LCD calculation - resolution and physical sizes

(4) Samsung i9000 - 4", 480 × 800, 1 : 1.67

Diagonal size4.00 in.10.16 cmDiagonal res.932Side ratio1.00
Horizontal size2.06 in.5.23 cmHorizontal res.480Pixel density233.24 ppi91.83 px/cm
Vertical size3.43 in.8.71 cmVertical res.800Pixel pitch0.0043 in.0.1089 mm
Area7.06 sq.in.45.54 cm2Number of pixels384000Bandwidth0.51 Gbps (@60 fps)

(3) HTC HD2 - 4.3", 480 × 800, 1 : 1.67

Diagonal size4.30 in.10.92 cmDiagonal res.932Side ratio1.00
Horizontal size2.21 in.5.62 cmHorizontal res.480Pixel density216.97 ppi85.42 px/cm
Vertical size3.69 in.9.37 cmVertical res.800Pixel pitch0.0046 in.0.1171 mm
Area8.16 sq.in.52.63 cm2Number of pixels384000Bandwidth0.51 Gbps (@60 fps)

(2) iPhone 3GS - 3.5", 320 × 480, 1 : 1.50

Diagonal size3.50 in.8.89 cmDiagonal res.576Side ratio1.00
Horizontal size1.94 in.4.93 cmHorizontal res.320Pixel density164.83 ppi64.89 px/cm
Vertical size2.91 in.7.40 cmVertical res.480Pixel pitch0.0061 in.0.1541 mm
Area5.65 sq.in.36.48 cm2Number of pixels153600Bandwidth0.21 Gbps (@60 fps)

(1) iPhone HD - 3.2", 640 × 960, 1 : 1.50

Diagonal size3.20 in.8.13 cmDiagonal res.1153Side ratio1.00
Horizontal size1.78 in.4.51 cmHorizontal res.640Pixel density360.56 ppi141.95 px/cm
Vertical size2.66 in.6.76 cmVertical res.960Pixel pitch0.0028 in.0.0704 mm
Area4.73 sq.in.30.49 cm2Number of pixels614400Bandwidth0.82 Gbps (@60 fps)

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