Tigor- underpowered yet bang for buck car

25-27kmpl constant mileage on highway, 18-20 in city 90% ac on. Diesel engine is underpowered as compared to rival cars and also noisy, dashboard and door panel rattle. Spacious interiors, superb ride quality, much better that rivals. Did a nonstop mumbai indore drive and it was a breeze, no driving fatigue at all. Music system is one thing which will make you go crazy, the harman system are just awesome. Tata service quality has improved as they take regular feedbacks. Handling is accurate and the car gives you confidence in corners. ABS and Ebd are well caliberated and have come as life saver in couple of occasions with me, especially the corner stability controll has saved my car from skidding of during a high speed sharp cornering.