LG isnt just bringing high-end smartphones like the G Pro 2 to Mobile World Congress — its also launching its L Series III phones for the budget-minded among us. The 3.5-inch L40, 4.5-inch L70 and 4.7-inch L90 are subtle evolutions of the Optimus L II range in terms of hardware. All of them sport faster 1.2GHz dual-core processors and refined designs that are more in line with the companys higher-end devices.