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XPeng G6 vs Mercedes C-Class EQ comparison

Compare performance (487 HP vs 489 HP), boot space and price (37,400 £ vs 58,000 £ ) at a glance. Find out which car is the better choice for you – XPeng G6 or Mercedes C-Class EQ?

XPeng G6 vs Mercedes C-Class EQ: Key differences

XPeng G6

4.7 (5 Reviews)
rate
  • considerably cheaper
  • a bit lighter
  • slightly more trunk space
details

Mercedes C-Class EQ

  • very slightly more power
  • noticeably more efficient
  • visibly more electric range
  • very slightly quicker 0–100 km/h
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

G6

Costs and Efficiency:

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

XPeng G6 is considerably cheaper – starting at 37,400 £ , while the Mercedes C-Class EQ costs 58,000 £ . That’s a price difference of around 20,667 £.

In terms of energy consumption, the Mercedes C-Class EQ is noticeably more efficient: consuming 14.3 kWh/100km compared to 17.3 kWh/100km for the XPeng G6. That’s a difference of about 3 kWh/100km.

As for electric range, the Mercedes C-Class EQ offers visibly more range – reaching up to 753 km, about 228 km more than the XPeng G6.

C-Class EQ

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 EQ offers very slightly more power – delivering 489 HP compared to 487 HP. That’s roughly 2 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class EQ is very slightly quicker – completing the sprint in 4 s, while the XPeng G6 takes 4.1 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the Mercedes C-Class EQ delivers somewhat more torque with 800 Nm compared to 660 Nm. That’s about 140 Nm more.

G6

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, XPeng G6 is a bit lighter – 2,065 kg compared to 2,460 kg. The difference is around 395 kg.

Looking at boot space, the XPeng G6 offers slightly more boot space – 571 L compared to 470 L. That’s a difference of about 101 L.

When it comes to payload, the Mercedes C-Class EQ carries barely more – 505 kg compared to 475 kg. That’s a difference of about 30 kg.

Who wins the race in the data check?

The XPeng G6 holds a slight edge 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 £37,400
G6

XPeng G6

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 252 - 487 HP
  • Consumption kWh/100km : 17.3 - 18.4 kWh/100km
  • Electric Range : 455 - 525 km
details

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XPeng G6
Mercedes C-Class EQ

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

XPeng G6

The XPeng G6 is a sleek, tech-focused electric crossover that pairs modern styling with a spacious, comfortable cabin. It delivers a refined, engaging driving experience and comes loaded with advanced driver-assistance and infotainment features that make it feel like a smarter, more connected car.

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Reviews XPeng G6

4.7 (5 Reviews)
rate
Manijak
6 May 2026, 09:37:03

The Sealion is better finished and of higher quality. But it has higher consumption and charges noticeably slower.

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
Carlos
21 Jan 2026, 18:28:52

The Xpeng G6 strikes me as very convincing when it comes to technology, ultra-fast charging, comfort, and range — definitely worth keeping an eye on.

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

Mercedes C-Class EQ

The Mercedes C‑Class EQ blends the familiar poise and luxury of the C‑Class with Mercedes' EQ electric ethos, delivering a quietly refined and modern driving experience. Inside, it pairs upscale materials and tech-forward touches with a composed ride that suits both city commuting and longer journeys.

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Reviews Mercedes C-Class EQ

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

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Mercedes C-Class EQ

Costs and Consumption
Price
37,400 - 44,200 £
Price
58,000 - 67,600 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
17.3 - 18.4 kWh/100km
Consumption kWh/100km
14.3 - 15.6 kWh/100km
Electric Range
455 - 525 km
Electric Range
706 - 753 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,065 - 2,220 kg
Curb weight
2,460 kg
Trunk capacity
571 L
Trunk capacity
470 L
Length
-
Length
-
Width
1,920 mm
Width
1,892 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
470 - 475 kg
Payload
505 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
252 - 487 HP
Power HP
489 HP
Acceleration 0-100km/h
4.1 - 6.9 s
Acceleration 0-100km/h
4 s
Max Speed
-
Max Speed
-
Torque
440 - 660 Nm
Torque
800 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
185 - 358 kW
Power kW
360 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
XPeng
Brand
Mercedes-Benz
Is the XPeng G6 offered with different drivetrains?

Available configurations include 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.