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Tata Sierra EV

Tata Sierra EV Expert Review

Electric
Car
5 Seater

5 ★ NCAP 8/10 ★ SEV Score No ratings yet

18.79 - 26.48 Lakh (Ex)

Check On-Road Price

What's good

Genuine road presence
Gets AWD for excellent traction over tricky surfaces
Spacious, flat-floored cabin
A large 622-litre boot and a useful frunk
Comprehensive feature list
Composed ride and confident high-speed handling
15-year, unlimited-kilometre battery warranty for the first owner

What's not so good

Inconsistent fit, finish and interior material quality
No spare wheel, and nowhere to fit an aftermarket one either
Slower AC and DC charging speeds than some key rivals
QWD dual-motor setup is locked to a single, expensive top variant
Tata’s after-sales service quality for EVs remains inconsistent

The Tata Sierra EV is a premium electric SUV from Tata Motors. It is built on Tata’s Acti.EV+ platform and shares a lot of underpinnings with the Harrier EV. In Tata’s electric lineup, the Sierra EV will sit between the Curvv EV and the Harrier EV.

5 ★ NCAP 8/10 ★ SEV Score No ratings yet

18.79 - 26.48 Lakh (Ex)

Check On-Road Price

What's good

Genuine road presence
Gets AWD for excellent traction over tricky surfaces
Spacious, flat-floored cabin
A large 622-litre boot and a useful frunk
Comprehensive feature list
Composed ride and confident high-speed handling
15-year, unlimited-kilometre battery warranty for the first owner

What's not so good

Inconsistent fit, finish and interior material quality
No spare wheel, and nowhere to fit an aftermarket one either
Slower AC and DC charging speeds than some key rivals
QWD dual-motor setup is locked to a single, expensive top variant
Tata’s after-sales service quality for EVs remains inconsistent

The Tata Sierra EV is a premium electric SUV from Tata Motors. It is built on Tata’s Acti.EV+ platform and shares a lot of underpinnings with the Harrier EV. In Tata’s electric lineup, the Sierra EV will sit between the Curvv EV and the Harrier EV.

Tata Sierra EV Expert Review

See what our experts think about the Tata Sierra EV

8/10

SEV Score

9

Safety

9

Feature

7

Design

10

Performance & Range

8

Ride & Handling

8

Space & Comfort

8

Charging & Warranty

7

Service & Network

8/10

SEV Score

9

Safety

9

Feature

7

Design

10

Performance & Range

8

Ride & Handling

8

Space & Comfort

8

Charging & Warranty

7

Service & Network

Expert Verdict

The Sierra.ev is arguably the most complete EV Tata has built to date, wrapping a genuinely handsome, boxy shape around a battery pack that barely dents the practicality of the ICE version underneath it. The option of all-wheel drive, and a features list that reads like a wishlist all work in its favour. What holds it back from a clean sweep is something Tata buyers have heard before: patchy fit and finish, a scattering of odd ergonomic choices, and the complete absence of a spare wheel.

Tata Sierra EV Design

★ 7/10

Exterior

Tata carried the ICE Sierra’s silhouette over almost unchanged, and that turns out to be a smart call. Where most electric SUVs chase a smoothed-over look for the sake of a slightly better drag figure, the Sierra.ev stays upright and boxy. Up front, the grille has been swapped for a body-coloured panel, a familiar EV cue by now, while the glossy black trim that once framed the headlamps has migrated down to the bumper instead. The 19-inch wheels on the range topping Empowered A and Empowered A QWD trims share their design with the ICE car but wear a matte finish rather than gloss; lower variants make do with 18 inches.

New badging, a blue-rimmed “.ev” logo, and a total absence of chrome anywhere on the body are the other giveaways. Unless you know the car well, telling the EV apart from its combustion sibling at a glance isn’t easy, but that’s arguably the point: this still reads unmistakably as a Sierra. Ground clearance holds at 205mm despite the battery slung underneath, thanks to prismatic cells.

Interior

Step inside and the cabin architecture is largely lifted from the ICE Sierra, right down to the dashboard, steering wheel, seats and switchgear. That’s no bad thing. The layered dash, wrapped in cream leatherette with fabric inserts on the soundbar, gives the front of the cabin a lounge-like feel that’s rare at this price point. A three-screen layout, comprising the driver’s display, the central touchscreen and, on the Empowered trim and above, a dedicated passenger screen, adds a tech-forward edge to that ambience.

Not everything about the layout has been thought through, though. The drive selector sits at a comfortable height but wastes the space beneath it, leaving the storage cubby behind it awkward to reach into. The cupholders are tiny and pushed right down to the base of the dashboard. Small umbrella holders in the door cards exist, but Tata forgot to fit a drain plug, so water collects in the door pockets instead of draining away.

