Last Updated on: 18 Apr 2026
Tata Sierra Adventure+ Diesel AT
The Tata Sierra Adventure+ Diesel AT variant is priced at ₹18.49 lakh. The Adventure+ Diesel AT variant offers key features like Electronic parking brake, 360 view camera, Ambient interior lighting, Cruise control, Sunroof. Explore complete specifications, and features below.
Tata Sierra Adventure+ Diesel AT specifications
Engine & Transmission
Engine Displacement | 1497 cc |
Engine Installation | Front |
Engine Type | Turbocharged |
Pure Electric Driving Mode | No |
Number of Cylinders | 4 |
Max Engine Torque | 260 Nm at 1500 - 2750 rpm |
Fuel Type/ Propulsion | Diesel |
Max Engine Power | 118 hp at 4000 rpm |
Sport Mode for Automatic Gearbox | Yes |
Paddle Shifters for Automatic Gearbox | Yes |
Number of Gears | 6 |
Gearbox Type | Torque Converter |
Manual Shifts via Gear Lever on Automatic Gearbox | No |
Lockable Differential/s | No |
Drive Layout | Front Wheel Drive |
Fuel & Performance
Auto Start/Stop | No |
Terrain Modes | Yes |
Highway Fuel Economy as Tested | 14.56 kmpl |
City Fuel Economy as Tested | 11.53 kmpl |
Emission Standard | Bharat Stage VI |
Fuel Tank Capacity | 50 litres |
Fuel Supply System | Common Rail |
0-100kph | 12.87 s |
Suspension & Steering
Rear Brakes | Disc |
Front Brakes | Disc |
Type of Power Assist | Electric |
Steering Adjust type | Manual |
Steering Adjust | Tilt and Telescopic |
Damper Control | Yes |
Front Springs | Coil Springs |
Ride Height Adjust | No |
Rear Suspension Type | Non-independent, Torsion Beam |
Rear Springs | Coil Springs |
Front Suspension Type | Independent, MacPherson Strut |
Rear Tyre Size | 225/60 R18 |
Front Tyre Size | 225/60 R18 |
Spare Wheel | Space Saver |
Wheel Size | 18 inches |
Wheels | Machine finished alloys |
Dimensions
Length | 4340 mm |
Width | 1841 mm |
Wheelbase | 2730 mm |
Height | 1715 mm |
Ground Clearance | 205 mm |
Boot Capacity | 622-1257 litres |
Doors | 5 |
Chassis Type | Monocoque |
Tata Sierra Adventure+ Diesel AT features
Comfort
| Digital Instrument Cluster | Fully Digital |
| Driving Modes | |
| Rear Parcel Tray | |
| Driver rear view monitor (DRVM) | |
| Driver Armrest Storage | |
| Rear Power Outlet |
Safety
| Side Airbag | |
| Speed Assist System | |
| Brake Fade Support | |
| Brake Disc Wiping | |
| Dashcam | |
| Seat Belt Warning |
Exterior
| Pop-Out Door Handle | Manual |
| Projector Headlamps | |
| ORVM turn indicators | |
| Outside rear view mirror (ORVM) | |
| Headlight Height Adjuster | |
| Headlight Type | LED |
Interior
| Tachometer | Digital |
| Low Fuel Level Warning | |
| Average Fuel Consumption | |
| Average Speed | |
| Gear Indicator | |
| Shift Indicator |
Entertainment
| Touchpad | |
| Wireless Phone Charging | |
| Web Browser | |
| Video Player | |
| Satellite Navigation | Onboard |
| USB Input |
Connected Car Features
| Alexa Compatibility | |
| Car Light Flashing & Honking via App | |
| Auto Crash Alert | |
| Phone App | |
| Check Vehicle Status via App | |
| Anti Theft Immobilisation |
Tata Sierra variants
Tata Sierra comparison


Questions you may find useful
Avinash
•2dI have decided to buy the Sierra Adventure Plus variant. But should I go for a diesel automatic or a petrol automatic? Please advise. My running is less than 6000km per year.

