CNG Automatic Cars in India 2026 – Price, Mileage & Best Picks

When it comes to fuel-efficient cars with better convenience, CNG automatic cars are a good option to consider. CNG can help reduce running costs compared to petrol, while an automatic transmission offers extra convenience, especially in heavy city traffic.

Currently, the number of CNG automatic cars in India is still limited compared to petrol automatic cars. However, the available models are suitable for daily city commutes, offering lower running costs with clutch-free driving convenience. So, if you're looking for low running cost + automatic driving convenience, here are the best CNG automatic cars you can consider in 2026.

CNG Automatic Cars in India – Price, Mileage and Transmission Comparison

CNG automatic cars combine the lower running cost of CNG with the convenience of an automatic transmission. Most of the currently available options use AMT, which is particularly suitable for daily city driving.

CNG Automatic Cars Comparison

Car	Starting Price	Mileage	Power Output	Transmission	Body Type
Tata Tiago iCNG AMT	₹7.05 lakh*	Up to 26 km/kg*	~72-75 bhp	5-speed AMT	Hatchback
Tata Tigor iCNG AMT	₹8.29 lakh*	Up to 28.06 km/kg*	~72 bhp	5-speed AMT	Sedan
Tata Tiago NRG iCNG AMT	₹8.15 lakh*	Up to 26.49 km/kg*	~72 bhp	5-speed AMT	Cross Hatch
Tata Punch iCNG AMT	₹8.54 lakh*	26.99 km/kg*	72 bhp	5-speed AMT	SUV
Tata Altroz iCNG AMT	₹8.70 lakh*	27.8 km/kg*	~73 bhp	5-speed AMT	Hatchback

Last Updated:
Prices, variants, features and availability may vary by city and can change over time. Check the latest ex-showroom and on-road prices before buying.

Quick Highlights

• Best CNG automatic hatchback: Tata Altroz iCNG AMT
• Best budget option: Tata Tiago iCNG AMT
• Best CNG automatic SUV: Tata Punch iCNG AMT
• Best mileage among the listed models: Tata Tigor iCNG AMT
• Best sedan option: Tata Tigor iCNG AMT
• Best for rough roads: Tata Tiago NRG iCNG AMT

What Is an AMT CNG Car?

AMT stands for Automated Manual Transmission. It uses an automated mechanism to operate the clutch and gear shifts, allowing the driver to drive without manually operating a clutch pedal.

In a CNG automatic car, AMT combines the lower running cost of CNG with clutch-free driving convenience. This makes it particularly useful in stop-and-go city traffic.

However, an AMT does not provide the same smoothness as some conventional automatic transmissions such as a CVT or torque converter. Gear shifts can sometimes be noticeable, especially during quick acceleration.

Best 5 Automatic CNG Cars with Key Specifications & Features

1. Tata Tiago iCNG AMT

Tata Tiago iCNG AMT is one of the most affordable CNG automatic cars in India. It combines the compact size of a hatchback with CNG efficiency and the convenience of an AMT, making it a practical option for daily city driving.

Tata introduced the Tiago iCNG AMT along with the Tigor iCNG AMT as India's first CNG automatic cars.

Specifications & Features of Tata Tiago iCNG AMT

• Engine: 1.2L Revotron engine with CNG
• Power: Around 72-75 bhp in CNG mode
• Transmission: 5-speed AMT
• Mileage: Up to around 26 km/kg, depending on variant and testing conditions
• Available Variants: CNG AMT availability varies by variant
• Safety: Airbags, ABS with EBD and other safety features depending on variant
• Key Features: Touchscreen infotainment, automatic climate control, rear parking camera and connected features depending on variant

Who Should Buy Tata Tiago iCNG AMT?

Choose the Tata Tiago iCNG AMT if you want a compact and affordable CNG automatic car for daily city use. Its smaller size also makes it easier to drive and park in crowded urban areas.

2. Tata Tigor iCNG AMT

The Tata Tigor iCNG AMT is a compact sedan that combines CNG efficiency with automatic convenience. It is a suitable option for buyers who want the practicality of a sedan while keeping running costs under control.

Specifications & Features of Tata Tigor iCNG AMT

• Engine: 1.2L engine with CNG
• Power: Around 72 bhp in CNG mode
• Torque: Around 95 Nm
• Mileage: Up to 28.06 km/kg
• Transmission: 5-speed AMT
• Available Variants: XZA and higher CNG AMT variants, subject to current availability
• Safety: Airbags, ABS with EBD and other safety features depending on variant
• Key Features: Automatic climate control, touchscreen infotainment, rear parking camera and premium cabin features depending on variant

Who Should Buy Tata Tigor iCNG AMT?

