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BYD Seal U vs Mercedes GLB comparison
Compare performance (324 HP vs 354 HP), boot space and price (34,300 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Mercedes GLB?
BYD Seal U vs Mercedes GLB: 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 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.
BYD Seal U is noticeably cheaper – starting at 34,300 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 8,920 £.
In terms of energy consumption, the BYD Seal U is noticeably more efficient: consuming 12.1 kWh/100km compared to 15.4 kWh/100km for the Mercedes GLB. That’s a difference of about 3.3 kWh/100km.
As for electric range, the Mercedes GLB offers noticeably more range – reaching up to 631 km, about 131 km more than the BYD Seal U.
GLB
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 Mercedes GLB offers marginally more power – delivering 354 HP compared to 324 HP. That’s roughly 30 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes GLB is marginally quicker – completing the sprint in 5.5 s, while the BYD Seal U takes 5.9 s. That’s about 0.4 s quicker.
There’s also a difference in torque: the BYD Seal U delivers only slightly more torque with 550 Nm compared to 515 Nm. That’s about 35 Nm more.
Seal U
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Both vehicles offer seating for 5 people.
In terms of curb weight, Mercedes GLB is marginally lighter – 1,840 kg compared to 1,940 kg. The difference is around 100 kg.
Looking at boot space, the BYD Seal U offers barely more boot space – 552 L compared to 540 L. That’s a difference of about 12 L.
When it comes to payload, the Mercedes GLB carries moderately more – 505 kg compared to 410 kg. That’s a difference of about 95 kg.
Who wins the race in the data check?
The Mercedes GLB holds a slight edge 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 £43,200
Mercedes GLB
BYD Seal U
Mercedes GLB
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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BYD Seal U
The BYD Seal U is a sleek electric fastback that blends sporty styling with a roomy, tech-focused interior, making it an appealing choice for buyers who want electric performance without sacrificing comfort. It delivers a smooth, composed ride and intuitive features, positioning it as a practical yet modern option in the EV market.
details
Mercedes GLB
The Mercedes GLB is a compact luxury SUV that blends smart packaging with a polished, composed driving experience. Its flexible interior and premium feel make it a sensible pick for buyers who want Mercedes comfort and practicality in a smaller footprint.
details
BYD Seal U
Mercedes GLB
Costs and Consumption |
|
|---|---|
|
Price
34,300 - 39,800 £
|
Price
43,200 - 62,400 £
|
|
Consumption L/100km
-
|
Consumption L/100km
5.7 - 6.1 L/100km
|
|
Consumption kWh/100km
12.1 - 20.5 kWh/100km
|
Consumption kWh/100km
15.4 - 15.9 kWh/100km
|
|
Electric Range
70 - 500 km
|
Electric Range
431 - 631 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 - 71 g/km
|
co2
0 - 138 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,940 - 2,147 kg
|
Curb weight
1,840 - 2,280 kg
|
|
Trunk capacity
425 - 552 L
|
Trunk capacity
540 L
|
|
Length
-
|
Length
-
|
|
Width
1,890 mm
|
Width
1,861 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
410 kg
|
Payload
485 - 505 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric, Plugin Hybrid
|
Engine Type
Electric, Full Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox, Automatic Gearbox
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
218 - 324 HP
|
Power HP
156 - 354 HP
|
|
Acceleration 0-100km/h
5.9 - 9.6 s
|
Acceleration 0-100km/h
5.5 - 9.7 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
300 - 550 Nm
|
Torque
280 - 515 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4
|
|
Power kW
160 - 238 kW
|
Power kW
115 - 260 kW
|
|
Engine capacity
1,497 - 1,498 cm3
|
Engine capacity
1,499 cm3
|
General |
|
|---|---|
|
Model Year
2,024 - 2,026
|
Model Year
2026
|
|
CO2 Efficiency Class
A, B
|
CO2 Efficiency Class
A, D, E
|
|
Brand
BYD
|
Brand
Mercedes-Benz
|
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.