Autocar India
With under 6,000 km a year and the Adventure Plus in mind, I’d pick the Sierra Adventure Plus petrol automatic for you. At this running, petrol makes more sense day to day. It is smoother and quieter in the city, usually costs less to buy, and you avoid the diesel exhaust filter worries that can crop up if most of your trips are short and at low speeds. For your likely mix of city use and the odd trip, the petrol automatic will feel easy and relaxed, with enough power for family runs.The trade-offs to note are that on long highway drives with a full load, the diesel automatic will feel stronger when pulling from low speeds and will use less fuel, so it suits heavy touring better.If your plan changes to frequent highway trips or 15,000 km-plus a year, then the diesel automatic becomes the smarter pick. Otherwise, for your current use, the Tata Sierra Adventure Plus petrol automatic lines up best.
Sahil Kannangar
•2dI am confused between the top-end turbo-petrol variants of the Tata Sierra and the Kia Seltos (2026). My usage will be primarily city driving in traffic, with occasional highway trips. I am looking for a feature-loaded car with a premium feel, good reliability, and strong after-sales service for long-term ownership.

Autocar India
Mostly city driving with the odd highway run and a strong focus on features, in that case, from your two, I would pick the Tata Sierra 1.5 turbo-petrol automatic in the top trim. It is feature-packed, with a refined and powerful engine, and its torque-converter automatic is smoother in city traffic than the Kia Seltos’ DCT.That said, Kia has a more consistent reputation for service in most cities, which is one of your main requirements. Tata’s service has improved, but dealer experience can vary by city, so check reviews in your area. If that is a concern, then the Seltos is a good alternative, packed with the feel-good features you asked for, like a 360-degree camera, ventilated front seats, and a panoramic sunroof. A trade-off to note for your city use: the DCT can hesitate a bit at slow speeds.Overall, for mostly city use and a feature-rich cabin, the Sierra turbo-petrol automatic in the top trim fits your brief.
K
•5dI am confused between the Tata Sierra and the new Kia Seltos petrol automatic with ADAS. Which one would be the better choice? If your recommendation is the Kia Seltos, please explain why it would be preferable over the Tata Sierra, especially considering that the Sierra offers similar advanced features at a comparable price point. While I understand that the Seltos has better mileage, I would also like to know how significant the real-world mileage difference is between the two.

Autocar India
If it’s features that you want, then the Tata Sierra is the one to go for. The Accomplished+ will get you the full suite of ADAS features you’re looking for and also comes with goodies like a triple-screen setup, ventilated front seats with memory and power adjustment for the driver, and an electric tailgate. It is also roomier than the Kia Seltos, and its torque-converter automatic is smoother in the city. Ride and handling are well sorted too, and refinement is on par with the Seltos.One thing to note, however, is that Kia generally has a better reputation when it comes to aftersales service, whereas Tata’s can be a bit hit or miss. That said, Tata has made improvements in that area, and the Sierra has a lot going for it.Test drive both extensively before making a decision. Take them on busy city streets and on the highway to see how the ADAS works, check which transmission feels smoother, and dig into the infotainment systems to see which is more intuitive to use.
Sunil Arya
•1wI am planning to buy a new SUV with a budget of around ₹20 lakh. I am confused between the Renault Duster (new generation) and the Tata Sierra. My usage will primarily be within Delhi for city driving, along with occasional long drives (around once a month). My main priorities are mileage and comfort. Could you please advise which of these would be the better choice? Also, feel free to suggest any other suitable options within my budget that offer better mileage and comfort.