The Tigor iCNG AMT is best suited for buyers who want a CNG automatic sedan with good claimed mileage and a comfortable city driving experience.

3. Tata Tiago NRG iCNG AMT

The Tiago NRG is the cross-hatch version of the Tiago, featuring rugged body cladding and a higher stance. It targets buyers who want the compact nature of a hatchback but with a more adventurous and rugged design.

Specifications & Features of Tata Tiago NRG iCNG AMT

• Engine: 1.2L Revotron CNG engine
• Power: Around 72 bhp
• Torque: Around 95 Nm
• Mileage: Up to around 26.49 km/kg
• Transmission: 5-speed AMT
• Safety: Dual airbags, ABS and other safety features depending on variant
• Key Features: Higher ground clearance, rugged black cladding and practical cabin

Who Should Buy Tata Tiago NRG iCNG AMT?

Choose the Tiago NRG iCNG AMT if your daily route includes rough roads, speed breakers or uneven city roads and you still want the convenience of an automatic transmission.

4. Tata Punch iCNG AMT

The Tata Punch is one of the popular compact SUVs in the Indian market. With the 2026 update, the Punch is also available with a CNG-AMT combination, giving buyers the option of combining its SUV stance and high ground clearance with lower running costs and automatic convenience.

The Punch iCNG AMT uses Tata's twin-cylinder CNG technology, helping retain usable boot space compared with a traditional large single-cylinder setup.

Specifications & Features of Tata Punch iCNG AMT

• Engine: 1.2L Revotron engine with twin-cylinder iCNG technology
• Power: 72 bhp in CNG mode
• Torque: 103 Nm in CNG mode
• Mileage: 26.99 km/kg for the standard iCNG specification
• Transmission: 5-speed AMT
• Boot Space: Around 210 litres with the CNG setup
• Safety: 5-star Bharat NCAP rating, airbags, ABS, ESC and other safety features
• Key Features: Touchscreen infotainment, wireless Android Auto/Apple CarPlay, 360-degree camera on higher variants, paddle shifters and other premium features depending on variant

Who Should Buy Tata Punch iCNG AMT?

Choose the Tata Punch iCNG AMT if you want SUV styling, higher ground clearance, strong safety credentials and automatic CNG convenience.

The AMT is particularly useful for city driving, while overtaking on highways may require some planning because of the nature of the AMT and CNG powertrain.

5. Tata Altroz iCNG AMT

Launched in May 2026, the Tata Altroz iCNG AMT is the newest addition to Tata's CNG automatic range. It combines the premium hatchback experience of the Altroz with a factory-fitted CNG powertrain and 5-speed AMT.

The Altroz iCNG AMT is available in five variants, with prices starting at around ₹8.70 lakh and going up to around ₹10.77 lakh ex-showroom.

Specifications & Features of Tata Altroz iCNG AMT

• Engine: 1.2L Revotron iCNG
• Power: Around 72-73 bhp in CNG mode
• Torque: Around 103 Nm in CNG mode
• Mileage: Around 27.8 km/kg
• Transmission: 5-speed AMT
• Available Variants: Pure, Pure S, Creative, Creative S and Accomplished S
• Safety: Strong safety package including multiple airbags and electronic safety features
• Key Features: 10.25-inch infotainment system, sunroof on selected variants, 360-degree camera on higher variants, twin-cylinder CNG technology and other premium features

Who Should Buy Tata Altroz iCNG AMT?

Choose the Altroz iCNG AMT if you want a more premium CNG automatic hatchback with a feature-loaded cabin and factory-fitted CNG technology.

Its combination of premium features, CNG efficiency and automatic convenience makes it one of the strongest options in the current CNG automatic hatchback segment.

Which Brands Offer CNG Automatic Cars in India?

The CNG automatic segment is still relatively limited compared with the overall automatic car market.

Tata Motors has been one of the key manufacturers in this segment, starting with the Tiago and Tigor iCNG AMT and later adding the Punch and Altroz to its CNG automatic portfolio. Tata officially introduced the Tiago and Tigor iCNG AMT in 2024 as India's first AMT CNG cars.

Maruti Suzuki has a much larger CNG portfolio as well as a wide range of automatic cars. However, buyers should check the exact fuel-transmission combination for each model and variant because a model being available with both CNG and automatic transmission does not necessarily mean that its CNG variant is offered with an automatic gearbox. Maruti's current official pages list CNG and automatic configurations separately across its range.

