Reaction time test for new smartphone: Samsung

A new Samsung smartphone, the Samsung Galaxy S8 and S8+ , has now launched in the UK, with the smartphone going on sale next week.The smartphone, which is being marketed as a "tougher alternative" to the iPhone 7, features a 4.7-inch Super AMOLED display, which offers up to 326 pixels-per-inch (ppi) resolution.That means it can display a 1080p (2160p) picture and still look sharp.But the...