BYDLeads
Sealion 7
8/12 winsEx-showroom₹49.40–54.90L
On-road₹50.97L
Sealion 7vsAtto 3
2 electric cars compared on price, range, charging, running cost and safety · add up to 2 more
Get best offer
BYD
Atto 3
2/12 winsEx-showroom₹24.90–27.60L
On-road₹25.73L
Get the Sealion 7 — best overall, leading on range, range added per charging stop and boot space. Pick the Atto 3 if price matters most.
Specs as published by the manufacturersBy EV Motion Data Desk
Key differences
What matters depends on how you drive.
Pick your use and we re-rank the differences that decide it between these electric cars.
Best for most buyers
Sealion 7
Sealion 7 leads on range, range added per charging stop and boot space. Atto 3 is the closest alternative, ahead on price and efficiency.
On-road priceLower is better
Sealion 7₹50.97L
Atto 3₹25.73LBest in this comparison
Claimed range
Sealion 7567 kmBest in this comparison
Atto 3521 km
Energy useLower is better
Sealion 714.6 kWh/100 km
Atto 311.6 kWh/100 kmBest in this comparison
Boot space
Sealion 7500 LBest in this comparison
Atto 3440 L
DC fast charge, 10–80%Lower is better
Sealion 732 minBest in this comparison
Atto 350 min
Crash-test ratingLevel · Current ratings only
Sealion 75 ★ Euro NCAP
Atto 35 ★ Euro NCAP
At a glance
The numbers, side by side.
Sealion 7Atto 3
Claimed range
Sealion 7Best in this comparison567km
Atto 3521km
On-road priceDelhi
Sealion 7₹50.97L
Atto 3Best in this comparison₹25.73L
Batteryusable
Sealion 7Best in this comparison82.56kWh
Atto 360.5kWh
DC fast charge10–80%
Sealion 7Best in this comparison32min
Atto 350min
0–100 km/hlower is better
Sealion 7Best in this comparison4.5s
Atto 37.3s
Power
Sealion 7Best in this comparison230kW
Atto 3150kW
Boot space
Sealion 7Best in this comparison500L
Atto 3440L
Crash-test ratingcurrent only
Sealion 75 ★ Euro NCAP
Atto 35 ★ Euro NCAP
Verdict by category
Who wins what — and where it’s a tie.
Decided only from published figures. When the data doesn’t separate them, we say so.
Sealion 7 4Atto 3 2Tie / no winner 2
Value
Atto 3
₹25.73L — ₹25.23L less on-road than the Sealion 7.
Range
Sealion 7
567 km — 46 km more claimed range than the Atto 3.
Efficiency
Atto 3
11.6 kWh/100 km — 3.0 kWh/100 km less energy per 100 km than the Sealion 7.
Performance
Sealion 7
4.5 s — 2.8 s quicker to 100 km/h than the Atto 3.
DC fast charging
Sealion 7
186 km — 77 km more range per 15-minute stop than the Atto 3.
Home charging
No clear winner
All level on home-charging time.
Space
Sealion 7
500 L — 60 L more boot space than the Atto 3.
Safety
No clear winner
None of these has a current crash-test rating published.
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Three quick questions. Your answer updates instantly.
Our suggestion for you
Atto 3
Sealion 7 11%Atto 3 89%
- Best in this comparisonBest price here: ₹25.73L
- Best in this comparisonBest efficiency here: 11.6 kWh/100 km
- Best in this comparisonBest 5-year cost here: ₹26.52L
EV ownership
What living with each one is like.
Numbers a spec sheet won’t give you — worked out from the published figures, with the maths shown.
Real-world range
Sealion 7Best in this comparison397–454km
Atto 3365–417km
Sealion 7 should go furthest between charges in everyday driving.
Estimate: 70–80% of each claimed range (highway to city).
Fast-charge top-up
Sealion 7Best in this comparison186km / 15 min
Atto 3109km / 15 min
Sealion 7 adds the most range during a coffee stop — handy on highway runs.
