@ BYD Auto / BYD Global Media
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BYD Sealion 7 vs smart #5 - Differences and prices compared

Compare performance (530 HP vs 646 HP), boot space and price (42800 £ vs 39300 £) at a glance. Find out which car is the better choice for you – BYD Sealion 7 or smart #5?

BYD Sealion 7

5 (1 Reviews)
rate

smart #5

5 (3 Reviews)
rate

You can find all user reviews further down on this page.

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

Sealion 7 @ BYD Auto / BYD Global Media

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

smart #5 has a minimal advantage in terms of price – it starts at 39300 £, while the BYD Sealion 7 costs 42800 £. That’s a price difference of around 3506 £.

In terms of energy consumption, the advantage goes to the smart #5: with 18.40 kWh per 100 km, it’s minimal more efficient than the BYD Sealion 7 with 19.90 kWh. That’s a difference of about 1.50 kWh.

As for range, the smart #5 performs to a small extent better – achieving up to 590 km, about 88 km more than the BYD Sealion 7.

Sealion 7 @ BYD Auto / BYD Global Media

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 smart #5 has a somewhat edge – offering 646 HP compared to 530 HP. That’s roughly 116 HP more horsepower.

In acceleration from 0 to 100 km/h, the smart #5 is slightly quicker – completing the sprint in 3.80 s, while the BYD Sealion 7 takes 4.50 s. That’s about 0.70 s faster.

In terms of top speed, the BYD Sealion 7 performs minimal better – reaching 215 km/h, while the smart #5 tops out at 210 km/h. The difference is around 5 km/h.

There’s also a difference in torque: smart #5 pulls minimal stronger with 710 Nm compared to 690 Nm. That’s about 20 Nm difference.

Sealion 7 @ BYD Auto / BYD Global Media

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.

Seats: offers more seating capacity – vs .

In curb weight, smart #5 is minimal lighter – 2200 kg compared to 2225 kg. The difference is around 25 kg.

In terms of boot space, the smart #5 offers to a small extent more room – 630 L compared to 520 L. That’s a difference of about 110 L.

In maximum load capacity, the BYD Sealion 7 performs slightly better – up to 1789 L, which is about 259 L more than the smart #5.

When it comes to payload, smart #5 to a small extent takes the win – 502 kg compared to 410 kg. That’s a difference of about 92 kg.

Who wins the race?

The smart #5 proves to be leaves the rival little chance and therefore becomes our DriveDuel Champion!
smart #5 is the better all-rounder in this comparison.

from about £39,300
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smart #5

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 340 - 646 HP
  • Consumption kWh/100km : 18.4 - 19.9 kWh
  • Electric Range : 465 - 590 km
BYD Sealion 7
smart #5

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BYD Sealion 7

5 (1 Reviews)
rate

The Sealion 7 captivates with its striking design and impressive performance that appeals to both enthusiasts and casual drivers alike. With a focus on comfort and advanced technology, this model redefines the driving experience, making every journey enjoyable. Its sleek silhouette coupled with an innovative interior showcases the perfect blend of style and functionality.

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smart #5

5 (3 Reviews)
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The Smart #5 continues to build on the brand's legacy of compact and efficient urban vehicles, now infused with a more modern and stylish design. Its sleek appearance is complemented by a spacious interior, offering comfort without compromising its compact nature. This model is ideal for city dwellers seeking a blend of innovation, practicality, and style in their daily drives.

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BYD Sealion 7
smart #5
Sealion 7 @ BYD Auto / BYD Global Media

Costs and Consumption

Price
42800 - 52300 £
Price
39300 - 52200 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
19.9 - 21.9 kWh
Consumption kWh/100km
18.4 - 19.9 kWh
Electric Range
456 - 502 km
Electric Range
465 - 590 km
Battery Capacity
-
Battery Capacity
74.4 - 94 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
4
Doors
5
Curb weight
2225 - 2435 kg
Curb weight
2200 - 2378 kg
Trunk capacity
520 L
Trunk capacity
630 L
Length
4830 mm
Length
4695 mm
Width
1925 mm
Width
1920 mm
Height
1620 mm
Height
1705 mm
Max trunk capacity
1789 L
Max trunk capacity
1530 L
Payload
410 kg
Payload
475 - 502 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
313 - 530 HP
Power HP
340 - 646 HP
Acceleration 0-100km/h
4.5 - 6.7 s
Acceleration 0-100km/h
3.8 - 6.9 s
Max Speed
215 km/h
Max Speed
200 - 210 km/h
Torque
380 - 690 Nm
Torque
373 - 710 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
230 - 390 kW
Power kW
250 - 475 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2024
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BYD
Brand
smart
Is the BYD Sealion 7 offered with different drivetrains?

The BYD Sealion 7 is available as Rear-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.