Hyundai Exter Hy-CNG Duo vs Tata Punch iCNG comparison: Engine specs, mileage, price and more

Hyundai Motor India recently debuted the Exter Hy-CNG Duo, essentially a CNG version of its entry-segment SUV Exter equipped with dual cylinder technology. With this launch, Hyundai has become just the second manufacturer to adopt the clever dual cylinder technology with the first being Tata Motors. As for its rival, the Exter CNG will compete against the Tata Punch iCNG and here, let’s quickly take a look at how these models stack up against each other in terms of engine specs, mileage and price.
Hyundai Exter CNG vs Tata Punch iCNG: Engine Specs
Under the hood, the Hyundai Exter Hy-CNG Duo houses a 1.2-litre, four-cylinder engine that makes 69 hp and 95 Nm of peak torque in the CNG mode. Its rival, the Tata Punch iCNG, is equipped with a slightly more powerful 1.2-litre, three-cylinder engine generating 73.4 hp and 103 Nm of torque.
Hyundai Exter CNG Duo vs Tata Punch iCNG: Mileage
Fuel efficiency is a key factor for CNG car buyers. The Hyundai Exter Hy-CNG Duo boasts a claimed mileage of 27.1 km/kg, while the Tata Punch iCNG offers a competitive figure of 26.99 km/kg.

Hyundai Exter CNG Duo vs Tata Punch iCNG: Features
The Hyundai Exter CNG and Tata Punch CNG both offer a range of notable features. The Exter boasts projector headlights, LED DRLs, and 15-inch steel wheels, along with a sunroof, semi-digital driver’s display, and a comprehensive safety suite including 6 airbags, ABS with EBD, TPMS, ESC, and rear parking camera. It also boasts an 8-inch infotainment system.
In contrast, the Tata Punch CNG features auto-projector headlights, 16-inch alloy wheels, and a front fog lamp, with interior perks like push-button start/stop, front centre armrest, and a 7-inch infotainment system with 6 speakers. Safety in the Punch includes dual front airbags, reverse parking camera, and electronic stability programme.
Both models offer comfort and convenience with features like height-adjustable driver’s seat, steering-mounted controls, power windows, and auto AC.
Hyundai Exter CNG Duo vs Tata Punch iCNG: Prices
As far as the pricing is concerned, the Punch has a slight advantage as the Hyundai Exter starts at Rs 8.50 lakh, while the Tata Punch CNG starts at Rs 7.23 lakh, both ex-showroom.