Build Quality & Fit and Finish

This is where the Sierra.ev loses ground it had otherwise earned. Soft-touch surfaces and attractive trim sit right next to visible hard plastic, rough panel edges and stitching that isn’t always straight. These are not a deal-breaker on their own, but at a price that stretches close to Rs 26 lakh for the flagship trim, buyers will expect tighter panel gaps and steadier quality control than what Tata has managed here.

Tata Sierra EV Features

★ 9/10

Tata has thrown almost everything it has at the Sierra.ev, and the equipment list only grows richer as you climb the variant ladder. Even the base Pure trim gets a 12.3-inch touchscreen, a 10.25-inch digital cockpit, wireless Android Auto and Apple CarPlay, the iRA.ev connected suite with over 70 features, six airbags, and an electronic stability programme with 19 functions, including hill descent control. Move up to Pure S and you gain a voice-controlled panoramic sunroof and Tata’s Arcade.ev app suite, good for more than 30 apps covering navigation, streaming and gaming.

The Empowered trim is where things turn properly plush: a 12-speaker JBL sound system with Dolby Atmos, a dedicated passenger touchscreen, six-way powered front seats with memory, ventilated seating, dual-zone climate control, and ambient lighting that spills across the sunroof and door panels.

The range-topping Empowered A throws in a proper Level 2+ ADAS suite with 22 features, auto park assist with remote summon, a 540-degree camera system with a transparent ground view, a head-up display, and a digital rearview mirror that doubles as a dashcam.

The three-screen layout looks the part, and the animations run smoothly, though the 10.25-inch driver display can feel a touch busy; the head-up display often ends up being the cleaner, more useful place to glance at speed and navigation cues. One feature worth calling out is the integration with Google Maps that predicts what the car’s state of charge will be on arrival at your destination, letting you plan charging stops well before range anxiety becomes a real concern rather than an afterthought.

Tata Sierra EV Performance & Range

★ 10/10

The Sierra.ev is offered in three configurations: a 63 kWh battery with a single rear motor, a 75 kWh battery with the same single-motor layout, and a 75 kWh pack paired with Tata’s Quad Wheel Drive setup, which adds a second motor on the front axle. Both single-motor variants are rated at 238 PS and 315 Nm.

The QWD is the one to pick if performance matters to you. It adds an induction motor up front, primarily to assist the rear unit and improve traction. The individual motors are rated at 140 PS front and 209 PS rear. Tata quotes a combined system output of 306 hp and 504 Nm for the pairing, good enough for a claimed 5.8-second sprint to 100 kmph.

On the road that translates into acceleration that’s quick without feeling neck-snapping, which suits a family SUV like this well. Power delivery is linear once you’re rolling, though there’s a small dead zone right at the start of pedal travel that calls for a gentler touch in stop-go traffic. The QWD car offers four drive modes, City, Eco, Sport and Boost, and unlike some rivals where the modes barely change the character of the car, each one here noticeably alters throttle response.

Range figures are healthy for the segment. The ARAI-tested MIDC numbers stand at 535km for the 63kWh RWD, 665km for the 75kWh RWD, and 624km for the 75kWh QWD. Tata’s own C75 real-world estimate, a far more honest number to plan a trip around, works out to 440 to 460km for the smaller pack, 510 to 530km for the larger RWD version, and 480 to 500km for the QWD.

Tata Sierra EV Ride & Handling

★ 8/10

Tata’s SUVs have generally been well sorted in this department, and the Sierra.ev doesn’t break that habit, though it isn’t quite as effortless as the ICE car either. The Ultra Glide suspension uses Frequency Dependent Damping, essentially dampers that stiffen or soften based on road speed and surface, and it does a properly good job of soaking up potholes and broken tarmac without unsettling the cabin. The extra mass of the battery pack has meant a firmer overall tune than the ICE Sierra, though; at low speeds the ride feels stiffer, nowhere near as jarring as some rival EVs, but noticeably firmer all the same, and things smooth out considerably once you’re up to highway speed.

High-speed stability is a real strength. Expansion joints and mid-corner bumps don’t unsettle the car, and lane changes can be made with genuine confidence. There’s body roll on twisty roads, as you’d expect from a tall SUV carrying north of two tonnes, but it stays well controlled rather than alarming. The electric power steering is light and easy at city speeds, weighting up sensibly as you go faster, though a touch more feedback wouldn’t hurt. For beginner drivers, though, the light steering might rob off some driving confidence, and you’ll be giving micro-inputs to it to keep the car in line. Brakes are strong in a straight line but feel slightly spongy underfoot, a minor gripe rather than a genuine concern.