Upcoming CNG Cars in India

The upcoming CNG cars in India are shifting focus beyond basic hatchbacks, with automakers like Hyundai, Tata, and Kia preparing new factory-fitted options. The Hyundai Verna CNG is expected to bring a factory kit to the sedan segment, while the Tata Curvv CNG and Kia Sonet CNG aim to expand choices into the SUV space. One trend gaining attention is the arrival of automatic CNG cars in India, as buyers increasingly look for an automatic car with CNG rather than manual-only options. If launched, these upcoming CNG automatic cars in India could finally give buyers the convenience of automatic transmission without giving up CNG's running-cost advantage.

CNG Automatic vs Petrol Automatic

Both CNG automatic and petrol automatic cars offer clutch-free driving, but they are suited to different types of buyers.

Factor	CNG Automatic	Petrol Automatic
Running Cost	Lower	Higher
Purchase Price	Usually higher than equivalent petrol variant	Usually lower
Performance	Usually lower in CNG mode	Better
Refuelling	CNG stations required	Petrol widely available
Boot Space	Can be affected by CNG system	Generally better
City Driving	Excellent for frequent commuting	Excellent
Highway Driving	Adequate, but overtakes may need planning	Generally better
Best For	High daily running	Mixed or lower running

If your monthly running is high and CNG is easily available in your area, a CNG automatic can make more financial sense. If performance, easy refuelling and long-distance driving are more important, a petrol automatic may be the better choice.

CNG Automatic vs CNG Manual

The biggest difference between a CNG automatic and CNG manual is driving convenience.

A CNG manual is generally more affordable and gives the driver more control over gear selection. However, the clutch can become tiring in heavy traffic.

A CNG automatic, particularly an AMT, removes the need to operate the clutch manually and makes stop-and-go driving easier.

Choose CNG Automatic if:

• You regularly drive in heavy city traffic
• You want clutch-free driving
• You have high monthly running
• Convenience is more important than outright performance

Choose CNG Manual if:

• You want the lowest purchase price
• You prefer more control over gear changes
• You regularly drive on highways
• You want to minimise the price premium of an automatic

Running Cost of CNG Automatic Cars in India

One of the biggest reasons behind choosing a CNG automatic car is the significantly lower running cost compared to petrol models.

For example, if a CNG automatic car delivers around 24-28 km/kg in real-world driving and CNG costs around ₹80 per kg, the approximate running cost could be around ₹2.9-₹3.3 per km.

For a petrol car delivering around 15-18 kmpl at ₹100 per litre, the running cost could be around ₹5.6-₹6.7 per km.

Actual running costs will vary depending on fuel prices, traffic, driving style, air-conditioning use and real-world mileage.

Example: Monthly Running Cost

Suppose you drive 1,500 km every month.

At ₹3.2/km: CNG running cost = ₹4,800/month

At ₹6.2/km: Petrol running cost = ₹9,300/month

Approximate monthly saving = ₹4,500

Approximate annual saving = ₹54,000

This is only an example. Use the actual CNG and petrol prices in your city along with the real-world mileage of the car you are considering for a more accurate calculation.

How Many Kilometres Should You Drive to Choose CNG?

CNG becomes more attractive as your monthly running increases.

To estimate the break-even point, compare the additional amount paid for the CNG version with the fuel savings per kilometre.

Break-even distance = Additional purchase cost ÷ fuel saving per kilometre

For example, if the CNG version costs ₹80,000 more and saves ₹3 per kilometre compared with petrol:

₹80,000 ÷ ₹3 = approximately 26,700 km

So, after around 26,700 km, the fuel savings could theoretically recover the additional purchase cost.

This is an approximate calculation and does not include financing, maintenance, insurance or other ownership costs.

Are CNG Automatic Cars Good for City Driving?

Yes, CNG automatic cars are particularly suitable for city driving.

CNG helps reduce fuel costs, while AMT transmission removes the need to operate a clutch repeatedly in bumper-to-bumper traffic.

They are a good option if your daily driving involves:

• Heavy traffic
• Frequent stop-and-go movement
• Short to medium-distance commutes
• High monthly running
• Regular use of air conditioning

Are CNG Automatic Cars Good for Highway Driving?

• CNG automatic cars can be used for highway driving, but buyers should have realistic expectations.
• The CNG powertrain generally prioritises efficiency over performance, while AMT gearshifts can be slower than conventional automatic transmissions.
• For overtaking, especially with a fully loaded car or on uphill sections, you may need to plan ahead and use manual gear selection where available.

