Top 2 Reasons for FLY B450 Compared to Bosch 909 Dual 53.8% more mAH battery than FLY B450. More battery capacity reduces the need to charge your battery again. (1000 mAH, Li-ion vs. 650 mAH, Li-ion) 3.5 mm Thinner than FLY B450. Slim mobile phone is easy to handle and looks gorgeous in hand. (110 x 61 x 13.50 mm vs. 112 x 50 x 17 mm) |