Top 2 Reasons for I-Mobile TV 620 Compared to Zen Z90 23.5% more mAH battery than Zen Z90. More battery capacity reduces the need to charge your battery again. (1050 mAH, Li-ion vs. 850 mAH, Li-ion) 6.7% more mega pixels (MP) on main camera than Zen Z90. More main camera resolution means better picture quality and detailed photos, which will look sharp on a large screen. (3.2 MP vs. 3 MP) |