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BYD Seal U vs Mercedes GLC comparison

Compare performance (324 HP vs 472 HP), boot space and price (34,300 £ vs 50,300 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Mercedes GLC?

BYD Seal U vs Mercedes GLC: Key differences

BYD Seal U

4.2 (10 Reviews)
rate
  • substantially cheaper
  • significantly more electric range
  • only slightly lighter
details

Mercedes GLC

4.4 (13 Reviews)
rate
  • clearly more power
  • considerably quicker 0–100 km/h
  • somewhat more trunk space
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

Seal U

BYD Seal U VS Mercedes GLC — a quick reality check

BYD Seal U VS Mercedes GLC sets up a straightforward trade-off: the Seal U delivers high equipment levels and electric‑centric practicality for less money, while the GLC offers a more traditionally refined, premium experience at a higher price. The Seal U feels like a value-packed, comfort-first family SUV with strong EV credentials and lots of standard kit. The Mercedes GLC answers with quieter long‑distance manners, more polished materials and options that tune ride and handling toward refinement. For buyers the choice is less about which is objectively better and more about whether you prioritise kit and electric range or upscale feel and tried‑and‑true long‑distance composure.

GLC

Cabin comfort and perceived quality

The BYD Seal U leans into a soft, relaxed ride and generous standard comfort features that make it immediately welcoming for daily commutes and long drives. The Mercedes GLC, by contrast, cultivates a more finished cabin ambience with higher‑grade touchpoints and an overall sense of refinement that reads as more premium to most occupants. In everyday use the Seal U feels plush and a touch floaty over uneven surfaces, whereas the GLC feels composed and controlled, especially if you opt for the adaptive suspension package. If you cherish plush seats and lots of creature comforts as standard, the Seal U will impress; if you want a quieter, more class‑leading interior finish, the GLC nudges ahead.

Seal U

Practicality and family usability

The BYD Seal U prioritises interior space for passengers with a flat rear floor and adjustable rear seats that make life easier with child seats and long legs in the back. The Mercedes GLC tends to win on straightforward luggage usability in its conventional petrol/diesel forms, offering a deeper, more regular boot when you need to load big suitcases. That said, the Seal U’s variable floors and clever touches are family‑friendly and its 360° camera helps city parking; the GLC can be easier to live with for heavy cargo loads unless you choose a PHEV, which trims space. For families who haul people rather than bulky cargo the Seal U feels more practical day‑to‑day, while those who regularly pack for trips will appreciate the GLC’s classic trunk usability.

GLC

Driving character and long‑distance behavior

The BYD Seal U drives with a composed, comfort‑first personality that soothes long motorway runs and keeps interior noise low under steady cruising. The Mercedes GLC behaves like a seasoned cruiser — exceptionally stable at speed and able to mask highway fatigue better, especially with the right suspension option. In traffic and town the Seal U’s lighter steering and relaxed responses feel effortless, whereas the GLC gives a firmer, more assured on‑centre feel that passengers interpret as confidence. If you want a relaxed long‑distance EV experience with lots of equipment the Seal U fits neatly; if you prioritise a hushed, planted motorway companion with more nuanced chassis tuning, the GLC is more convincing.

Seal U

Technology, ergonomics and charging/energy practicality

BYD outfits the Seal U with a large, distinctive screen, rotating display and strong camera systems that make parking and visibility chores easier, but the menu structure and limited shortcut keys demand a learning curve. Mercedes’ MBUX package trades some of that cheesiness for slick voice controls and polished screens, though the reliance on touch controls — especially for climate functions — frustrates those who prefer physical buttons. From a charging and daily‑range perspective, the Seal U is pitched as a very EV‑capable option for regular electric use, while Mercedes offers a more conventional premium set of powertrain choices that can be more flexible for mixed driving patterns. In short, the Seal U trades some ergonomic polish for value‑packed tech, whereas the GLC gives more refined systems with a touch of interface compromise.

GLC

Who should pick which car — buyer fit and trade‑offs

If you want the most equipment for the money, a quiet, comfortable cabin and an EV‑friendly operating profile that rewards regular charging, the BYD Seal U is aimed squarely at you. If you value material refinement, a classier cabin feel, greater composure on long trips and the reassurance of established premium packaging, the Mercedes GLC will suit your priorities better. Urban families and cost‑conscious EV adopters will appreciate the Seal U’s straightforward value, while buyers who habitually do motorway miles or who need a very conventional boot layout will lean toward the GLC. The next section drills into the technical details so you can match those real‑world impressions to the concrete specifications behind them.

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

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 substantially cheaper – starting at 34,300 £ , while the Mercedes GLC costs 50,300 £ . That’s a price difference of around 16,050 £.

As for electric range, the BYD Seal U offers significantly more range – reaching up to 500 km, about 372 km more than the Mercedes GLC.

GLC

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 GLC offers clearly more power – delivering 472 HP compared to 324 HP. That’s roughly 148 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLC is considerably quicker – completing the sprint in 4.2 s, while the BYD Seal U takes 5.9 s. That’s about 1.7 s quicker.

There’s also a difference in torque: the Mercedes GLC delivers clearly more torque with 750 Nm compared to 550 Nm. That’s about 200 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, BYD Seal U is only slightly lighter – 1,940 kg compared to 1,985 kg. The difference is around 45 kg.

Looking at boot space, the Mercedes GLC offers somewhat more boot space – 620 L compared to 552 L. That’s a difference of about 68 L.

When it comes to payload, the Mercedes GLC carries markedly more – 575 kg compared to 410 kg. That’s a difference of about 165 kg.

Who wins the race in the data check?

The Mercedes GLC holds a narrow overall lead 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 £50,300
GLC

Mercedes GLC

  • Engine Type Diesel MHEV, Plugin Hybrid, Petrol MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 186 - 472 HP
  • Consumption L/100km 1.6 - 9.4 L/100km
  • Electric Range 122 - 128 km
BYD Seal U
Mercedes GLC

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.

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Mercedes GLC

The Mercedes GLC blends quiet refinement with premium materials to create a comfortable, modern cabin that feels more upscale than its size might suggest. It delivers composed handling and confident on-road manners while offering practical versatility and a strong suite of driver assistance and infotainment features.

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BYD Seal U
Mercedes GLC

Costs and Consumption

Price
34,300 - 39,800 £
Price
50,300 - 82,100 £
Consumption L/100km
-
Consumption L/100km
1.6 - 9.4 L/100km
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Consumption kWh/100km
-
Electric Range
70 - 500 km
Electric Range
122 - 128 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 71 g/km
co2
41 - 214 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
1,985 - 2,400 kg
Trunk capacity
425 - 552 L
Trunk capacity
390 - 620 L
Length
-
Length
-
Width
1,890 mm
Width
1,890 - 1,920 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 kg
Payload
475 - 575 kg

Engine and Performance

Engine Type
Electric, Plugin Hybrid
Engine Type
Diesel MHEV, Plugin Hybrid, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
218 - 324 HP
Power HP
186 - 472 HP
Acceleration 0-100km/h
5.9 - 9.6 s
Acceleration 0-100km/h
4.2 - 9 s
Max Speed
-
Max Speed
-
Torque
300 - 550 Nm
Torque
380 - 750 Nm
Number of Cylinders
4
Number of Cylinders
4 - 6
Power kW
160 - 238 kW
Power kW
137 - 347 kW
Engine capacity
1,497 - 1,498 cm3
Engine capacity
1,993 - 2,999 cm3

General

Model Year
2,024 - 2,026
Model Year
2,025 - 2,026
CO2 Efficiency Class
A, B
CO2 Efficiency Class
D, B, E, F, 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.