My average running is 500 km per month. This will be my last car, as I am 56 years old. I have looked at the second base variants of the Sierra, Vitara, Victoris, and Brezza. In terms of looks, I like the Sierra, but I am confused about the naturally aspirated petrol engine. Please suggest.

Autocar India

•1d

The Tata Sierra is a big, heavy car, and the petrol engine, being a naturally aspirated unit, feels just about adequate, especially once you load it up or hit the highway. The diesel, on the other hand, suits the car far better with its stronger low-end pull, making overtakes easier and long-distance driving far more relaxed.That said, with your low annual running of under 6000 km, the petrol still makes sense if your usage is mostly in the city. It will feel smoother, easier to live with and perfectly adequate for everyday driving, even if it lacks that effortless punch on highways.If you are open to alternatives for a better petrol manual experience, the Renault Duster with its turbo petrol engine is a strong option. It feels far more effortless to drive, while naturally aspirated options like the Kia Seltos or Hyundai Creta offer a more refined and effortless experience than the Sierra petrol.

Tata Sierra

Renault Duster

Kia Seltos

Hyundai Creta

Autocar India

•2d

With under 6,000 km a year and the Adventure Plus in mind, I’d pick the Sierra Adventure Plus petrol automatic for you. At this running, petrol makes more sense day to day. It is smoother and quieter in the city, usually costs less to buy, and you avoid the diesel exhaust filter worries that can crop up if most of your trips are short and at low speeds. For your likely mix of city use and the odd trip, the petrol automatic will feel easy and relaxed, with enough power for family runs.The trade-offs to note are that on long highway drives with a full load, the diesel automatic will feel stronger when pulling from low speeds and will use less fuel, so it suits heavy touring better.If your plan changes to frequent highway trips or 15,000 km-plus a year, then the diesel automatic becomes the smarter pick. Otherwise, for your current use, the Tata Sierra Adventure Plus petrol automatic lines up best.

Tata Sierra

Autocar India

•4h

The key point is compatibility. All new petrol cars in India, including the Tata Punch, are designed to run on E20 fuel, especially models made after 2023. Tata has updated its entire petrol lineup to be E20 compliant, so there is no risk of engine damage or warranty issues when using this fuel.Now, what actually changes with E20? In real-world use, the only noticeable difference is slightly lower fuel efficiency, because ethanol has lower energy content than pure petrol. Even in tests, cars, including the Punch, show a small drop in mileage with E20 compared to older fuel blends. But this is minor and something all modern petrol cars will experience, not just the Punch.From an ownership perspective, your usage matters more. With limited city driving, a petrol automatic like the Punch is actually a very sensible choice. It is easy to drive, low maintenance and does not have the complexity of diesel or EV systems.The only thing to keep in mind is that mileage may feel slightly lower than older petrol cars due to E20.

Tata Punch