Jul 16, 2015 The revised 6th generation iPod touch specs suggest the device is much faster, as hardware is now closer in line with that of iPhone 6 models, with the notable difference of having a 4″ Retina display, and unlike iPhone, no cellular connection. According to the specifications available on the Apple website, the Touch sports a 4-inch display, and crucially, boasts a 3.5mm headphone jack. The latest, shrunken touch-screen iPod nano marks a rare misstep from Apple. Because it is an iPod, the 6th-generation nano works seamlessly with a graceful user interface, but it's a flawed concept. Last year's 5th-gen nano came with a largerFull Review.