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Mercedes CLA Coupe vs XPeng G6 comparison

Compare performance (354 HP vs 487 HP), boot space and price (39,600 £ vs 37,400 £ ) at a glance. Find out which car is the better choice for you – Mercedes CLA Coupe or XPeng G6?

Mercedes CLA Coupe vs XPeng G6: Key differences

Mercedes CLA Coupe

4.8 (2 Reviews)
rate
  • considerably more efficient
  • clearly more electric range
  • markedly lighter
details

XPeng G6

5 (3 Reviews)
rate
  • marginally cheaper
  • visibly more power
  • a bit quicker 0–100 km/h
  • clearly 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

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

CLA Coupe

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 marginally cheaper – starting at 37,400 £ , while the Mercedes CLA Coupe costs 39,600 £ . That’s a price difference of around 2,265 £.

In terms of energy consumption, the Mercedes CLA Coupe is considerably more efficient: consuming 12.2 kWh/100km compared to 17.3 kWh/100km for the XPeng G6. That’s a difference of about 5.1 kWh/100km.

As for electric range, the Mercedes CLA Coupe offers clearly more range – reaching up to 791 km, about 266 km more than the XPeng G6.

G6

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 XPeng G6 offers visibly more power – delivering 487 HP compared to 354 HP. That’s roughly 133 HP more horsepower.

When accelerating from 0 to 100 km/h, the XPeng G6 is a bit quicker – completing the sprint in 4.1 s, while the Mercedes CLA Coupe takes 4.9 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the XPeng G6 delivers markedly more torque with 660 Nm compared to 515 Nm. That’s about 145 Nm more.

CLA Coupe

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes CLA Coupe is markedly lighter – 1,695 kg compared to 2,065 kg. The difference is around 370 kg.

Looking at boot space, the XPeng G6 offers clearly more boot space – 571 L compared to 405 L. That’s a difference of about 166 L.

When it comes to payload, the XPeng G6 carries only slightly more – 475 kg compared to 455 kg. That’s a difference of about 20 kg.

Who wins the race in the data check?

The XPeng G6 shows a few small advantages 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
Mercedes CLA Coupe
XPeng G6

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes CLA Coupe

The Mercedes CLA Coupe cuts a rakish silhouette that blends sporty coupe lines with everyday practicality, giving style-minded buyers a premium image without shouting. Inside it feels more luxurious than its size suggests, with a slick cabin, intuitive tech and a composed ride — the kind of car that parties in the city and still shows up polished on Sunday morning.

details

XPeng G6

The XPeng G6 looks like a sleeker, tech-rich alternative to conventional electric SUVs, with an interior that feels modern, airy and purposefully designed for everyday comfort. On the road it’s composed and surprisingly engaging, giving drivers a smart mix of calm refinement and a playful streak — not bad for a car that quietly challenges the usual premium suspects.

details
Mercedes CLA Coupe
XPeng G6

Costs and Consumption

Price
39,600 - 59,300 £
Price
37,400 - 44,200 £
Consumption L/100km
4.9 - 5.3 L/100km
Consumption L/100km
-
Consumption kWh/100km
12.2 - 12.6 kWh/100km
Consumption kWh/100km
17.3 - 18.4 kWh/100km
Electric Range
542 - 791 km
Electric Range
455 - 525 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 120 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Coupe
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,695 - 2,135 kg
Curb weight
2,065 - 2,220 kg
Trunk capacity
405 L
Trunk capacity
571 L
Length
-
Length
-
Width
1,855 mm
Width
1,920 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
430 - 455 kg
Payload
470 - 475 kg

Engine and Performance

Engine Type
Electric, Petrol MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
156 - 354 HP
Power HP
252 - 487 HP
Acceleration 0-100km/h
4.9 - 8.8 s
Acceleration 0-100km/h
4.1 - 6.9 s
Max Speed
-
Max Speed
-
Torque
280 - 515 Nm
Torque
440 - 660 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
115 - 260 kW
Power kW
185 - 358 kW
Engine capacity
1,499 cm3
Engine capacity
-

General

Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
A, C, D
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
XPeng
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.