BYD Atto 3 vs Tata Harrier EV vs Tata Sierra EV (2026)
The classic midsize suv shortlist, settled with numbers (October 2026):
- Pick the BYD Atto 3 as the balanced middle path — it wins no single spec outright but concedes little anywhere.
- Pick the Tata Harrier EV if you want the most power (390 bhp), the best crash-test score (5 stars).
- Pick the Tata Sierra EV if you want the lowest starting price (₹18.79 Lakh), the longest claimed range (665 km), the biggest boot (622 L).
Three-Way Specification Comparison
BYD Atto 3 in short
The Atto 3 was BYD's first passenger EV for India in 2022, and its 2025 model-year update added a cheaper 49.92 kWh Dynamic variant to sit under the 60.48 kWh Premium and Superior. All versions use the same 150 kW/310 Nm front motor on BYD's e-Platform 3.0 with the structural Blade LFP battery, with ARAI range of 468 km (Dynamic) or 521 km (Premium/Superior). It scored 5 stars in Euro NCAP's 2022 protocol, and in India fights the Hyundai Creta Electric, Tata Curvv EV and MG ZS EV.
Full Atto 3 prices & variants →Tata Harrier EV in short
The Harrier EV is Tata's electric flagship, launched in 2025 with rear-wheel-drive and dual-motor QWD all-wheel-drive layouts producing up to around 390 bhp. The 75 kWh pack claims up to 627 km MIDC range, and it topped Bharat NCAP testing with one of the highest scores ever recorded in India. It goes up against the Mahindra XEV 9e, BYD Atto 3 and upcoming premium EVs, adding off-road terrain modes petrol rivals cannot match.
Full Harrier EV prices & variants →Tata Sierra EV in short
The Sierra EV is the electric version of Tata's revived Sierra nameplate, launched in July 2026 with 63 kWh and 75 kWh battery packs rated at up to 665 km (MIDC) and a dual-motor QWD flagship that does 0-100 kmph in 5.8 seconds. A 622-litre boot, a frunk and a triple-screen dashboard headline its practicality-plus-tech pitch. It squares up against the Mahindra BE 6, Hyundai Creta Electric, Maruti e Vitara and Tata's own Curvv EV.
Full Sierra EV prices & variants →Head-to-head pairs
Frequently Asked Questions
Atto 3 vs Harrier EV vs Sierra EV — which should I buy?
Pick the BYD Atto 3 as the balanced middle path — it wins no single spec outright but concedes little anywhere. Pick the Tata Harrier EV if you want the most power (390 bhp), the best crash-test score (5 stars). Pick the Tata Sierra EV if you want the lowest starting price (₹18.79 Lakh), the longest claimed range (665 km), the biggest boot (622 L). Test-drive at least two before deciding — ride and dealer experience differ by city.
Which is the cheapest among Atto 3, Harrier EV, Sierra EV?
The Tata Sierra EV starts lowest at ₹18.79 Lakh, against ₹21.79 Lakh for the Harrier EV and ₹24.99 Lakh for the Atto 3 (ex-showroom, October 2026).
Which is the safest of the three?
BYD Atto 3: not yet NCAP-tested; Tata Harrier EV: 5 stars; Tata Sierra EV: not yet NCAP-tested.