The New Tata Sierra specifications include a 1.5-litre naturally aspirated petrol engine that makes 106hp and 145Nm, a 1.5-litre turbo-petrol engine that makes 160hp and 255Nm, as well as a 1.5-litre turbo-diesel mill that develops 118hp and up to 280Nm. Both these engines are available with manual and automatic gearbox options.
Tata Sierra dimensions are 4,340mm x 1,841mm x 1,751mm (length x width x height). Tata Sierra ground clearance is 205mm. Tata Sierra seating capacity is 5 passengers (including the driver).
Here are the rim sizes of all the Tata Sierra variants:
Smart+: 215/65 R17 steel rims
Pure: 215/65 R17 steel rims
Pure+: 215/65 R17 alloy rims
Adventure: 215/65 R17 alloy rims
Adventure+: 215/65 R17 alloy (NA petrol) or 225/60 R18 alloy rims (diesel, turbo-petrol)
Accomplished: 215/65 R17 alloy (NA petrol) or 225/55 R19 alloy rims (diesel, turbo-petrol)
Accomplished+: 225/55 R19 alloy rims
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Mileage
15.3 kmpl - 21.26 kmpl
Engine
1497 cc - 1498 cc
Fuel Type
Diesel, Petrol
Transmission
Torque Converter, Manual, DCT
Body Style
SUV
Seats
5
Tata Sierra specifications
VariantAccomplished+ Diesel AT
The Tata Sierra is the carmaker’s latest mid-size SUV, and revives a nameplate that has been dormant for nearly 30 years. Check out the Tata Sierra key specifications like dimensions, engine & transmission, etc below.
Test driveBooking and DeliveryComfortMileageFeaturesMaintenanceSafety
RD
Ruhshaad Daroga•28 May 2026
3/5
Sierra offers an SUV feel with a high sitting position and better visibility. It can flatten potholes but comes with some body roll around corners.
SK
Sushant Kataria•24 May 2026
4/5
Tata Sierra has an advantage as it doesn't require AdBlue, which is a plus point. This means there is no DOF issue.
HP
Hari Prasad•24 May 2026
3/5
I have a Tata Sierra Adventure automatic. My experience has not been superior in terms of service and ontime delivery. The car feels solid with good road grip and build quality. The automatic has a bit of lag during acceleration from road humps. The styling is good, cabin finish is excellent, and all sensors work fine. Highway driving is a pleasure.
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S
Sid•11 May 2026
5/5
Excellent diesel motor for comfort cruising. It's pretty refined contrary to the online narratives by reviewers. Suspension is soft and comfortable is supreme. Own the Acoomplished diesel at.
A
Aman•8 May 2026
4/5
For mostly city-based usage, the Tata Sierra would suit better as it feels more manageable in daily metro traffic.
What is the 0-100kph time of the Tata Sierra 1.5 petrol?
In our testing, the Sierra 1.5 petrol MT achieved a 0-100kph time of 17.34 seconds.
How do the diesel engines of the Tata Sierra and Harrier differ?
The Sierra gets a 118hp 1.5-litre diesel engine, while the Harrier gets a larger 2.0-litre mill with a higher 170hp output.
How do the Tata Sierra dimensions compare to those of rivals?
The Sierra measures 4340mm in length, 1841mm in width, 1715mm in height, and has a 2730mm wheelbase, making it the largest option in the midsize SUV segment.
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