Average over 10–80%: 70% of claimed range ÷ published DC minutes × 15.
Home charging
Sealion 7Best in this comparison63km / hour
Atto 358km / hour
All of these refill overnight on an AC wallbox — Sealion 7 soonest.
Claimed range ÷ published full AC charge time.
Running cost per km
Sealion 7₹1.37/km
Atto 3Best in this comparison₹1.09/km
Atto 3 is the cheapest to run every kilometre.
At ₹9.40/unit blended home + public charging — change it in the calculator below.
Price per km of range
Sealion 7₹8,989
Atto 3Best in this comparison₹4,939
You pay the least for each km of range with the Atto 3.
On-road price ÷ claimed range.
Battery warranty
Sealion 7Not published
Atto 38 yrs/ 1,50,000 km
Atto 3 publishes battery cover; check the others with the dealer before you buy.
As published by the manufacturers.
Price & cost of ownership
What each one really costs you.
Estimates for Delhi, starting variants. Move the sliders to match your loan and driving.
5-year cost of ownership
On-road price + 5 years of charging at your running-cost settingsSealion 7
₹51.95L
Atto 3
₹26.52L
Bright = on-road price · Dark = 5 years of chargingAtto 3 is cheapest to own — ₹25,43,456 less than the Sealion 7 over five years
EMI calculator
Loan on the on-road price
Sealion 7₹85,632Loan ₹40,77,360 · interest ₹10,60,569
Atto 3Best in this comparison₹43,234Loan ₹20,58,560 · interest ₹5,35,455
The Atto 3 costs ₹42,399 less a month than the Sealion 7.
Running cost calculator
Public charging at ₹15/unit · petrol car at ₹105/litre, 15 km/l
Sealion 7₹1,642₹1.37/km
Atto 3Best in this comparison₹1,310₹1.09/km
Petrol car₹8,400per month
Any of these saves about ₹83,086 a year over petrol.
On-road price breakdown
| Component | Sealion 7 | Atto 3 |
|---|---|---|
| Ex-showroom price | ₹49,40,000 | ₹24,90,000 |
| Registration & road taxEV exempt | ₹0 | ₹0 |
| Insurance (est.) | ₹1,48,200 | ₹74,700 |
| Other charges (est.) | ₹8,500 | ₹8,500 |
| Total on-road | ₹50,96,700 | ₹25,73,200 |
Estimated for Delhi — confirm with your dealer. Insurance and other charges vary by city and insurer.
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Size & space
Drawn to the same scale.
Outlines are illustrative but proportioned to each car’s published length, height and wheelbase.
Sealion 7Atto 3
The Sealion 7 is the longest — 375 mm longer than the Atto 3.
Length
4,830 mm
4,455 mm
Width
1,925 mm
1,875 mm
Height
1,620 mm
1,615 mm
Wheelbase
2,930 mm
2,720 mm
Ground clearance
170 mm
175 mm
Boot space
500 L
440 L
Full specifications
Every published number.
