georgia., Nov. 06, 2025 (GLOBE NEWSWIRE) -- New car customers rated Porsche as the top premium brand in the J.D. Power 2025 U.S. Sales Satisfaction Index (SSI) StudySM released Thursday. This marks the third consecutive year Porsche has ranked #1 among premium automotive brands, earning 855 points – four more than last year –  allowing it to secure the top spot overall among premium brands, including both the premium car and premium SUV segments. “We are truly thankful to our customers and to our d ...