VS

Mercedes EQB vs BYD Sealion 7 comparison

Compare performance (292 HP vs 530 HP), boot space and price (45,900 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Mercedes EQB or BYD Sealion 7?

Mercedes EQB vs BYD Sealion 7: Key differences

Mercedes EQB

4.3 (3 Reviews)
rate
  • visibly more efficient
  • marginally more electric range
  • marginally lighter

BYD Sealion 7

5 (2 Reviews)
rate
  • barely cheaper
  • considerably more power
  • noticeably quicker 0–100 km/h
  • marginally more trunk space

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

EQB

A Riveting Electric Duel: Mercedes EQB vs. BYD Sealion 7

The electric SUV market continues to expand with formidable players as more automakers join the green revolution, leaving buyers spoilt for choice. Among the leading contenders are the Mercedes EQB and the BYD Sealion 7, each offering their unique blend of performance, technology, and luxury. Let’s delve into what makes these two electric SUVs tick and explore which might be the better fit for your driveway.

Sealion 7

Design and Dimensions

The Mercedes EQB and the BYD Sealion 7 both embrace the SUV body style, but they bring their unique aesthetics to the roads. The EQB, with its length of 4684 mm, width of 1834 mm, and a height of 1654 mm (1689 mm for the 2025 model), showcases Mercedes-Benz's signature elegance and modern frontal design. Meanwhile, the larger BYD Sealion 7 stretches to a length of 4830 mm, is slightly wider at 1925 mm, and stands at a height of 1620 mm. While both vehicles offer ample road presence, the Sealion's extra space might appeal to those who prioritize interior room and trunk capacity, clocking in at 520 liters over the EQB's 495 liters.

EQB

Performance and Power

Under the hood, both SUVs pack a punch but through different avenues. The EQB offers three power options, with a peak of 292 HP and a torque of 520 Nm, ensuring a balanced driving experience. It features both front-wheel and all-wheel drive options, with acceleration from 0-100 km/h taking as low as 6.2 seconds. On the other hand, the Sealion 7 takes performance a notch higher with its two engine options that peak at 530 HP and 690 Nm of torque. This superior power translates to a rapid acceleration of just 4.5 seconds to reach 100 km/h, and a top speed of 215 km/h, considerably higher than the EQB's 160 km/h.

Sealion 7

Efficiency and Range

A critical aspect of electric vehicles is their range and efficiency. The EQB offers a range spanning between 445 km and 533 km, dependent on the variant, with an energy consumption as low as 15.2 kWh/100 km. The Sealion 7, while offering a slightly lower maximum range of 502 km, provides robust energy output with consumption between 19.9 kWh and 21.9 kWh per 100 km. Both vehicles earn an 'A' CO2 Efficiency Class, affirming their eco-friendly credentials.

EQB

Technology and Innovation

In the realm of technology, the EQB and Sealion 7 each reflect their respective brand’s innovation ethos. Mercedes-Benz is known for its luxurious interiors filled with intuitive technologies, from sophisticated infotainment systems to advance safety features. The EQB is no exception, offering an interior that merges comfort with cutting-edge digital features. Meanwhile, BYD, recognized for their pioneering work in electric mobility, equips the Sealion 7 with state-of-the-art technology, focusing on driver assistance systems and a user-friendly interface aimed at enhancing overall driving experience.

Sealion 7

Conclusion

Choosing between the Mercedes EQB and the BYD Sealion 7 boils down to priorities. If you crave a perfect blend of luxury and moderate performance, the EQB stands as a compelling choice with its exceptional design and range efficiency. However, if powerful performance and extra room take precedence, the BYD Sealion 7 impresses with its superior acceleration and cutting-edge technology. Whichever way you lean, it’s clear both vehicles exemplify the thrilling advancements occurring in the electric SUV arena.

Frequently compared as well

BYD Sealion 7
ZEEKR 7X
VS
The BYD Sealion 7 plays the value card with clever packaging, generous range claims and soft-riding manners, while the ZEEKR 7X feels like the sharper, tech-forward alternative that’s happier chasing pace and premium detailing. If you want an everyday EV that stretches your money on range and …
BYD Seal U
BYD Sealion 7
VS
The BYD Seal U brings crossover practicality and a higher driving position for buyers after everyday versatility, while the sleeker BYD Sealion 7 swaps that raised stance for a lower, sportier profile and crisper road manners. Choose the Seal U for family-friendly space and comfort, or the Sealion …

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

EQB

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

BYD Sealion 7 is barely cheaper – starting at 42,800 £ , while the Mercedes EQB costs 45,900 £ . That’s a price difference of around 3,021 £.

In terms of energy consumption, the Mercedes EQB is visibly more efficient: consuming 15.2 kWh/100km compared to 19.9 kWh/100km for the BYD Sealion 7. That’s a difference of about 4.7 kWh/100km.

As for electric range, the Mercedes EQB offers marginally more range – reaching up to 535 km, about 33 km more than the BYD Sealion 7.

Sealion 7

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 BYD Sealion 7 offers considerably more power – delivering 530 HP compared to 292 HP. That’s roughly 238 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Sealion 7 is noticeably quicker – completing the sprint in 4.5 s, while the Mercedes EQB takes 6.2 s. That’s about 1.7 s quicker.