The QWD variant offers six terrain modes (Normal, Snow/Grass, Mud-Ruts, Sand, Rock Crawl and Custom) and a hidden Drift Mode that shuffles power rearward and loosens the stability control, adding a layer of capability which rivals in this segment don’t really offer.

Tata Sierra EV Safety

★ 9/10

The Sierra.ev hadn’t been independently crash-tested as an EV at the time of writing, but the ICE Sierra it’s based on scored a full 5-star Bharat NCAP rating, and Tata’s engineers expect that to carry over given the shared body structure. What’s confirmed and standard across the whole range are six airbags, an electronic stability programme with 19 functions including rollover mitigation and hill descent control, tyre pressure monitoring, and an Acoustic Vehicle Alert System that makes the car audible to pedestrians at low speed.

Move up to the Empowered A trim, and you get a Level 2+ ADAS suite with 22 features, a 540-degree camera system with a transparent ground view mode that’s particularly handy off-road, auto park assist with a remote summon function, and a digital rearview mirror with built-in dashcam recording.

Tata Sierra EV Space & Comfort

★ 8/10

Frunk Space, Boot Space, Cabin Space

Boot space is unchanged from the ICE Sierra at a hefty 622 litres, expanding to 1,257 litres with the rear seatbacks folded down. The frunk adds further practicality: 55 litres on the single-motor cars and 35 litres on the QWD, enough for the charging cable or a soft bag. The one significant compromise is the total absence of a spare wheel; buyers get a puncture repair kit instead, and there isn’t even a well under the boot floor for an aftermarket spare, so anyone who wants one will need to find space on top of the boot floor itself.

Cabin space itself is excellent. The rear bench comfortably seats three thanks to a flat floor, and the cabin feels wide and airy throughout, helped along by the panoramic sunroof on higher trims.

Headroom, Sitting Posture, Under-thigh support

Front seats are supportive and comfortable over long distances, with shoulder bolstering that’s easy to overlook until you’re on a long drive without it. Both front seats get electric adjustment and ventilation on higher trims, though only the driver’s seat gets a memory function. At the rear, the floor sits marginally higher than in the ICE Sierra to clear the battery pack, and under-thigh support takes a small hit as a result, though it’s a minor compromise rather than real discomfort. Headroom stays generous throughout, and the seatbacks recline slightly for added comfort on longer journeys.

Tata Sierra EV Charging & Warranty

★ 8/10

The Sierra.ev supports DC fast charging at up to roughly 120 kW on the smaller pack and around 120 kW on the larger one, enough to take either battery from 20 to 80 per cent in about 26 minutes. On AC power, the standard charger is a modest 3.3kW, though Tata offers a 7.2kW unit as an option for an additional Rs 49,000 across every variant. With that faster AC charger fitted, a 10 to 100 per cent top-up takes 8.9 hours for the 63 kWh pack and 10.5 hours for the 75 kWh pack. Worth noting: some rivals in this segment, the Mahindra BE 6 among them, offer quicker DC charging and a beefier 11kW AC option.

Warranty coverage is where Tata pulls ahead. The battery gets an unlimited-kilometre warranty for 15 years from the date of first registration for the original owner. The electric motors are covered for 8 years or 1,60,000 km, and the vehicle itself carries the standard 3-year or 1,25,000 km warranty. Even on resale to a second owner, the battery warranty continues for 10 years or 2 lakh km from the original registration date, which should help long-term resale confidence too.

Tata Sierra EV Service & Network

★ 7/10

Tata’s dealership footprint is among the largest of any manufacturer in India, and that geographical reach counts for a lot when something goes wrong far from home. Where the picture gets murkier is EV-specific expertise. Tata’s electric vehicles have historically had their share of teething issues, including isolated battery-related problems, though the company has generally been proactive about replacing affected packs under warranty rather than leaving owners stranded.

Given how new the Sierra.ev’s underlying platform and software still are, a few early-ownership niggles wouldn’t be a surprise, and how quickly individual service centres can diagnose EV-specific faults will likely vary depending on where you live. The same LFP battery packs have already done duty in the Tata Harrier EV for close to a year, which should help iron out some of the rough edges, but after-sales quality for Tata’s EVs generally remains something of a lottery rather than a known quantity.

Who should buy this?

If you want the most complete, best-resolved EV Tata currently builds, and you’re drawn to a design that doesn’t look like every other SUV on the road, the Sierra.ev deserves serious consideration, particularly in QWD form if all-wheel drive or occasional off-roading genuinely matter to you. We do, however, suggest waiting for Tata to smooth out the rough edges in a running change.