India, Dec. 2 -- Samsung has officially unveiled the Galaxy Z TriFold, its most ambitious smartphone yet and the company's first device with two hinges and three interconnected displays. The launch marks a major leap in Samsung's foldable roadmap, offering a tablet-sized experience in a device that still folds down into a pocketable phone.

The Galaxy Z TriFold opens into a 10 inch widescreen layout, delivering a tablet like canvas for work, entertainment and multitasking. When folded, it relies on a compact 6.5 inch cover screen on the outside for everyday use. Samsung says the display crease has been reduced significantly, thanks to a redesigned folding structure and materials.

Instead of the outward wraparound design seen in some expe...