You make trade-offs on dimensions that do not violate fundamental principles or when you are confronted with a situation when you need to choose the lesser of two evils.
"Inconvenience caused by a shorter-battery life" vs "patronizing a company that is systematically abusing its power to take away freedom from everyone" is not such a case that requires any type of trade-off to be made.
"Inconvenience caused by a shorter-battery life" vs "patronizing a company that is systematically abusing its power to take away freedom from everyone" is not such a case that requires any type of trade-off to be made.