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BYD Seal vs Mercedes GLB comparison

Compare performance (530 HP vs 354 HP), boot space and price (41,100 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – BYD Seal or Mercedes GLB?

BYD Seal vs Mercedes GLB: Key differences

BYD Seal

4.9 (1 Reviews)
rate
  • marginally cheaper
  • visibly more power
  • clearly quicker 0–100 km/h
details

Mercedes GLB

3.6 (4 Reviews)
rate
  • barely more electric range
  • barely 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

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

BYD Seal is marginally cheaper – starting at 41,100 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 2,063 £.

When it comes to electricity consumption, both models perform equally – each averaging 15.4 kWh/100km.

As for electric range, the Mercedes GLB offers barely more range – reaching up to 631 km, about 61 km more than the BYD Seal.

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 BYD Seal offers visibly more power – delivering 530 HP compared to 354 HP. That’s roughly 176 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Seal is clearly quicker – completing the sprint in 3.8 s, while the Mercedes GLB takes 5.5 s. That’s about 1.7 s quicker.

There’s also a difference in torque: the BYD Seal delivers markedly more torque with 670 Nm compared to 515 Nm. That’s about 155 Nm more.

Seal

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 barely lighter – 1,840 kg compared to 1,907 kg. The difference is around 67 kg.

When it comes to payload, the Mercedes GLB carries very slightly more – 505 kg compared to 473 kg. That’s a difference of about 32 kg.

Who wins the race in the data check?

The BYD Seal is decisively ahead 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 £41,100
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

Frequently compared as well

BYD Seal
BYD Seal 6
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BYD's Seal and the freshly updated Seal 6 go head‑to‑head as the Chinese EV player tries to turn a promising coupe‑ish saloon into something truly polished. We pit range, tech and driving feel against each other to see if the Seal 6 is a worthwhile upgrade—or just a shinier Seal with a fancier …
BYD Seal
BYD Sealion 7
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This comparison looks at the BYD Seal and the BYD Sealion 7 to help you decide which electric BYD best fits your needs. The Seal is a sleek, performance-oriented electric sedan, while the Sealion 7 focuses on greater practicality and interior flexibility for buyers who need more space.
BYD Seal
Mercedes GLB

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, fastback-style electric sedan that blends sporty design with a comfortable, tech-forward cabin. It delivers an engaging driving feel, impressive real-world range and strong value, making it a compelling choice for buyers who want a modern EV sedan.

details
E39C85E9-48DC-4818-A3E7-3F02C3DB2C91
8CF01411-B14A-410A-AA11-F9D5B2E2275B
A96F2FC6-6F90-4820-9B66-B5BED237CAFF
56EE1144-A336-4202-B4CC-B68903013A42
03694851-BE3F-404A-85F8-4557ADB00247

Reviews BYD Seal

4.9 (1 Reviews)
rate
Thomas
14 Apr 2026, 15:59:57

Very well equipped and really good quality. Driving performance is more than adequate and very comfortable.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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
19C0853_001
19C0853_003
19C0853_015
19C0853_069
19C0797_007

Reviews Mercedes GLB

3.6 (4 Reviews)
rate
Hans
19 Feb 2026, 02:39:00

Great car — very satisfied with the GLB 250 4MATIC.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Mercedes GLB
VS
The BMW iX3 and Mercedes GLB go head-to-head as two very different takes on the premium compact SUV: the iX3 is BMW’s electric, efficiency-focused offering while the GLB is Mercedes’ practical, multi‑seat family SUV. This comparison will help you weigh the iX3’s EV range, refinement and tech …
BYD Seal
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The Mercedes EQB and Mercedes GLB target the same compact‑SUV buyers but take very different routes: the EQB is the all‑electric choice while the GLB relies on conventional petrol/diesel and mild‑hybrid engines. This quick comparison looks at driving character, interior practicality, range and …
BYD Seal
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The BYD Seal and the XPeng P7+ are two sharp electric sedans from Chinese brands that deliver long range, sporty design and advanced technology at competitive prices. This comparison examines how the Seal’s efficient powertrain and rich feature set stack up against the P7+’s driver-assist …
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smart #5
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BYD Seal
Mercedes GLB

Costs and Consumption
Price
41,100 - 46,300 £
Price
43,200 - 62,400 £
Consumption L/100km
-
Consumption L/100km
5.7 - 6.1 L/100km
Consumption kWh/100km
15.4 - 18.2 kWh/100km
Consumption kWh/100km
15.4 - 15.9 kWh/100km
Electric Range
460 - 570 km
Electric Range
431 - 631 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 138 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,907 - 2,185 kg
Curb weight
1,840 - 2,280 kg
Trunk capacity
-
Trunk capacity
540 L
Length
-
Length
-
Width
1,875 mm
Width
1,861 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
446 - 473 kg
Payload
485 - 505 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric, Full Hybrid
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
156 - 354 HP
Acceleration 0-100km/h
3.8 - 7.5 s
Acceleration 0-100km/h
5.5 - 9.7 s
Max Speed
-
Max Speed
-
Torque
360 - 670 Nm
Torque
280 - 515 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
170 - 390 kW
Power kW
115 - 260 kW
Engine capacity
-
Engine capacity
1,499 cm3

General
Model Year
2026
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A, D, E
Brand
BYD
Brand
Mercedes-Benz
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.