14.9 grams Lighter than Bird F520. light weight phone is easy to hold and can kept in your pocket for long time. (75 grams vs. 89.9 grams)
1,200.0% more mega pixels (MP) on main camera than Bird F520. More main camera resolution means better picture quality and detailed photos, which will look sharp on a large screen. (1.3 MP vs. 0.1 MP)
4.0 mm Thinner than Bird F520. Slim mobile phone is easy to handle and looks gorgeous in hand. (109.8 x 48 x 16 mm vs. 107 x 44 x 20 mm)
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