Tata Sierra 2026 Mileage Revealed Via RTI – Petrol Turbo 13.5 kmpl, Diesel 18.8 kmpl
Tata Sierra 2026 Tata Motors launched the new Sierra SUV in November 2025 but ARAI certified mileage figures were never officially disclosed. Now via RTI filed by Twitter user Vahan Warta these fuel efficiency numbers have come to light.
As per the RTI response sourced from ARAI the 1.5L TGDi Hyperion petrol engine delivers 13.5 kmpl while the 1.5L Kryojet diesel offers 18.8 kmpl. The 1.5L naturally aspirated petrol variant certificate not yet issued.
Mileage Figures And Certification Details
1. 1.5L NA Petrol – Certificate not yet issued
2. 1.5L TGDi Hyperion Petrol – 13.5 kmpl Certified on 11.12.2025
3. 1.5L Kryojet Diesel – 18.8 kmpl Certified on 21.11.2025
The diesel engine received ARAI certification on 21 November 2025 while turbo petrol engine certified on 11 December 2025 around Sierra launch window.
Tata Sierra Price
Rs.11.49 – 21.29 Lakh
Tata Sierra price for base model starts at Rs.11.49 lakh and top model price goes upto Rs.21.29 lakh.
Tata Sierra Variants
Sierra Smart Plus – Rs.11.49 – 12.99 lakh
Sierra Pure – Rs.12.99 – 15.99 lakh
Sierra Pure Plus – Rs.14.49 – 17.49 lakh
Sierra Adventure – Rs.15.29 – 16.79 lakh
Sierra Adventure Plus – Rs.15.99 – 18.49 lakh
Sierra Accomplished – Rs.17.99 – 19.99 lakh
Sierra Accomplished Plus – Rs.20.29 – 21.29 lakh
Tata Sierra Latest Updates
17 Mar 2026 – Tata Sierra has scored five stars in adult and child protection in BNCAP crash safety tests.
4 Mar 2026 – Tata Sierra crossed 10,000 deliveries milestone across India.
5 Feb 2026 – Tata Sierra waiting period up to 3 months.
Strong Demand Since Launch
Deliveries began on 15 January 2026 and bookings crossing 70,000 units within 24 hours later surpassing 1 lakh mark. Buyer interest remained strong even without complete transparency on certain specifications.
Production And Expansion Plans
Tata Motors focusing on ramping up production to meet rising demand. Sierra manufactured at Sanand facility alongside Nexon. Production expected to scale around 15,000 units per month.
Sierra EV expected to arrive by June 2026.
Tata Sierra Engine and Performance
1.5 litre Kryojet diesel engine makes 116bhp power mated to six speed manual or automatic gearbox.
Torque manual 260Nm while automatic 280Nm.
Smooth in low end relaxed in city traffic highways cruises gently NVH improved compared to other Tatas.
Tata Sierra Key Specifications
| Fuel Type | Engine | Transmission | Power | Torque |
|---|---|---|---|---|
| Diesel | 1497 cc Turbocharged | Manual & Automatic | 116 bhp | 260 & 280 Nm |
Tata Sierra Convenience and Technology
Ventilated front seats new upholstery 360 degree camera triple 12.3 inch displays electric sunroof connected car technology memory function driver seat.
12 speaker JBL sound system Dolby Atmos dashboard integrated sound bar.
Boot capacity 622 litres expandable 1257 litres.
Tata Sierra Safety
Level 2 ADAS system 22 features 360 degree camera speed alert ABS with EBD seat belt reminder six airbags standard.
Tata Sierra Interior and Exterior Styling
Latest Tata grille slim LED headlamps latest Tata logo alloy wheels Alpine glass roof taillights spoiler powered tailgate iconic Sierra stance.
Tata Sierra Colours
Coorg Clouds
Bengal Rouge
Munnar Mist
Andaman Adventure
Pure Grey
Pristine White
Tata Sierra Mileage User Reported
Petrol Manual – 17 kmpl
Diesel Manual – 15.5 kmpl
Marketing Mileage Claim
India Book of Records achievement 29.9 kmpl achieved during 12 hour run at NATRAX proving ground Indore.
FAQ
What is Tata Sierra 2026 petrol mileage?
13.5 kmpl TGDi Hyperion petrol engine.
What is Tata Sierra 2026 diesel mileage?
18.8 kmpl Kryojet diesel engine.
What is Tata Sierra price range?
Rs.11.49 lakh to Rs.21.29 lakh.
What is Tata Sierra delivery milestone?
10,000 deliveries across India.
When Sierra EV expected?
Expected by June 2026.
Also Read : Tata Nexon 2026 Review | Price, Variants, Colours, Features & Safety