Apple said that the glass on the back was the "most durable glass on any smartphone" attempting to assuage fears that the new iPhone would be less durable than the iPhone 7.
Apple ກ່າວວ່າແກ້ວກັບຄືນໄປບ່ອນແມ່ນ "ແກ້ວທົນທານທີ່ສຸດກ່ຽວກັບໂທລະສັບສະຫຼາດໃດ," ພະຍາຍາມເພື່ອລະງັບການຄວາມຢ້ານກົວວ່າ iPhone ໃຫມ່ຈະທົນທານຕ່ໍາກວ່າ iPhone ໄດ້ 7.