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Top 12 Mileage Diesel Cars in India in 2025
In recent years, fuel efficiency in vehicles has garnered a lot more attention than before, owing to several factors – the most crucial among them being a sustained rise in fuel prices.
While fuel economy or a car’s mileage may not be the only factor to look into before purchasing a car, it is certainly one of the more important features of a vehicle that plays a role in its performance.
Nevertheless, let us now look at some of the best mileage diesel cars in India!
When buying a car in India, securing car insurance is also crucial as it is mandatory by the Motor Vehicles Act of 1988. It provides financial protection against accidents, theft, and damage, safeguarding your investment.
Having car insurance saves you from hefty traffic fines, license suspension, and even legal trouble.
List of Fuel-Efficient Diesel Cars in India in 2025
Note:  All prices here are the ex-showroom price in Delhi.
Top 12 Best Mileage Diesel Cars in India in 2025
1. Tata Altroz | Mileage: 23.46 kmpl
The Tata Altroz is India’s first premium hatchback to achieve a 5-star Global NCAP safety rating, making it one of the safest cars on the road. Its diesel variant is powered by a refined 1.5L turbocharged engine that strikes a balance between performance and excellent fuel economy.
With its stylish design, spacious interiors, and advanced infotainment features, the Altroz appeals to both young professionals and families seeking a fuel-efficient hatchback. Considering the mileage of 23.64 kmpl, it is one of the most economical diesel hatchbacks in the country.
Key Specifications:
- Engine: 1497 cc
- Power: 88.77 bhp @ 4000 rpm
- Torque: 200 Nm @ 1250–3000 rpm
- Transmission: 5-speed Manual
- Mileage: 23.64 kmpl
- Seating Capacity: 5
- Body Type: Hatchback
2. Hyundai Venue | Mileage: 24.2 kmpl
The Hyundai Venue is India's most fuel-efficient diesel car, offering a healthy combination of practicality, premium features, and performance. Compact in size yet big on features, this SUV also boasts a modern design and a cabin equipped with advanced technology, including connected car features and wireless phone charging.
It is equipped with a 1.5L engine and offers a comfortable ride on both city roads and highways, making it ideal for both urban and highway use. It is the most fuel-efficient diesel SUV in its segment, boasting remarkable mileage.
Key Specifications:
- Engine: 1493 cc
- Power: 113.45 bhp @ 4000 rpm
- Torque: 250 Nm @ 1500–2750 rpm
- Transmission: 6-speed Manual & Automatic
- Mileage: 24.2 kmpl
- Seating Capacity: 5
- Body Type: SUV
3. Mahindra XUV 3XO | Mileage: 20.6 kmpl
The Mahindra XUV 3XO is a compact SUV designed for optimal performance and efficiency. Powered by Mahindra’s advanced diesel engine, it offers strong low-end torque, making it ideal for city drives as well as highways.
In addition to being fuel-efficient, the SUV is packed with premium offerings, including a panoramic sunroof, Level 2 ADAS safety suite, and spacious seating, making it the ultimate SUV. For buyers seeking a stylish compact SUV with excellent mileage and performance, the XUV 3XO stands out as one of the top choices.
Key Specifications:
- Engine: 1493 cc
- Power: 115 bhp @ 3750 rpm
- Torque: 300 Nm @ 1500–2500 rpm
- Transmission: 6-speed Manual & Automatic
- Mileage: 20.6 kmpl
- Seating Capacity: 5
- Body Type: SUV
4. Kia Sonet | Mileage: 24.1 kmpl
The Kia Sonet is equipped with a 1.5L CRDi engine and is available with both manual and automatic gearbox choices. Additionally, it is the most affordable Kia vehicle in India. Nonetheless, it also boasts a maximum power of 81.86bhp@6000rpm and a maximum torque of 115nm@4200rpm.
Key Specifications:Â
- Engine: 998cc - 1493cc
- Power: 81.8 - 118 bhp
- Torque: 250Nm - 115Nm
- Transmission: Manual, Clutchless Manual (IMT) & Automatic
- Mileage: 24.1 kmpl
- Seating capacity: 5
- Body type: SUV
5. Tata Nexon | Mileage: 21.5 kmpl
Another SUV worth mentioning in this list of top mileage diesel cars in India is the Tata Nexon.
It comes with a turbocharged diesel engine, which has been updated with the BS-VI emission standards. It also generates an output of 110PS power and a torque of 260Nm.
Some of the most attractive features of this car include an instrument cluster, which is digital, ABS, dual front airbags, an electronic stability program, etc.
