Top 3 Reasons for Lemon B639 Compared to Lemon B429 66.7% more mAH battery than Lemon B639. More battery capacity reduces the need to charge your battery again. (3000 mAH, Li-Po vs. 1800 mAH, Li-ion) 1.6 mm Thinner than Lemon B639. Slim mobile phone is easy to handle and looks gorgeous in hand. (110 x 47 x 13.75 mm vs. 115.4 x 49 x 15.30 mm) 8.3% bigger screen size than Lemon B639. The bigger the screen size is better the user experience of reading and watching movie or video songs. (2.6 Inch vs. 2.4 Inch) |