There’s also a difference in torque: the BYD Sealion 7 delivers visibly more torque with 690 Nm compared to 520 Nm. That’s about 170 Nm more.

EQB

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 EQB is marginally lighter – 2,105 kg compared to 2,225 kg. The difference is around 120 kg.

Looking at boot space, the BYD Sealion 7 offers marginally more boot space – 520 L compared to 495 L. That’s a difference of about 25 L.

When it comes to payload, the Mercedes EQB carries marginally more – 435 kg compared to 410 kg. That’s a difference of about 25 kg.

Who wins the race in the data check?

The BYD Sealion 7 is clearly superior overall 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 £42,800
Sealion 7

BYD Sealion 7

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 313 - 530 HP
  • Consumption kWh/100km : 19.9 - 21.9 kWh/100km
  • Electric Range : 456 - 502 km
details
Mercedes EQB
BYD Sealion 7

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes EQB

The Mercedes EQB is an electric compact SUV that dresses Mercedes' premium feel in practical clothing, with flexible seating and a serene, composed ride that turns everyday errands into a small luxury. It won't thrill the enthusiast, but for buyers who want a smart, spacious and well-made EV with tasteful tech and real-world usability, the EQB is a sensible, slightly buttoned-up choice that impresses without shouting.

details
21C0680_006
21C0680_005
21C0680_002
21C0680_078
21C0680_052

Reviews Mercedes EQB

4.3 (3 Reviews)
rate
Stefan
4 Dec 2025, 21:05:57

A bit boring and no longer up-to-date with its slow charging speed...

BYD Sealion 7

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.

details
img-0696
byd-sealion-7-17
byd-sealion-7-12

Reviews BYD Sealion 7

5 (2 Reviews)
rate
oriol
27 Feb 2026, 15:33:27

range that I can always charge to 100% — unlike other brands that told me it was recommended to stop at 80%, which consequently cut my real range from 600 to 480 by not being able to charge to 100%. I think that's something people should know.

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

Frequently compared as well

BYD Tang
BYD Sealion 7
VS
The BYD Tang wears its SUV badge proudly — big, bold and businesslike, with a roomy cabin, high driving position and enough tech to turn family road trips into comfortable command missions. The BYD Sealion 7 is the sleeker, more carlike alternative, trading some bulk for sharper handling, better …
BYD Sealion 7
Kia EV5
VS
The BYD Sealion 7 goes head-to-head with the Kia EV5 in a neat showdown between bold, feature-packed value and polished, dependable practicality. Which should you park in your garage — BYD’s tech-heavy challenger promising big range for the money, or Kia’s composed EV5 that prefers refinement and …
Skoda Enyaq
BYD Sealion 7
VS
Skoda Enyaq is the sensible, family-friendly EV — roomy, comfortably composed and refreshingly free of gimmicks, the sort of car that quietly makes everyday life easier. BYD Sealion 7, by contrast, trades conservatism for style and tech, offering punchy electric performance and impressive value …
Mercedes EQB
Mercedes GLB
VS
In one corner is the Mercedes EQB — the battery-powered, future-facing sibling that promises silent, zero-emission drives; in the other, the Mercedes GLB — the boxy, practical all‑rounder that still gets the job done on family runs. Which should you pick for your driveway: the EQB for city-slick, …
Toyota bZ4X
BYD Sealion 7
VS
The Toyota bZ4X feels like a reliably mellow electric SUV — conservative styling, predictable handling and Toyota-level build confidence for buyers who want fuss-free ownership. The BYD Sealion 7, by contrast, punches above its price with slick tech, impressive range and a sportier edge, making it …
XPeng G6
BYD Sealion 7
VS
In the competitive landscape of electric vehicles, the XPeng G6 and BYD Sealion 7 stand out for their innovative features and striking designs. The XPeng G6 impresses with its advanced tech integration and spacious interior, appealing to tech-savvy consumers, while the BYD Sealion 7 showcases …
BYD Sealion 7
BYD Seal 6
VS
BYD Sealion 7 and BYD Seal 6 go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice.
BYD Atto 3
BYD Sealion 7
VS
BYD Atto 3 and BYD Sealion 7 go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice.
Mercedes EQB
BYD Sealion 7

Costs and Consumption
Price
45,900 - 58,900 £
Price
42,800 - 52,300 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.2 - 17.2 kWh/100km
Consumption kWh/100km
19.9 - 21.9 kWh/100km
Electric Range
468 - 535 km
Electric Range
456 - 502 km
Battery Capacity
70.5 kWh
Battery Capacity
-
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
5
Doors
-
Curb weight
2,105 - 2,170 kg
Curb weight
2,225 - 2,435 kg
Trunk capacity
495 L
Trunk capacity
520 L
Length
4,684 mm
Length
-
Width
1,834 mm
Width
1,925 mm
Height
1,654 - 1,689 mm
Height
-
Max trunk capacity
1,710 L
Max trunk capacity
-
Payload
435 kg
Payload
410 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
190 - 292 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
6.2 - 8.9 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
160 km/h
Max Speed
-
Torque
385 - 520 Nm
Torque
380 - 690 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
140 - 215 kW
Power kW
230 - 390 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2,024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
BYD
Is the Mercedes EQB offered with different drivetrains?

The Mercedes EQB is available as Front-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.