KSA, PSA and BGS: Three grading philosophies When it comes to sports card grading, collectors often debate between KSA , PSA , and BGS . KSA  is the trusted Canadian option — reliable, fast, and affordable. It appeals especially to collectors in Canada who appreciate its local presence and consistent grading standards. While not as globally recognized as PSA, KSA’s transparency and customer service make it a solid choice. PSA  remains the global leader. A PSA 10 Gem Mint  car