System for preparing a quantity of beverage suitable for consumption, including: a first exchangeable capsule and a second exchangeable capsule, the second exchangeable capsule being different from the first exchangeable capsule, the second exchangeable capsule having a second body and a second exit face attached to the second body and the first exchangeable capsule having a first body and a first exit face attached to the first body, the second exit face having a larger diameter than the first exit face, and an apparatus including a first brew chamber part and a second brew chamber part forming a brew chamber for selectively holding one of the first and second exchangeable capsules (4A, 4B), and a fluid supply system for supplying an amount of fluid, such as water, under pressure to the first brew chamber part, wherein the second brew chamber part has an extraction plate for abutting against the first or second exit face (12A, 12B), the extraction plate including a central portion and a peripheral portion, wherein the central portion of the second brew chamber part is movable into a first brewing position and a second brewing position, wherein the first brew chamber part is movable between a loading position and a brewing position, wherein the first brew chamber part in the loading position together with the second brew chamber part defines an open position, in which the capsule (4A, 4B) can be inserted into the brew chamber, wherein the first brew chamber part in the brewing position together with the central portion of the second brew chamber part in the first brewing position defines a closed position in which the first exchangeable capsule fits in the brew chamber, and wherein the first brew chamber part in the brewing position together with the central portion of the second brew chamber part in the second brewing position defines a closed position in which the second exchangeable capsule fits in the brew chamber. a first exchangeable capsule and a second exchangeable capsule, the second exchangeable capsule being different from the first exchangeable capsule, the second exchangeable capsule having a second body and a second exit face attached to the second body and the first exchangeable capsule having a first body and a first exit face attached to the first body, the second exit face having a larger diameter than the first exit face, and an apparatus including a first brew chamber part and a second brew chamber part forming a brew chamber for selectively holding one of the first and second exchangeable capsules (4A, 4B), and a fluid supply system for supplying an amount of fluid, such as water, under pressure to the first brew chamber part, wherein the second brew chamber part has an extraction plate for abutting against the first or second exit face (12A, 12B), the extraction plate including a central portion and a peripheral portion, wherein the central portion of the second brew chamber part is movable into a first brewing position and a second brewing position, wherein the first brew chamber part is movable between a loading position and a brewing position, wherein the first brew chamber part in the loading position together with the second brew chamber part defines an open position, in which the capsule (4A, 4B) can be inserted into the brew chamber, wherein the first brew chamber part in the brewing position together with the central portion of the second brew chamber part in the first brewing position defines a closed position in which the first exchangeable capsule fits in the brew chamber, and wherein the first brew chamber part in the brewing position together with the central portion of the second brew chamber part in the second brewing position defines a closed position in which the second exchangeable capsule fits in the brew chamber.