Firstly, city is more fuel efficient than dual vvti corolla because city is 1300 cc whereas dual vvti corolla is 1600cc so it's inappropriate to compare them...
1.4 and 1.8 million price cars don't have same interior and exterior...
Let's not forget wooden trim, optitron meter, four spoke steering, body color door handles and side mirrors, side skirts and side mouldings, alloy rims and last but not the least... Sunroof...
And not to mention... The heart of car, the engine in 1.8 million corolla is a beast in comparison to 1.4 million corolla...