Which one would you prefer between the Tata Sierra and the Renault (or Dacia) Duster Hybrid, considering my annual running is around 7,000-8,000 km, including about 2,000-3,000 km on highways? I am particularly interested in the Sierra TGDi AT variant, but the Duster Hybrid makes the choice a bit confusing. Please advise.

Autocar India

•1d

We'd recommend waiting for the Renault Duster that will be launched on March 17. On paper, it could be the best suited to your requirements. The engine promises enough power for highway drives, and if the build is anything like the old Duster's, it will be ideal for your hill drives too, especially in testing environs like Ladakh. Of the other options on the list, the Skoda Kushaq/ Volkswagen Taigun 1.0 MT could fit the bill for you. They have a robust build, punchy engines and deliver good economy when driven in a relaxed manner.

Skoda Kushaq facelift

Renault Duster

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Autocar India

•11h

For the kind of usage you describe, around 178km a day and roughly 46,000km a year - a diesel car makes far more sense than a CNG one.Firstly, diesel is much more widely available on highways and expressways, which is where you’ll be spending most of your time. With such high daily mileage, convenience matters, and diesel fuel stations are easy to find almost anywhere in the country.Secondly, diesel engines are better suited to long-distance cruising. Their strong low-end and mid-range torque make overtaking easier and allow the car to cruise at highway speeds with less effort. This also typically results in lower engine stress and more relaxed driving. It should suit your priorities of smooth cruising, good NVH and long-term durability.CNG cars, on the other hand, do have a few compromises. Performance is noticeably weaker than petrol versions, because CNG produces less energy. When the car is fully loaded or when you need quick overtakes on the highway, the lack of power becomes quite evident. Another practical issue is that the CNG cylinder takes up a large portion of the boot, which can be inconvenient if you are frequently travelling with luggage. From a mechanical perspective, modern factory-fitted CNG engines are much better engineered than earlier conversions. However, CNG is a dry gaseous fuel and doesn’t have the lubricating properties of liquid fuels, so over very high mileages, there can be slightly higher wear on valves and valve seats. For someone covering well over 40,000km a year, a diesel powertrain is generally the more robust long-term solution.Since you haven’t mentioned your exact budget, here are a few strong diesel options across segments. In the compact SUV class, the Hyundai Venue diesel is a good choice with a refined and proven 1.5-litre engine. If you want something larger and more comfortable for long highway drives, the Hyundai Creta diesel remains one of the best all-rounders with excellent refinement and efficiency. And if you are looking for something bigger and more premium, the Mahindra XUV7XO diesel offers strong performance, good highway manners and a very robust engine.Both Hyundai Motor India and Mahindra & Mahindra have well-proven diesel engines that are known to handle high mileage well when properly maintained. Given your driving pattern and ownership horizon of 5 years or more, diesel is clearly the more suitable and practical choice.

Hyundai Creta

Hyundai Venue

Mahindra XUV 7XO

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Autocar India

•13h

With your kind of usage around 40,000km a year, mostly on highways, the Tata Safari diesel would be the better option for you overall.The main reason is that the Safari is simply the stronger highway car, which is where you’ll be spending most of your time. Its 2.0-litre diesel engine produces more torque than the one in the Hyundai Alcazar, and that extra pulling power really helps during highway driving. Especially when overtaking or cruising with a full load of passengers and luggage. The Safari also has a more substantial feel and tends to feel more planted and stable at higher speeds, which is something you will appreciate on long highway runs. Safety is another area where the Safari has an edge.The Alcazar’s advantage lies in efficiency and ease of use. It is slightly more fuel-efficient and feels lighter and easier to drive in city conditions. Maintenance on Hyundai models is also generally predictable, and service networks are very strong. However, given that your driving is predominantly highway-based, these benefits may not be as significant for your usage pattern.In terms of running costs, both being diesel means fuel costs will remain relatively manageable, even with such high annual mileage. The Alcazar will likely return slightly better fuel efficiency, but the difference isn’t dramatic enough to outweigh the Safari’s advantages in performance, stability and overall highway ability.

Tata Safari

Hyundai Alcazar

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