KT Pocket KT-R1 vs Sony PSP-1000: size comparison

The KT Pocket KT-R1 is 0.2 mm narrower, 5.5 mm taller, 4.7 mm thinner, 20 g lighter than the Sony PSP-1000, with a front footprint about 7% larger. Screens: 4.5″ vs 4.3″.