Autocar India
Since comfort is a priority for you, we would recommend the Tata Sierra. The car has a very spacious cabin, and the seats are very comfy too. Against the Renault Duster, the rear seating space in the Sierra is significantly more. As for mileage, we have yet to put the Renault Duster through our instrumented test cycle. But in any case, if mileage is your top priority ahead of comfort, then you would consider waiting for the hybrid Duster. It is likely to launch this festive season or the diesel Sierra, though with a diesel, it's best for every two to three weeks, you have a long drive of around 20 mins with speeds above 50kph to keep the diesel particulate filter in good health. As an alternative, you can consider the strong hybrid versions of the Toyota Urban Cruiser Hyryder or the Maruti Suzuki Grand Vitara, where the mileage would be significantly more. In our real-world tests, the Grand Vitara strong hybrid returned an impressive 23.77kpl in the city and 20.39kpl on the highway. In city traffic, the hybrid system mostly runs on the electric motor. One thing to be aware of: the hybrid’s boot is smaller than some rivals because of the battery, so check your luggage fit.
OMKAR
•1wHi, I am confused between the Mahindra Thar Roxx Star Edition Diesel AT and the Tata Sierra Adventure+ TGDi, as both fall in a similar price range. I am looking for a fun-to-drive car with family-friendly features. My monthly driving will not exceed 1,000 km. I really like the Thar Roxx’s driving experience and physical buttons for infotainment and AC. However, with the Sierra, I am concerned about flush door handles, a fully digital interface, and potential initial issues of a new product, although I love its design. What should I choose?

Autocar India
You can opt for the Mahindra Thar Roxx Star Edition diesel automatic; it matches what you enjoyed in the drive and gives you the simple, physical buttons you prefer, while being usable enough for family duty now that it has five doors. You already like how it feels from the driver’s seat, and that matters most for a fun car. The high seating gives a clear view of traffic, and it feels solid on rough roads, which adds to the sense of fun.One thing to be aware of: it is not as comfortable or as quiet as the Tata Sierra, and the ride can be a bit bouncy on broken roads. Your family will probably find the Sierra more comfortable for longer journeys. Choose the Sierra if your top need is family comfort and space. Given what you liked and what worries you, the Thar Roxx diesel AT is the safer, more satisfying pick today; take your family along for a long drive and check back-seat comfort and boot fit before you commit.
Anshul Anand
•2wMy budget is around ₹23 lakh, and I am confused between the Duster and the Creta. Which one is the better option? I love going on long drives, so which one should I prefer?

Autocar India
Given your love for long drives, you will be happier with the Renault Duster. It's got a fantastic ride and handling balance, which will make your journeys comfortable and very enjoyable. The great suspension and body control are matched by a strong 160hp, 1.3-litre turbo-petrol engine. Power and performance are good. Going for a Duster does come with a slight compromise in terms of cabin space. It's not as roomy as the Hyundai Creta and other models, like the Kia Seltos and Tata Sierra. If more space is a key priority, the Hyundai Creta Turbo-DCT is worth a look. Of the other alternatives, the Kia Seltos Turbo DCT and Tata Sierra turbo AT are also strong options.
Aditya Mehra
•2wI am planning to purchase a new car. I have shortlisted two cars: Tata Curvv Creative Plus S Petrol & Tata Sierra Adventure Petrol. My daily usage is 60% city and 40% highway.

Autocar India
It boils down to space versus power between these two Tata SUVs. Though the Curvv uses smaller 1.2-litre petrol engines, they are turbocharged. Therefore, the engine offers more power and torque than the Sierra's naturally aspirated 1.5-litre petrol, which feels very underpowered. It's okay for city use, but on your 40% highway usage, you will appreciate the more effortless feel of the Curvv's turbocharged engines.On the other hand, if space is your priority, the Tata Sierra offers much more than the Curvv, both when it comes to cabin and luggage space. The seats are also much more comfortable, front and rear, with greater visibility all round. Both cars are well equipped, with features like panoramic sunroofs, 10.25-inch touchscreens, surround-view cameras and more, though in Creative Plus S trim, the Curvv offers slightly more than the Sierra Adventure.Ultimately, it's down to your requirements, but we feel the Curvv offers more bang for your buck and your usage.
Ketan
•2wI am currently driving a Renault Captur diesel and am planning to upgrade my car with a budget of ₹20–22 lakh. I am confused between the Tata Harrier, Tata Sierra, Hyundai Creta, and Mahindra XUV 3XO. My yearly running is around 10,000–12,000 km, and my usage includes city driving, highways, and occasional off-roading. Could you suggest the best car and suitable variant for my needs? Also, are there any better alternatives I should consider?

