Polo and Swift, both the cars are good enough and fun to drive but it would be unfair to give a conclusion here as the used car purchase will depend on lot of factors like car physical condition, no. of owners, KMs driven, age etc. Moreover, you can also get an idea of used car price via our tool: https://www.zigwheels.com/used-car-valuation If you are traveling less than 50-60km a day, opt for a petrol car instead of a diesel. With the extra Rs 1-1.50 lakh spent on a diesel purchase, you can actually drive a similar petrol car for as many as two years! So, do your math carefully. A diesel usually makes sense if you are driving above 60/70km a day. Please make sure that the CNG kit that you are installing is RTO approved to avoid future troublesome. However, the downside is that you would loose out on the boot space & you have to sacrifice with the power to get more fuel economy. We suggest you to get in touch with the authorized service center to know the nitty-gritty of the fittings as they will be the best people to suggest you the compatible CNG kit for your car. Here are some points that needs to be checked before purchasing a used car: 1. Do check the services and insurance record of the car to know about the car condition & damage areas. 2. Let the car be parked into an open space, avoiding shadows with adequate sunlight falling on the car & check for any dents and repair work. 3. Step inside and check the interiors and monitor the overall features and details on offer. 4. Get the car checked with the authorized service center to know about the car condition. 5. At last take a test drive & don't forget to bargain over the price to grab a best deal.
