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Side by side

Atto 3 vs Sierra

Ex-showroom prices and the specifications that have been published. Rows that differ are marked.

Atto 3
Price Range

₹24.99 lakh – ₹34.49 lakh

Mileage

Not published

Electric • 3 TrimsOpen model
VS
Tata Motors

Sierra

Sierra
5-Star Safety
Price Range

₹11.49 lakh – ₹21.59 lakh

Mileage

Not published

Petrol / Diesel • 59 TrimsOpen model
The Bottom Line

The Wheelsio Verdict

Published pros for each vehicle. A written verdict appears only when one is stored.

Editorial Summary

“Sierra takes the lead with higher composite scores, standing out especially in crash test protection. While Atto 3 remains a capable contender, Sierra offers greater return per rupee spent.”

Persona Matching

Who Should Buy Which Car?

Match your daily driving patterns, passenger habits, and ownership priorities to the right machine.

Target Profile

Choose Atto 3 if:

  • Families looking for good ground clearance, solid safety, and enough cabin space for highway road trips.
Real-World Comparison

The Differences That Actually Matter

Stripping away marketing jargon: how these two vehicles perform across the 5 essential pillars of ownership.

Safety Architecture & Protection

Segment Edge:Published rating only
Atto 3

Not published

2 Airbags Standard

Sierra

5-Star Bharat NCAP

6

Engine Performance

Segment Edge:Published figures only
Atto 3

204 PS

310 Nm

Sierra

106.5 PS

145 Nm

Trim-Level Shootout

Recommended Variants Compared

Compare matching price brackets and sweet-spot trim packages side-by-side.

Price Delta:₹18.36 lakh(Sierra lower)

Premium

Permanent magnet synchronous motor, 60.48 kWh • Automatic •

Ex-Showroom₹30.35 lakh
Key Highlights:Touchscreen infotainment and essential safety features

Smart Plus L

1498 cc • Manual •

Ex-Showroom₹11.99 lakh
Technical Benchmark

Full Specification Sheet

Side-by-side engineering data and equipment levels.

Atto 3
Sierra
Engine TypeDiffers
Atto 3:49.92 kWh battery / 60.48 kWh battery
Sierra:1497 cc, 1498 cc
Max PowerDiffers
Atto 3:204 PS
Sierra:106.5 PS
Peak TorqueDiffers
Atto 3:310 Nm
Sierra:145 Nm
Transmission OptionsDiffers
Atto 3:Automatic
Sierra:Manual, DCT, Automatic
Fuel OptionsDiffers
Atto 3:Electric
Sierra:Petrol, Diesel
Atto 3
Sierra
SeatingDiffers
Atto 3:—
Sierra:5 seats
Ground ClearanceDiffers
Atto 3:175 mm
Sierra:205 mm
Boot SpaceDiffers
Atto 3:440 Litres
Sierra:622 litres
Fuel Tank CapacityDiffers
Atto 3:—
Sierra:50 litres
Body Type
Atto 3:SUV
Sierra:SUV
Atto 3
Sierra
Crash Test RatingDiffers
Atto 3:—
Sierra:5-Star Bharat NCAP
AirbagsDiffers
Atto 3:2 Airbags Standard
Sierra:6
Buyer Questions Answered

Frequently Asked Questions

Direct, objective answers to the most common head-to-head questions asked by prospective buyers.

The Sierra has a published 5-star crash rating. A crash-test rating for the Atto 3 is not published.