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BYD Seal U vs Mercedes B Class - Differences and prices compared
Compare performance (324 HP vs 238 HP), boot space and price (34300 £ vs 33100 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Mercedes B Class?
Seal U
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.
Mercedes B Class has a slight advantage in terms of price – it starts at 33100 £ , while the BYD Seal U costs 34300 £ . That’s a price difference of around 1148 £.
Fuel consumption also shows a difference: BYD Seal U manages with 0.40 L and is therefore significantly more efficient than the Mercedes B Class with 2.50 L. The difference is about 2.10 L per 100 km.
As for electric range, the BYD Seal U performs convincingly better – achieving up to 500 km, about 417 km more than the Mercedes B Class.
B Class
Engine and Performance:
Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.
When it comes to engine power, the BYD Seal U has a clearly perceptible edge – offering 324 HP compared to 238 HP. That’s roughly 86 HP more horsepower.
In acceleration from 0 to 100 km/h, the BYD Seal U is to a small extent quicker – completing the sprint in 5.90 s, while the Mercedes B Class takes 6.50 s. That’s about 0.60 s faster.
In terms of top speed, the Mercedes B Class performs evident better – reaching 250 km/h, while the BYD Seal U tops out at 180 km/h. The difference is around 70 km/h.
There’s also a difference in torque: BYD Seal U pulls somewhat stronger with 550 Nm compared to 450 Nm. That’s about 100 Nm difference.
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Seal U
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 curb weight, Mercedes B Class is noticeable lighter – 1405 kg compared to 1940 kg. The difference is around 535 kg.
In terms of boot space, the BYD Seal U offers to a small extent more room – 552 L compared to 455 L. That’s a difference of about 97 L.
In maximum load capacity, the Mercedes B Class performs hardly perceptible better – up to 1540 L, which is about 75 L more than the BYD Seal U.
When it comes to payload, Mercedes B Class noticeable takes the win – 550 kg compared to 410 kg. That’s a difference of about 140 kg.
Who comes out on top?
Overall, the BYD Seal U shows itself to be outperforms in nearly all aspects and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.
from about £34,300
BYD Seal U
BYD Seal U
Mercedes B Class
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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BYD Seal U
5 (2 Reviews)
The BYD Seal U pairs a sleek fastback silhouette with a surprisingly roomy, tech-rich cabin, giving electric chic without the showroom pretension. It's a smart pick for buyers after confident handling, sensible practicality and standout value — all wrapped up with a cheeky grin when you put your foot down.
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Mercedes B Class
5 (4 Reviews)
The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.
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BYD Seal U
Mercedes B Class
Costs and Consumption |
|
|---|---|
|
Price
34300 - 39800 £
|
Price
33100 - 52500 £
|
|
Consumption L/100km
0.4 - 1.2 L
|
Consumption L/100km
2.5 - 6.9 L
|
|
Consumption kWh/100km
19.9 - 20.5 kWh
|
Consumption kWh/100km
-
|
|
Electric Range
70 - 500 km
|
Electric Range
83 km
|
|
Battery Capacity
-
|
Battery Capacity
12.90 kWh
|
|
co2
0 - 26 g/km
|
co2
56 - 156 g/km
|
|
Fuel tank capacity
60 L
|
Fuel tank capacity
35 - 51 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
MPV
|
|
Seats
5
|
Seats
5
|
|
Doors
5
|
Doors
5
|
|
Curb weight
1940 - 2147 kg
|
Curb weight
1405 - 1745 kg
|
|
Trunk capacity
425 - 552 L
|
Trunk capacity
405 - 455 L
|
|
Length
4775 - 4785 mm
|
Length
4419 mm
|
|
Width
1890 mm
|
Width
1796 mm
|
|
Height
1668 - 1670 mm
|
Height
1562 mm
|
|
Max trunk capacity
1440 - 1465 L
|
Max trunk capacity
1440 - 1540 L
|
|
Payload
410 kg
|
Payload
505 - 550 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Plugin Hybrid, Electric
|
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
CVT, Reduction Gearbox
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Transmission Detail
Dual-Clutch Automatic
|
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
|
Power HP
218 - 324 HP
|
Power HP
116 - 238 HP
|
|
Acceleration 0-100km/h
5.9 - 9.6 s
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Acceleration 0-100km/h
6.5 - 10 s
|
|
Max Speed
170 - 180 km/h
|
Max Speed
200 - 250 km/h
|
|
Torque
300 - 550 Nm
|
Torque
200 - 450 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4
|
|
Power kW
160 - 238 kW
|
Power kW
85 - 175 kW
|
|
Engine capacity
1497 - 1498 cm3
|
Engine capacity
1332 - 1991 cm3
|
General |
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|---|---|
|
Model Year
2024
|
Model Year
2024 - 2025
|
|
CO2 Efficiency Class
B, A
|
CO2 Efficiency Class
B, D, E, F
|
|
Brand
BYD
|
Brand
Mercedes-Benz
|
What drive types are available for the BYD Seal U?
The BYD Seal U is available as Front-Wheel Drive or All-Wheel Drive.
The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.