Are you hunting for the cheapest CNG SUV with Smart features? Say hello to the Hyundai Exter EX Hy-CNG Duo – the latest addition to Hyundai’s subcompact SUV segment. Launched as a new entry-level CNG variant, the Exter EX Hy-CNG Duo is designed for those who seek performance, mileage, and affordability, all in one compact package.
Let’s explore what makes this model a smart pick in the growing market of CNG cars in India.
Key Specifications – Hy Exter CNG Duo
Feature | Specification |
Engine | 1.2L Bi-Fuel Kappa (Petrol + CNG) |
Fuel Type | Petrol/CNG |
Transmission | 5-Speed Manual |
Max Power (CNG) | 68 hp @ 6000 rpm |
Max Torque (CNG) | 95.2 Nm @ 4000 rpm |
Mileage (CNG) | 27.1 km/kg (claimed) |
CNG Tank Capacity | 60 litres (water equivalent) |
Boot Space | Optimized with Dual-Cylinder Layout |
Seating Capacity | 5 |
Ex-showroom Price | ₹7.50 Lakh |
Safety Features | Dual Airbags, ABS with EBD |
Infotainment | Basic 2-DIN Audio System |
Air Conditioning | Manual AC with Heater |
Launch Date | April 2025 |
Why Choose this Model?
The best model for those who are looking for a reliable, fuel-efficient vehicle without compromising utility and safety. Also, the car is tailored for urban commuters and first-time car buyers. Read on to know what stands out and it is one of the best CNG cars in India:
- Dual Cylinder CNG Technology: This one saves boot space common disadvantage in standard CNG tanks.
- High Mileage: Claimed mileage of 27.1 km/kg ensures long runs and minimum costs.
- Hyundai Assurance: Serviced and under warranty through the infinite Hyundai network, it’s peace of mind in the bag.
- Affordable: It starts at ₹7.50 lakh, thus undercutting the competitive petrol SUVs in its class.
Compare: Exter CNG Duo vs Other Budget CNG SUVs
Model | Price (Ex-showroom) | Mileage (CNG) | Engine (CNG) | Boot Space Type |
Hyundai Exter-CNG Duo | ₹7.50 Lakh | 27.1 km/kg | 1.2L Kappa Bi-Fuel | Dual Cylinder |
Tata Punch CNG | ₹7.23 Lakh | 26.99 km/kg | 1.2L Revotron CNG | Single Cylinder |
Maruti WagonR CNG | ₹6.45 Lakh | 25.19 km/kg | 1.0L S-CNG | Single Cylinder |
Maruti Celerio CNG | ₹6.74 Lakh | 26.68 km/kg | 1.0L DualJet S-CNG | Single Cylinder |
Note: Prices and specs are approximate and may vary by city.

Performance & Driving Experience
The 68hp output while running on CNG is just right for getting around with day-to-day activities and for some nice urban cruising. The 5-speed manual is tuned for smooth clutch shifts, while the car offers decent maneuverability within city traffic. When it comes to thrilling highway rides, forget it. But to weave in and out of crowded streets, it is just about right.
In terms of suspension setup, it maintains a balance for city rides while having a light clutch action, practical for stop-and-go traffic.
Green Mobility with CNG
With the rise in fuel consumption, prices, and environmental concerns, CNG cars like this provide a great alternative.
With growing fuel prices and environmental concerns, CNG cars like the Exter EX Hy-CNG Duo offer a great alternative. They are less expensive to run and emit fewer pollutants than petrol or diesel cars. This model reflects Hyundai’s commitment to sustainable mobility and reducing emissions.
In addition, with the rapid growth of CNG infrastructure across India, CNG cars have never been a more viable option in the long run.
Final Thoughts
Hyundai Exter EX Hy-CNG Duo has created a fresh new offering in the CNG car segment. It’s compact yet eco-friendly; kind on the pocket yet endowed with the assurance of a reliable brand like Hyundai. If you’re a student, a small entrepreneur, or any city-dweller needing an efficient ride, the cheapest CNG SUV deserves its space on the shortlist. If you are looking for a subcompact affordable CNG SUV that strikes the right balance of mileage, price, and practicality, this sits on the list of few.
FAQs
What is the Hyundai Hy-CNG Duo?
The Hy-CNG Duo line of Hyundai vehicles is designed to maximize every trip. Its dual-cylinder engine provides great fuel efficiency and plenty of cargo capacity.
Is Hyundai Exter hit or flop?
It’s a huge success in the Indian market.
Is CNG better than hybrid?
It’s usually a cheaper option and more popular in budget cars than hybrids.
Which car has both CNG and petrol?
There are many cars available with both petrol and CNG options, like Tata Tiago, Hyundai Exter, Maruti Suzuki Ertiga, etc.
Is CNG better or EV?
When it comes to energy efficiency, EVs outperform CNG and gasoline-powered vehicles.