Autocar India
For your requirement, the Tata Harrier does make a strong case, especially coming from a diesel like the Captur. Its diesel engine offers strong torque, which makes highway cruising and overtaking effortless, and the overall ride and stability are very reassuring on long drives as well as broken roads. The spacious cabin and solid build further add to its appeal as a proper upgrade.The Hyundai Creta is easier to drive in the city, offers more features and a smoother overall ownership experience, but it does not feel as robust or as planted as the Harrier at highway speeds. The Mahindra XUV 3XO sits in a segment below, so while it is more compact and easier to manage in the city, it won’t give you the same sense of upgrade in space or road presence. The Tata Sierra has a smaller 1.5-litre diesel engine, which, just like the Creta, won't feel like an upgrade over your Captur.A very important alternative you should consider is the Maruti Suzuki Grand Vitara or its sibling, the Toyota Urban Cruiser Hyryder in AWD form. These are very good all-around road cars, and the AWD system adds genuine capability for mild off-roading and slippery conditions by sending power to all four wheels when needed. This makes them more versatile than the Harrier or Creta for rough trails, even if they are not hardcore off-roaders.The trade-off, however, is performance. The petrol engines in these AWD versions are not very torquey, especially compared to the Harrier’s diesel, which means they don’t feel as effortless on highways or when fully loaded.
Anwesh
•2wI am planning to purchase a new vehicle with a maximum on-road budget of ₹18 lakh in Hyderabad. My daily usage is quite high, averaging around 160 km, with a significant portion of driving on highways. I am specifically looking for a diesel vehicle with a manual transmission, preferably in the above 4-meter segment. My primary priorities are safety and fuel efficiency, given my extensive daily commute. However, with the wide range of options available in this category, I am finding it difficult to shortlist the most suitable car. I am currently looking at the Tata Sierra, Kia Seltos, and Hyundai Creta. I would appreciate your expert recommendation to help me make an informed decision.

Autocar India
Go for the Kia Seltos HTX 1.5 diesel MT variant, which comes in just under Rs 18 lakh on-road. Since your usage is very high, the refined and efficient 1.5-litre diesel engine is a good choice. Your requirement for top-notch safety is met, too, with the Seltos being the current highest-scoring ICE SUV rated by Bharat NCAP.This Kia car also gets features like alloy wheels, keyless entry and a rear wash-wipe that the similarly priced Tata Sierra Pure does not offer. With your high usage, you will also find Kia’s unlimited kilometre warranty useful.Where the Sierra betters the Seltos is in interior space. If the space in the Seltos is not sufficient for your needs, then consider the Sierra instead. On the test drive, check if refinement, highway cruising ability and seat comfort are satisfactory for your long commutes.
Shankar Ganesh Rajan
•2wI am looking for a feature-rich, comfortable petrol automatic SUV for self-driving, primarily for city use of around 300 km per month. It should comfortably accommodate five adults. My maximum budget is ₹15 lakh (ex-showroom, Chennai). Please suggest suitable options.

Autocar India
Go with the Kia Seltos 1.5-litre IVT. The HTK trim with the automatic costs Rs 14.39 lakh ex-showroom and comes very well equipped with features such as alloy wheels, a 10.25-inch HD infotainment system with six speakers, cruise control, and rear-seat sunshades. If you can stretch to Rs 15.49 lakh ex-showroom for the HTK (O), you will get a panoramic sunroof, ventilated front seats, and more.For your limited usage with five adults, the 1.5-litre engine offers adequate performance, while the IVT automatic is seamless in operation. The cabin is also quite comfortable and can accommodate five passengers with ease. However, the Tata Sierra offers even more space in the rear seat and is a good option if that is a priority. That said, performance from the Sierra's 1.5 NA engine and DCT combination is lackluster.Visit the showroom with your family members to check if they are comfortable with the space inside, and take a test drive to see if the performance is adequate with passengers on board.













