Best Diesel SUVs in India 2025: Highway Trips With Good Mileage & Comfort
Diesel SUVs continue to be trusted companions for long highway journeys in India. Better torque for quick overtakes, efficient fuel consumption, and relaxed cruising make them ideal for frequent travellers. Even as EVs and hybrids dominate conversations today, diesel remains relevant in 2025, especially for those who love road trips.
Best Diesel SUVs in India 2025 – Top Picks
Hyundai Creta Diesel

Highway refinement has always been the Creta’s biggest draw. The 1.5-litre turbo-diesel feels smooth and unstressed at high speeds. Cabin insulation keeps road noise under control, making long hours more relaxed. Expected highway mileage sits around 18–21 kmpl, appealing to buyers who prioritise comfort and efficiency.
ReadMore: Hyundai Creta Becomes India’s Best-Selling Car
Kia Seltos Diesel

The Seltos brings a slightly sportier edge to long-distance driving. Highway overtakes feel confident, and the ride stays comfortable without feeling too soft. With features like ventilated seats and ADAS (in higher variants), it suits holiday travel well. Expect 18–20 kmpl on highways.
Maruti Suzuki Grand Vitara Diesel (Expected)

If it enters production, the Grand Vitara diesel could become the fuel-efficiency champion of this list. Maruti’s lightweight body structure and tuning expertise may deliver 20–23 kmpl on highways. The overall comfort-focused setup makes it a promising choice for economical highway touring.
Read More: 2025 Maruti Grand Vitara Launched With Improved Safety and New Features.
Tata Harrier Diesel

The Harrier is known for its solid build and highway stability. The refined 2.0-litre diesel now feels more composed at cruising speeds. While mileage figures are slightly lower at around 15–17 kmpl, the spacious cabin and comfortable ride make it ideal for travellers who prioritise space and road presence.
Mahindra XUV700 Diesel

The XUV700 combines strong power with impressive efficiency. The 2.2-litre mHawk engine offers smooth high-speed performance while still returning 16–19 kmpl on longer routes. It remains one of the most comfortable family tourers with excellent seat support and stability.
Why Diesel SUVs Still Matter for Highway Trips
Over long distances, diesel engines offer more confidence and real-world value. The cost per kilometre is lower than petrol, and range anxiety is minimal compared to most EVs today. Whether it’s a weekend getaway or a month-long tour across states, diesel still promises comfort and consistency.
Which Diesel SUV Should You Choose for Highways?
The Creta and Seltos deliver the best balance of comfort and efficiency. Those wanting maximum space and stability may prefer the Harrier. Families seeking power and convenience together will appreciate the XUV700. And if mileage tops your priority list, the expected Grand Vitara diesel could be worth the wait.
Final Thoughts
Diesel remains the highway king for Indian travellers in 2025. These SUVs provide range, comfort, and reliability — qualities every long-distance driver values. Choosing the right one depends on whether you prioritise fuel economy, performance, or family-friendly space.
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