Jordan has never signed a full box of '86 Fleer Basketball cards before, so why did it sell for less than a single autographed Jordan card?

After a major Upper Deck announcement last month that autographed packs of 1986-87 Fleer Basketball packs could be found as redemptions in 2026 Goodwin Champion

Jordan has never signed a full box of '86 Fleer Basketball cards before, so why did it sell for less than a single autographed Jordan card?