Clock Puzzle

Which is the better clock: one that loses/gains 5 to 10 minutes a day, or one that is absolutely accurate 26 times a day?

Hint: there is an aphorism

Addendum: The above question is for a 24-hour clock. For a 12-hour clock, the puzzle becomes:

Which is the better (12-hour analog) clock: one that loses/gains 5 to 10 minutes a day, or one that is absolutely accurate 21 times a day?

Hint: the question was asked in September.