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BYD Seal U vs Mercedes GLA comparison

Compare performance (324 HP vs 421 HP), boot space and price (34,300 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Mercedes GLA?

BYD Seal U vs Mercedes GLA: Key differences

BYD Seal U

4.1 (7 Reviews)
rate
  • a bit cheaper
  • clearly more electric range
  • markedly more trunk space
details

Mercedes GLA

4.5 (4 Reviews)
rate
  • noticeably more power
  • clearly quicker 0–100 km/h
  • visibly lighter
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

Seal U

Costs and Efficiency:

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

BYD Seal U is a bit cheaper – starting at 34,300 £ , while the Mercedes GLA costs 38,800 £ . That’s a price difference of around 4,559 £.

As for electric range, the BYD Seal U offers clearly more range – reaching up to 500 km, about 426 km more than the Mercedes GLA.

GLA

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 Mercedes GLA offers noticeably more power – delivering 421 HP compared to 324 HP. That’s roughly 97 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLA is clearly quicker – completing the sprint in 4.3 s, while the BYD Seal U takes 5.9 s. That’s about 1.6 s quicker.

There’s also a difference in torque: the BYD Seal U delivers only slightly more torque with 550 Nm compared to 500 Nm. That’s about 50 Nm more.

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 terms of curb weight, Mercedes GLA is visibly lighter – 1,570 kg compared to 1,940 kg. The difference is around 370 kg.

Looking at boot space, the BYD Seal U offers markedly more boot space – 552 L compared to 435 L. That’s a difference of about 117 L.

When it comes to payload, the Mercedes GLA carries somewhat more – 500 kg compared to 410 kg. That’s a difference of about 90 kg.

Who wins the race in the data check?

The BYD Seal U stands well ahead of its rival 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 £34,300
Seal U

BYD Seal U

  • Engine Type : Electric, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 218 - 324 HP
  • Consumption kWh/100km : 12.1 - 20.5 kWh/100km
  • Electric Range : 70 - 500 km
BYD Seal U
Mercedes GLA

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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 GLA

The Mercedes GLA is a compact luxury crossover that brings Mercedes-Benz's refined design and premium cabin materials into a practical, city-friendly package. It combines comfortable ride quality and intuitive tech with poised handling, making it a confident choice for everyday driving and longer journeys.

details
BYD Seal U
Mercedes GLA

Costs and Consumption

Price
34,300 - 39,800 £
Price
38,800 - 75,300 £
Consumption L/100km
-
Consumption L/100km
2.9 - 9.5 L/100km
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Consumption kWh/100km
-
Electric Range
70 - 500 km
Electric Range
74 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 71 g/km
co2
66 - 216 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
1,570 - 1,810 kg
Trunk capacity
425 - 552 L
Trunk capacity
385 - 435 L
Length
-
Length
-
Width
1,890 mm
Width
1,834 - 1,849 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 kg
Payload
480 - 500 kg

Engine and Performance

Engine Type
Electric, Plugin Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
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 - 421 HP
Acceleration 0-100km/h
5.9 - 9.6 s
Acceleration 0-100km/h
4.3 - 11 s
Max Speed
-
Max Speed
-
Torque
300 - 550 Nm
Torque
230 - 500 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
160 - 238 kW
Power kW
85 - 310 kW
Engine capacity
1,497 - 1,498 cm3
Engine capacity
1,332 - 1,991 cm3

General

Model Year
2,024 - 2,026
Model Year
2025
CO2 Efficiency Class
A, B
CO2 Efficiency Class
E, F, B, G
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.