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BYD Seal vs smart #1 comparison

Compare performance (530 HP vs 428 HP), boot space and price (40,300 £ vs 31,700 £ ) at a glance. Find out which car is the better choice for you – BYD Seal or smart #1?

BYD Seal vs smart #1: Key differences

BYD Seal

  • somewhat more power
  • only slightly more efficient
  • clearly more electric range
  • only slightly quicker 0–100 km/h
  • moderately more trunk space

smart #1

  • clearly cheaper
  • marginally lighter

Here’s where it gets real: The technical differences in detail

Seal

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

smart #1 is clearly cheaper – starting at 31,700 £ , while the BYD Seal costs 40,300 £ . That’s a price difference of around 8,572 £.

In terms of energy consumption, the BYD Seal is only slightly more efficient: consuming 15.4 kWh/100km compared to 16.8 kWh/100km for the smart #1. That’s a difference of about 1.4 kWh/100km.

As for electric range, the BYD Seal offers clearly more range – reaching up to 570 km, about 130 km more than the smart #1.

#1

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the BYD Seal offers somewhat 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 BYD Seal is only slightly quicker – completing the sprint in 3.8 s, while the smart #1 takes 3.9 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 #1 is marginally lighter – 1,780 kg compared to 1,907 kg. The difference is around 127 kg.

Looking at boot space, the BYD Seal offers moderately more boot space – 400 L compared to 323 L. That’s a difference of about 77 L.

When it comes to payload, the BYD Seal carries marginally more – 473 kg compared to 470 kg. That’s a difference of about 3 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
Seal

BYD Seal

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 231 - 530 HP
  • Consumption kWh/100km : 15.4 - 18.2 kWh/100km
  • Electric Range : 460 - 570 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
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
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Reviews BYD Seal

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smart #1

The Smart #1 feels like a breath of fresh air in the compact EV world, pairing playful styling with usable space and a cabin that punches above its size. It skips the fuss and delivers an easygoing, city-friendly driving experience with clever features that make it a sensible, slightly cheeky choice for everyday motoring.

details
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Limbo_Edition1_EXT_09_White_Gold_Powered_Tailgate
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Reviews smart #1

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smart #1

Costs and Consumption
Price
40,300 - 45,400 £
Price
31,700 - 45,000 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.4 - 18.2 kWh/100km
Consumption kWh/100km
16.8 - 18.2 kWh/100km
Electric Range
460 - 570 km
Electric Range
310 - 440 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 - 1,900 kg
Trunk capacity
400 L
Trunk capacity
313 - 323 L
Length
4,800 mm
Length
4,270 - 4,300 mm
Width
1,875 mm
Width
1,822 mm
Height
1,460 mm
Height
1,636 mm
Max trunk capacity
-
Max trunk capacity
976 - 986 L
Payload
446 - 473 kg
Payload
425 - 470 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
3.9 - 6.7 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 - 2,024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BYD
Brand
smart
Is the BYD Seal offered with different drivetrains?

The BYD Seal is offered with Rear-Wheel Drive or All-Wheel Drive.

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.