Compare performance (575 HP vs 750 HP), boot space and price (51,100 £ vs 274,300 £ ) at a glance. Find out which car is the better choice for you – XPeng G9 or McLaren Super Series Roadster?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
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.
XPeng G9 is substantially cheaper – starting at 51,100 £ , while the McLaren Super Series Roadster costs 274,300 £ . That’s a price difference of around 223,200 £.
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 McLaren Super Series Roadster offers visibly more power – delivering 750 HP compared to 575 HP. That’s roughly 175 HP more horsepower.
When accelerating from 0 to 100 km/h, the McLaren Super Series Roadster is significantly quicker – completing the sprint in 2.8 s, while the XPeng G9 takes 4.2 s. That’s about 1.4 s quicker.
There’s also a difference in torque: the McLaren Super Series Roadster delivers a bit more torque with 800 Nm compared to 695 Nm. That’s about 105 Nm more.
Whether family car or daily driver – which one offers more room, flexibility and comfort?
Seats: XPeng G9 offers more seats – 5 vs 2.
In terms of curb weight, McLaren Super Series Roadster is significantly lighter – 1,438 kg compared to 2,210 kg. The difference is around 772 kg.
Looking at boot space, the XPeng G9 offers substantially more boot space – 660 L compared to 58 L. That’s a difference of about 602 L.
The XPeng G9 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.
The XPeng G9 is a spacious, tech-forward electric SUV that pairs a calm, refined ride with responsive performance and a high-quality, minimalist cabin. With strong emphasis on connectivity and advanced driving assistance, it’s a compelling choice if you want modern EV features and generous practicality without a legacy badge.
detailsThe McLaren Super Series Roadster delivers the kind of razor-sharp performance and open-air drama that makes every twisty road feel like a private racetrack. It wraps jaw-dropping pace, cutting-edge design and surprisingly everyday usability into one impossibly exotic package — ideal for buyers who crave supercar theatrics while still needing something they can use on a weekend away.
details
Costs and Consumption |
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Price
51,100 - 62,200 £
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Price
274,300 £
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Consumption L/100km
-
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Consumption L/100km
12.2 L/100km
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Consumption kWh/100km
18.4 - 20.1 kWh/100km
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Consumption kWh/100km
-
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Electric Range
502 - 585 km
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Electric Range
-
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Battery Capacity
-
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Battery Capacity
-
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co2
0 g/km
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co2
276 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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Body Type
SUV
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Body Type
Roadster
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Seats
5
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Seats
2
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Doors
-
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Doors
-
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Curb weight
2,210 - 2,395 kg
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Curb weight
1,438 kg
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Trunk capacity
660 L
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Trunk capacity
58 L
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Length
-
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Length
-
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Width
1,937 mm
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Width
2,161 mm
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Height
-
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Height
-
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
515 - 520 kg
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Payload
-
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Engine and Performance |
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|---|---|
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Engine Type
Electric
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Engine Type
Petrol
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Reduction Gearbox
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Transmission Detail
Dual-Clutch Automatic
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Drive Type
Rear-Wheel Drive
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Power HP
351 - 575 HP
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Power HP
750 HP
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Acceleration 0-100km/h
4.2 - 6.6 s
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Acceleration 0-100km/h
2.8 s
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Max Speed
-
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Max Speed
-
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Torque
465 - 695 Nm
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Torque
800 Nm
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Number of Cylinders
-
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Number of Cylinders
8
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Power kW
258 - 423 kW
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Power kW
552 kW
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Engine capacity
-
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Engine capacity
3,994 cm3
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General |
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|---|---|
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Model Year
2025
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Model Year
2023
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CO2 Efficiency Class
A
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CO2 Efficiency Class
G
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Brand
XPeng
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Brand
McLaren
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