Both SD Bullion and JM Bullion are reputable precious metals dealers, but they have distinct strengths. SD Bullion generally offers lower premiums over spot price, making it appealing for budget-conscious buyers.
JM Bullion tends to have a wider product selection, a more polished website experience, and strong customer service. Both carry solid reputations and are accredited. If you prioritize price, SD Bullion has the edge.
If you value variety and a smoother buying experience, JM Bullion is the better choice. Your decision ultimately depends on whether cost or convenience matters more to you.