A Christmas card can vary in weight depending on the materials used to make it. A standard paper card typically weighs between 10 grams and 50 grams. Heavier or more intricate cards that include embellishments like ribbons or glitter can weigh up to 100 grams. Additionally, cards that include metal or plastic components can weigh significantly more, ranging from 100 grams to 250 grams or more. Overall, the weight of a Christmas card depends on its size, material, and any additional features.