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BYD Seal vs smart #3 comparison
Compare performance (530 HP vs 428 HP), boot space and price (40,300 £ vs 34,700 £ ) at a glance. Find out which car is the better choice for you – BYD Seal or smart #3?
BYD Seal vs smart #3: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Seal
Costs and Efficiency:
When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.
smart #3 is somewhat cheaper – starting at 34,700 £ , while the BYD Seal costs 40,300 £ . That’s a price difference of around 5,572 £.
In terms of energy consumption, the BYD Seal is marginally more efficient: consuming 15.4 kWh/100km compared to 16.3 kWh/100km for the smart #3. That’s a difference of about 0.9 kWh/100km.
As for electric range, the BYD Seal offers noticeably more range – reaching up to 570 km, about 115 km more than the smart #3.
#3
Engine and Performance:
Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.
When it comes to engine power, the BYD Seal offers a bit more power – delivering 530 HP compared to 428 HP. That’s roughly 102 HP more horsepower.
When accelerating from 0 to 100 km/h, the smart #3 is barely quicker – completing the sprint in 3.7 s, while the BYD Seal takes 3.8 s. That’s about 0.1 s quicker.
There’s no difference in top speed – both reach 180 km/h.
There’s also a difference in torque: the BYD Seal delivers somewhat more torque with 670 Nm compared to 584 Nm. That’s about 86 Nm more.
Seal
Space and Everyday Use:
Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.
Both vehicles offer seating for 5 people.
In terms of curb weight, smart #3 is very slightly lighter – 1,780 kg compared to 1,907 kg. The difference is around 127 kg.
Looking at boot space, the BYD Seal offers very slightly more boot space – 400 L compared to 370 L. That’s a difference of about 30 L.
When it comes to payload, the BYD Seal carries very slightly more – 473 kg compared to 450 kg. That’s a difference of about 23 kg.
Who wins the race in the data check?
The BYD Seal holds a decisive overall lead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.
from £40,300
BYD Seal
BYD Seal
smart #3
Costs and Consumption
View detailed analysis
View detailed analysis
Engine and Performance
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View detailed analysis
Dimensions and Body
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View detailed analysis
BYD Seal
The BYD Seal is a sleek electric fastback that punches above its class with sporty looks and a surprisingly premium cabin, offering a very modern alternative for buyers who want style and substance without the badge snobbery. On the road it feels composed and eager, packed with tech and everyday practicality—ideal for shoppers after eco-friendly performance with a cheeky wink.
details
smart #3
The Smart #3 turns the brand's cheeky city-car attitude into a grown-up compact SUV, pairing sleek styling with a surprisingly roomy, well-made interior. It's a brilliant pick for buyers who want electric ease without dullness — practical enough for daily life, but still lively enough to make parking and grocery runs feel a little fun.
details
BYD Seal
smart #3
Costs and Consumption |
|
|---|---|
|
Price
40,300 - 45,400 £
|
Price
34,700 - 45,800 £
|
|
Consumption L/100km
-
|
Consumption L/100km
-
|
|
Consumption kWh/100km
15.4 - 18.2 kWh/100km
|
Consumption kWh/100km
16.3 - 17.6 kWh/100km
|
|
Electric Range
460 - 570 km
|
Electric Range
325 - 455 km
|
|
Battery Capacity
-
|
Battery Capacity
47 - 62 kWh
|
|
co2
0 g/km
|
co2
0 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Sedan
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
4
|
Doors
5
|
|
Curb weight
1,907 - 2,185 kg
|
Curb weight
1,780 - 1,910 kg
|
|
Trunk capacity
400 L
|
Trunk capacity
370 L
|
|
Length
4,800 mm
|
Length
4,400 mm
|
|
Width
1,875 mm
|
Width
1,844 mm
|
|
Height
1,460 mm
|
Height
1,556 mm
|
|
Max trunk capacity
-
|
Max trunk capacity
1,160 L
|
|
Payload
446 - 473 kg
|
Payload
419 - 450 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric
|
Engine Type
Electric
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
231 - 530 HP
|
Power HP
272 - 428 HP
|
|
Acceleration 0-100km/h
3.8 - 7.5 s
|
Acceleration 0-100km/h
3.7 - 5.8 s
|
|
Max Speed
180 km/h
|
Max Speed
180 km/h
|
|
Torque
360 - 670 Nm
|
Torque
343 - 584 Nm
|
|
Number of Cylinders
-
|
Number of Cylinders
-
|
|
Power kW
170 - 390 kW
|
Power kW
200 - 315 kW
|
|
Engine capacity
-
|
Engine capacity
-
|
General |
|
|---|---|
|
Model Year
2,023 - 2,025
|
Model Year
2,023 - 2,025
|
|
CO2 Efficiency Class
A
|
CO2 Efficiency Class
A
|
|
Brand
BYD
|
Brand
smart
|
DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved.
The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.