Game Kiddy GKD 350H Ultra vs TinyCircuits Thumby: size comparison

The Game Kiddy GKD 350H Ultra is 131 mm wider, 40.5 mm taller, 9.5 mm thicker, 283 g heavier than the TinyCircuits Thumby, with a front footprint about 1864% larger. Screens: 3.5″ vs 0.42″.