Opening Sam's Club 151 (4 Mini Tins + 4 Promo Cards Bundle) returns about $24.68 in card value against its $214.84 price — roughly $0.11 back per dollar spent. On current prices, you lose money on average by opening it.
See every card and pull rate in Scarlet & Violet 151
How expected value is calculated — card value only, from published pull rates and daily market prices.
Sam's Club 151 (4 Mini Tins + 4 Promo Cards Bundle) on TCGplayer