Mercedes G Class vs XPeng G9 – Which one offers the better deal?

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

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

XPeng G9 has a decisively advantage in terms of price – it starts at 51100 £, while the Mercedes G Class costs 106600 £. That’s a price difference of around 55505 £.

In terms of energy consumption, the advantage goes to the XPeng G9: with 18.40 kWh per 100 km, it’s convincingly more efficient than the Mercedes G Class with 28 kWh. That’s a difference of about 9.60 kWh.

As for range, the XPeng G9 performs somewhat better – achieving up to 585 km, about 117 km more than the Mercedes G Class.

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 G Class has a slight edge – offering 605 HP compared to 575 HP. That’s roughly 30 HP more horsepower.

In acceleration from 0 to 100 km/h, the XPeng G9 is hardly perceptible quicker – completing the sprint in 4.20 s, while the Mercedes G Class takes 4.40 s. That’s about 0.20 s faster.

In terms of top speed, the Mercedes G Class performs hardly perceptible better – reaching 220 km/h, while the XPeng G9 tops out at 200 km/h. The difference is around 20 km/h.

There’s also a difference in torque: the Mercedes G Class pulls clearly stronger with 1164 Nm compared to 695 Nm. That’s about 469 Nm difference.

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 curb weight, the XPeng G9 is a bit lighter – 2210 kg compared to 2485 kg. The difference is around 275 kg.

In terms of boot space, the XPeng G9 offers barely noticeable more room – 660 L compared to 640 L. That’s a difference of about 20 L.

In maximum load capacity, the Mercedes G Class performs distinct better – up to 2010 L, which is about 434 L more than the XPeng G9.

Our conclusion: The XPeng G9 proves to be is largely superior and thus becomes our DriveDuel Champion!
Overall, XPeng G9 is the better all-rounder in this comparison.