The main difference between the Philips OneBlade Pro 360 models numbered QP6652/61 and QP6652/30 lies in the accessories and charging station. The QP6652/30 model has an extended LED display and comes with a charging station, while the QP6652/61 model also offers a wide range of cutting lengths and a 360-degree blade, but there may be differences in the features and accessories. The models differ in price, with QP6652/30 usually being the more comprehensive model with charging station.