Xolo Has Launched A New Budget Smartphone Q510s With Android 4.4.2 KitKat @ Rs. 6,499! Xolo Q510s With 4-Inch Display and Android 4.4.2 KitKat Launched at Rs. 6,499 Xolo has launched a new budget smartphone, the Q510s , listing it on its site at Rs. 6,499. The August 18, 2014 News/Phone Reviews/Product Launch/Technology News