The shorter warranty suggests the MG3750 may not be as reliable as the MG7750, which has a five-year warranty. Given our long-term experience with less-expensive trimmers, we would expect to see signs of power fade, slower motor speeds, or shorter battery life after a while. For our latest round of testing, we compared our established… Continue reading Philips Norelco Oneblade Replacement Blade 3ct Qp230