Therefore, a CNG automatic is a stronger choice for city-focused buyers with occasional highway trips than for buyers who frequently drive long distances at high speeds.

CNG Availability: Is It Good Enough for Your City?

Before buying a CNG automatic car, check the availability of CNG stations around your home, workplace and regular travel routes.

Consider:

• Number of CNG stations in your city
• Distance to the nearest station
• Availability on your regular highway routes
• Refuelling time and queues
• Availability of CNG in nearby towns if you travel frequently

If CNG stations are difficult to access, the lower running cost may not compensate for the inconvenience.

Boot Space in CNG Automatic Cars

Boot space is one of the important compromises to consider before buying a CNG car.

Traditional CNG systems can take up significant space in the luggage area. However, newer twin-cylinder systems used by Tata help improve packaging.

For example, the 2026 Tata Punch iCNG offers around 210 litres of boot space with its CNG setup.

If you regularly carry large luggage, compare the actual boot space of the CNG and petrol versions before making a decision.

Factory-Fitted vs Dealer-Fitted CNG – Why It Matters

Factory-fitted CNG systems are designed, tested and integrated into the vehicle by the manufacturer. They are developed alongside the vehicle's engine, electronics and safety systems.

Dealer-fitted or retrofit CNG systems can be different and should be checked carefully for:

• Manufacturer approval
• Warranty coverage
• Kit certification
• Service support
• Insurance coverage
• Availability of spare parts
• Long-term reliability

For this reason, buyers should always confirm whether the CNG system is factory-fitted or an approved retrofit system before purchasing.

CNG Automatic Car Maintenance and Warranty

CNG automatic cars require regular servicing just like petrol cars.

Before buying, check:

• Manufacturer-recommended service intervals
• CNG system inspection requirements
• AMT maintenance requirements
• CNG filter and related component replacement
• Vehicle warranty
• CNG system warranty
• Availability of authorised service centres

Always follow the manufacturer's recommended service schedule and avoid unauthorised modifications to the CNG system.

Things to Consider Before Buying a CNG Automatic Car in India

Before choosing a CNG automatic car in India, keep these important points in mind:

• CNG station availability in your city should be good
• Check CNG availability on your regular highway routes
• Boot space may be reduced depending on the CNG system
• AMT performance is best suited for city driving
• CNG performance can feel lower than petrol, especially during overtaking
• Factory-fitted CNG cars offer better integration with the vehicle
• Check the service network and spare part availability
• Compare the on-road price rather than only the ex-showroom price
• Check the warranty coverage of the vehicle and CNG system
• Calculate your expected monthly running before choosing CNG
• Take a test drive before finalising the AMT variant

Best CNG Automatic Cars in India Based on Different Needs

• Best Budget CNG Automatic Car: Tata Tiago iCNG AMT is a practical option for buyers looking for an affordable CNG automatic hatchback with low running costs and city-friendly dimensions.
• Best CNG Automatic SUV: Tata Punch iCNG AMT is a strong choice for buyers who want SUV styling, higher ground clearance, safety features and automatic convenience.
• Best Mileage CNG Automatic Car: Tata Tigor iCNG AMT offers a claimed mileage of up to 28.06 km/kg, making it one of the most fuel-efficient options in this list.
• Best CNG Automatic for Rough Roads: Tata Tiago NRG iCNG AMT offers a higher stance and rugged styling, making it suitable for buyers who frequently drive on uneven roads.
• Best Premium CNG Automatic Hatchback: Tata Altroz iCNG AMT is the strongest option for buyers who want a more premium cabin, advanced features and factory-fitted CNG with automatic transmission.

Which CNG Automatic Car Should You Buy?

If your main priority is low running cost and smooth city driving, CNG automatic cars can be a good choice. However, the right model depends on your budget, body-style preference, monthly running and feature requirements.

• For an affordable city car: Go for Tata Tiago iCNG AMT
• For a sedan: Choose Tata Tigor iCNG AMT
• For SUV styling and safety: Choose Tata Punch iCNG AMT
• For rough roads and higher stance: Consider Tata Tiago NRG iCNG AMT
• For a premium hatchback experience: Choose Tata Altroz iCNG AMT
• For high daily running: Prioritise the model with the best combination of real-world mileage and purchase price

Before making the final decision, compare the on-road price, EMI, mileage, CNG availability, variant features and expected monthly running cost in your city.

