Q. What is difference in W8 and W8 Option - XUV 300?

Both the Variants has Feature differences, Additional Features available in W8 (O) has 7 Airbags, including knee and side airbags (best-in-class), Leatherette interiors ,Auto-dimming IRVM, TPMS(tyre pressure monitoring system) ,Front parking sensors (first-in-class),17-inch diamond cut alloy wheels, Sunroof,Dual-tone roof rails.

W8 and W8 option is almost the same, except it has extra features like the sunroof, alloy wheels, front parking sensors etc. However it's worth putting extra cash for w8 option

It offers some basic more functions which do not justifies its cost. Its most value for money varient is w6