iPhone - 维基百科
1st gen and 3G: 3.5寸(89 mm) 3:2 aspect ratio, scratch-resistant [7] glossy glass covered screen, 262,144-color (18-bit) TN LCD, 480 × 320 px (HVGA) at 163 ppi, 200:1 contrast ratio 3GS: In addition to prior, features a fingerprint-resistant oleophobic coa...