Advantages and Disadvantages of CNG Automatic Cars

Advantages of CNG Automatic Cars

• Lower running costs compared to petrol cars
• Convenient clutch-free driving
• Suitable for daily city commutes
• Factory-fitted systems are integrated with the vehicle
• CNG can help reduce fuel expenses for high-running users
• Multiple body styles are now available

Disadvantages of CNG Automatic Cars

• Slightly lower performance in CNG mode
• CNG availability varies by city
• Refuelling can take longer depending on station conditions
• Limited model choices compared with petrol automatics
• Reduced boot space in some cars
• AMT gearshifts can be slower or more noticeable than conventional automatics
• Higher initial purchase price can reduce the short-term benefit

Summing Up

CNG automatic cars in India are still a relatively small segment, but the available options are becoming more practical for daily city use. Tata has expanded the segment from the Tiago and Tigor to models such as the Punch and Altroz, giving buyers more choices across hatchbacks, sedans and SUVs.

If low running cost is your biggest priority, compare the mileage and expected monthly fuel expense. If convenience is more important, an AMT can make a significant difference in heavy traffic. Buyers should also consider CNG availability, boot space, on-road price, warranty and the type of driving they normally do.

Explore Cars by Fuel Type

Explore cars in India by fuel type and find the right option for your driving needs and budget.

Petrol Cars | Diesel Cars | Electric Cars | Hybrid Cars

FAQs About CNG Automatic Cars in India

Which is the best CNG automatic car in India?

It depends on your requirements. The Tata Tiago iCNG AMT is a practical budget option, the Tata Punch iCNG AMT is suitable for buyers looking for an SUV, the Tigor iCNG AMT is a good sedan option, while the Altroz iCNG AMT is better suited to buyers looking for a more premium hatchback.

Which CNG automatic car gives the highest mileage?

Among the models covered here, the Tata Tigor iCNG AMT has a claimed mileage of up to 28.06 km/kg. Actual mileage will vary depending on traffic, driving style, road conditions and fuel quality.

What is the most affordable CNG automatic car in India?

The Tata Tiago iCNG AMT is one of the most affordable factory-fitted CNG automatic options in the current lineup. Prices can change, so buyers should check the latest ex-showroom and on-road price before purchasing.

Are CNG automatic cars good for city driving?

Yes. CNG automatic cars are particularly suitable for city driving because CNG helps reduce running costs while AMT transmission makes driving easier in heavy traffic.

Is CNG automatic better than petrol automatic?

CNG automatic is generally better for buyers who have high monthly running and good access to CNG stations. Petrol automatic is better suited to buyers who prioritise performance, easier refuelling and frequent long-distance driving.

Is CNG automatic better than manual CNG?

A CNG automatic is more convenient in heavy traffic because there is no clutch pedal to operate. A manual CNG can be more affordable and may offer more direct control over gear changes.

Does CNG reduce car performance?

CNG cars usually produce lower power and torque than their petrol counterparts. As a result, acceleration and overtaking can feel slower, particularly when the car is fully loaded. However, performance is generally adequate for normal city driving.

Do CNG automatic cars have less boot space?

CNG systems can reduce boot space because of the cylinders. However, newer twin-cylinder technology can improve packaging and retain more usable luggage space.

Is CNG safe for cars?

Factory-fitted CNG systems are designed and tested as part of the vehicle. Buyers should still follow the manufacturer's maintenance schedule and have the CNG system inspected at authorised service centres.

How much can I save with a CNG automatic car?

The saving depends on CNG and petrol prices, mileage and monthly running. Buyers with high monthly running can potentially save significantly on fuel costs compared with a similar petrol car.

Are CNG automatic cars good for highway driving?

They can be used for highway driving, but buyers should expect less performance than petrol-powered cars. AMT gearshifts can also require some planning during overtaking, especially with a full load or on inclines.

What should I check before buying a CNG automatic car?

Check the latest on-road price, CNG station availability, real-world mileage, boot space, service network, warranty, variant features and AMT driving experience. A test drive is recommended before making the final decision.

Which CNG automatic car is best for a family?

For a family buyer, the choice depends on space and budget. The Tata Punch iCNG AMT is suitable for buyers looking for SUV styling and higher ground clearance, while the Tata Tigor iCNG AMT can be considered by buyers who prefer a sedan.

Is CNG automatic expensive to maintain?

Maintenance depends on the car and usage. Regular servicing is important for both the engine/CNG system and AMT transmission. Always follow the manufacturer's recommended service schedule.