Sealion 7Atto 3
SpecificationSealion 7Atto 3
Battery & range4 specs · 3 differ
Battery Capacityi82.56 kWh (usable)Best in this comparison60.5 kWh (usable)
Battery ChemistryLFP Blade BatteryLFP Blade Battery
Rangei567 kmBest in this comparison521 km
Efficiencyi14.6 kWh/100km11.6 kWh/100km
Charging6 specs · 1 differ
DC Fast Charging (10-80%)i32 minBest in this comparison50 min
AC Home Charging (full)9 hr9 hr
Charging PortNot publishedNot published
Vehicle to LoadNot publishedNot published
Vehicle to VehicleNot publishedNot published
Charging Network PartnerNot publishedNot published
Performance8 specs · 5 differ
Power230 kWBest in this comparison150 kW
Torque380 Nm (at motor)Best in this comparison310 Nm (at motor)
0-100 km/h4.5sBest in this comparison7.3s
Top Speed215 km/hBest in this comparison160 km/h
Drive ModesNot publishedNot published
Regenerative BrakingNot publishedNot published
Motor TypeNot publishedNot published
Drive LayoutRWDFWD
Dimensions & space11 specs · 9 differ
Length4830 mm4455 mm
Width1925 mm1875 mm
Height1620 mm1615 mm
Wheelbase2930 mm2720 mm
Ground Clearance170 mm175 mmBest in this comparison
Boot Space500 LBest in this comparison440 L
Kerb WeightNot publishedNot published
Turning RadiusNot publishedNot published
Tyre Size245/45 R20Not published
Suspension (Front / Rear)Independent, double wishbone / Independent, multi-linkNot published
Brakes (Front / Rear)disc / discNot published
Safety10 specs · 2 differ
NCAP Ratingi5 Stars (Euro NCAP, 2025)5 Stars (Euro NCAP)
Airbags8Not published
ADASNot publishedNot published
ABSNot publishedNot published
ESCNot publishedNot published
Hill Hold ControlNot publishedNot published
360° CameraNot publishedNot published
TPMSNot publishedNot published
ISOFIXNot publishedNot published
Parking SensorsNot publishedNot published
Tech & warranty14 specs · 3 differ
TouchscreenNot publishedNot published
Wireless Android AutoNot publishedNot published
Wireless Apple CarPlayNot publishedNot published
OTA UpdatesNot publishedNot published
Connected Car AppNot publishedNot published
Ventilated SeatsNot publishedNot published
SunroofNot publishedNot published
Digital ClusterNot publishedNot published
Ambient LightingNot publishedNot published
Premium AudioNot publishedNot published
Vehicle WarrantyNot published6 yrs / 1,50,000 km
Battery WarrantyNot published8 yrs / 1,50,000 km
Motor WarrantyNot published8 yrs / 1,50,000 km
Roadside AssistanceNot publishedNot published
✓ = best figure in this comparison · “Not published” = no official figure yet · Prices updated 2 August 2026
Pros & cons
What you gain. What you give up.
Pros are each model’s own highlights; cons are worked out against the others in this comparison.
BYD Sealion 7
- +Pro: Dual-motor AWD Performance variant
- +Pro: 4.5s 0-100 km/h
- +Pro: 567 km range on the RWD Premium
- −Con: Highest on-road price here (₹50.97L)
- −Con: Uses the most energy per km (14.6 kWh/100 km)
BYD Atto 3
- +Pro: Blade Battery fire-safety tech
- +Pro: Quirky guitar-string door trim
- +Pro: 521 km range
- −Con: Shortest claimed range here (521 km)
- −Con: Slowest DC fast charge here (50 min)
- −Con: Smallest boot here (440 L)
Go deeper
Reviews, model pages and video.
Owner reviews
Owners who share their real-world range help the next buyer decide. Read or write one on each model’s page.
Expert video comparison
City, highway and a charging stop, driven back to back by our road-test team.
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FAQs
Questions buyers ask.
Which has the most range — Sealion 7 or Atto 3?
The Sealion 7 claims the most at 567 km, followed by the Atto 3 (521 km). Expect roughly 70–80% of the claimed figure in everyday driving.
Which is cheapest to buy and to own?
The Atto 3 has the lowest on-road price in Delhi at ₹25.73L — ₹25.23L less than the Sealion 7. Over five years, including charging at 1,200 km a month, the Atto 3 works out cheapest at ₹26.52L.
Which charges fastest?
On a DC fast charger the Sealion 7 adds the most range — about 186 km in 15 minutes (10–80% in 32 min). On a home AC charger the Sealion 7 is quickest to full, at 9 hours.
Which is best for a family?
The Sealion 7 has the biggest boot (500 L) and the longest wheelbase (2,930 mm). The Sealion 7 (5 ★ Euro NCAP) and the Atto 3 (5 ★ Euro NCAP) have a current crash-test rating.