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BYD Seal U vs Mercedes C Class Sedan comparison

Compare performance (324 HP vs 680 HP), boot space and price (34,300 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Mercedes C Class Sedan?

BYD Seal U vs Mercedes C Class Sedan: Key differences

BYD Seal U

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

Mercedes C Class Sedan

  • significantly more power
  • significantly quicker 0–100 km/h
  • somewhat lighter

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

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

Seal U

Costs and Efficiency:

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

BYD Seal U is clearly cheaper – starting at 34,300 £ , while the Mercedes C Class Sedan costs 41,300 £ . That’s a price difference of around 7,048 £.

As for electric range, the BYD Seal U offers clearly more range – reaching up to 500 km, about 383 km more than the Mercedes C Class Sedan.

C Class Sedan

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 C Class Sedan offers significantly more power – delivering 680 HP compared to 324 HP. That’s roughly 356 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C Class Sedan is significantly quicker – completing the sprint in 3.4 s, while the BYD Seal U takes 5.9 s. That’s about 2.5 s quicker.

Looking at top speed, the Mercedes C Class Sedan is clearly faster – reaching 250 km/h, while the BYD Seal U tops out at 175 km/h. The difference is around 75 km/h.

There’s also a difference in torque: the Mercedes C Class Sedan delivers considerably more torque with 1,020 Nm compared to 550 Nm. That’s about 470 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 C Class Sedan is somewhat lighter – 1,695 kg compared to 1,940 kg. The difference is around 245 kg.

Looking at boot space, the BYD Seal U offers a bit more boot space – 552 L compared to 455 L. That’s a difference of about 97 L.

When it comes to payload, the Mercedes C Class Sedan carries visibly more – 570 kg compared to 410 kg. That’s a difference of about 160 kg.

Who wins the race in the data check?

The Mercedes C Class Sedan 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 £41,300
C Class Sedan

Mercedes C Class Sedan

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 183 - 680 HP
  • Consumption L/100km : 1.6 - 9 L/100km
  • Electric Range : 11 - 117 km
details

Frequently compared as well

BYD Seal U
BYD Sealion 7
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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 …
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BYD Seal U is a sleek, driver‑focused electric newcomer that delivers brisk, silent acceleration, cutting‑edge tech and impressive running‑cost savings — it’s the car that makes you forget what an internal‑combustion soundtrack sounded like. The Toyota RAV4 sticks to its strengths: rugged, roomy …
BYD Seal U
Mercedes C Class Sedan

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 pairs a sleek fastback silhouette with a surprisingly roomy, tech-rich cabin, giving electric chic without the showroom pretension. It's a smart pick for buyers after confident handling, sensible practicality and standout value — all wrapped up with a cheeky grin when you put your foot down.

details
BYD SEAL U 157
BYD SEAL U 061
BYD SEAL U 079

Reviews BYD Seal U

4.1 (7 Reviews)
rate
Emily
20 Jan 2026, 22:52:34

Broke down at 200 KM

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 C Class Sedan

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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21C0295_008
21C0295_012
21C0295_018
21C0297_041
21C0297_069

Reviews Mercedes C Class Sedan

No reviews yet. Share your experience and help others decide.

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BYD Seal U
Mercedes C Class Sedan

Costs and Consumption
Price
34,300 - 39,800 £
Price
41,300 - 103,400 £
Consumption L/100km
-
Consumption L/100km
1.6 - 9 L/100km
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Consumption kWh/100km
-
Electric Range
70 - 500 km
Electric Range
11 - 117 km
Battery Capacity
-
Battery Capacity
19.5 kWh
co2
0 - 71 g/km
co2
41 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
50 L

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
1,940 - 2,147 kg
Curb weight
1,695 - 2,195 kg
Trunk capacity
425 - 552 L
Trunk capacity
315 - 455 L
Length
4,785 mm
Length
4,751 mm
Width
1,890 mm
Width
1,820 - 1,900 mm
Height
1,668 mm
Height
1,438 mm
Max trunk capacity
1,440 L
Max trunk capacity
-
Payload
410 kg
Payload
480 - 570 kg

Engine and Performance
Engine Type
Electric, Plugin Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel 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
Rear-Wheel Drive, All-Wheel Drive
Power HP
218 - 324 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
5.9 - 9.6 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
175 km/h
Max Speed
235 - 250 km/h
Torque
300 - 550 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
160 - 238 kW
Power kW
135 - 500 kW
Engine capacity
1,497 - 1,498 cm3
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2,024 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
A, B
CO2 Efficiency Class
E, B, D, G
Brand
BYD
Brand
Mercedes-Benz
What drivetrain options does the BYD Seal U have?

The BYD Seal U 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.