Game Kiddy GKD Bubble vs HardKernel Odroid Go Ultra: size comparison

The HardKernel Odroid Go Ultra is 37.2 mm wider, 4 mm taller, 1 mm thicker, 72 g heavier than the Game Kiddy GKD Bubble, with a front footprint about 28% larger. Screens: 5″ vs 3.5″.