Key Specifications:Â Â
- Engine: 1199cc - 1497cc
- Power: 113.31 - 118.27 bhp
- Torque: 260Nm - 170Nm
- Transmission: Manual & Automatic
- Mileage: 17.01 - 24.08 kmpl
- Seating capacity: 5
- Body type: SUV
6. Mahindra Bolero | Mileage: 16.7 kmpl
One of the most popular SUVs on Indian roads, the Mahindra Bolero is known for its performance, longevity, and exceptional interiors. The luxurious cabin alongside ample boot space makes this the perfect car for large families.Â
The tough exterior and a powerful m HAWK 75 engine deliver an increased power of 55.9 kW and 210 Nm Torque. The digital information cluster at the front also provides information about current mileage, trip distance, speed, etc.Â
 Key Specifications: Â
- Engine: MHawk75 1493 cc
- Power: 55.9 kW @ 3600 r/min
- Torque: 210 Nm @ 1600 - 2200 r/min
- Transmission: Manual
- Mileage: 16.7 kmpl
- Seating Capacity: 7
- Body Type: SUV
7. Hyundai CRETA | Mileage: 21.8 kmpl
The modern SUV redesigned, the Hyundai CRETA has a sharp, bold, and premium appearance. Not only is it an impressive ride, but it is also fitted with a Bose surround-sound system and home-to-car Alexa for your utmost luxury and convenience.Â
The Hyundai CRETA has been engineered to be agile with its 1.5-litre diesel engine in 6-speed manual and automatic transmissions. The car is both fuel-efficient and comfortable for long rides.Â
Key Specifications:Â Â
- Engine: 1493 cc
- Power: 85 kW (116 ps) @ 4000 r/min
- Torque: 250 Nm (25.5 kgm) @ 1500Â - 2750 r/min
- Transmission: 6-speed Manual and Automatic Transmission.
- Mileage: 21.8 kmpl
- Seating Capacity: 5
- Body Type: SUV
8. Kia Seltos | Mileage: 20.7 kmpl
The perfect car for the environment-conscious adventurer, the Kia Seltos is domineering, tough, and a beast on the road. Its streamlined design is both contemporary and functional.Â
Equipped with a 26.03 cm HD Touchscreen and full digital cluster, the SUV does not skimp out on amenities. The Kia Seltos also has commendable safety features like airbags, ABS, ESC, tyre pressure monitor, rear parking sensors, etc.Â
Key Specifications:Â Â
- Engine: 1493 ccÂ
- Power: 114.41 bhp @ 4000 rpm
- Torque: 250 Nm @ 1500 - 2750 rpm
- Transmission: AutomaticÂ
- Mileage: 20.7 kmpl
- Seating Capacity: 5
- Body Type: SUV
9. Mahindra XUV700 | Mileage: 17 kmpl
The Mahindra XUV700 is one of the most advanced SUVs in India, offering a blend of power, technology, and safety. It boasts a powerful diesel engine, perfect for your everyday commute and adventurous trips.
With features such as Level 2 ADAS, dual 10.25-inch displays, a panoramic sunroof, and premium interiors, it provides a luxurious driving experience. Despite being a large SUV, it still manages to deliver a respectable 17 kmpl mileage, making it one of the most efficient in its class.
Key Specifications:
- Engine: 2184 cc
- Power: 182.38 bhp @ 3500 rpm
- Torque: 420–450 Nm
- Transmission: 6-speed Manual & Automatic
- Mileage: 17 kmpl
- Seating Capacity: 5–7
- Body Type: SUV
10. Tata Harrier | Mileage: 16.8 kmpl
Designed with luxury and performance in mind, the Tata Harrier caters to the youth with its best-in-class design features like an LED-illuminated sunroof, mood lighting, and central control panel.Â
The Tata Harrier also boasts a spectacular performance all thanks to its kryotec 2.0 litre turbocharged, 4-cylinder engine. The alloy wheels, fog lights, and roof rails make this the perfect car for cities and off-road rides.Â
 Key Specifications: Â
- Engine: 1956 cc
- Power: 170 ps @ 3750 rpm
- Torque: 350 nm @ 1750 - 2500 rpm
- Transmission: Automatic and Manual
- Mileage: 16.8 kmpl
- Seating Capacity: 5
- Body Type: SUV
11. Tata Safari | Mileage: 16.3 kmpl
Similar to other Tata SUVs when it comes to appearance, the Tata Safari is a great car for adventurous folks who don't want to skimp out on luxury.
It comes with a Kryotec 2.0 L Turbocharged Engine and a 6-speed Automatic Transmission. The Tata Safari is also one of the safest cars on the list with a GNCAP rating of 5 stars. Other features include a 360-degree surround view system, hill-hold control, EPB with auto hold, etc.
Key Specifications:
- Engine: 1956 cc
- Power: 170 ps @ 3750 rpm
- Torque: 350 nm @ 1750 - 2500 rpm
- Transmission: Automatic
- Mileage: 16.3 kmpl
- Seating Capacity: 6 - 7
- Body Type: SUV
12. Hyundai Alcazar | Mileage: 20.4 kmpl
The Hyundai Alcazar is a premium 6- or 7-seater SUV based on the popular Creta, offering more space and versatility for families. Its diesel variant delivers excellent fuel efficiency while maintaining refined performance for long-distance touring.
The Alcazar comes loaded with features, including ventilated seats, a 360-degree camera, a panoramic sunroof, and connected tech. Due to its commendable blend of practicality, luxury, and fuel efficiency, it has become one of the bestselling family SUVs in India.
Key Specifications:
- Engine: 1493 cc
- Power: 113.45 bhp @ 4000 rpm
- Torque: 250 Nm @ 1500–2750 rpm
- Transmission: 6-speed Manual & Automatic
- Mileage: 20.4 kmpl
- Seating Capacity: 6–7
- Body Type: SUV
Also, it is advisable to protect your car with a third-party car insurance policy, as it is mandated by law. It will cover any damage or losses your vehicle could cause to a third-party person or property in any unforeseen mishap.