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Audi A1 vs Mercedes G Class comparison

Compare performance (207 HP vs 605 HP), boot space and price (20,000 £ vs 106,600 £ ) at a glance. Find out which car is the better choice for you – Audi A1 or Mercedes G Class?

Audi A1 vs Mercedes G Class: Key differences

Audi A1

2.4 (1 Reviews)
rate
  • significantly cheaper
  • considerably more efficient
  • substantially lighter
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Mercedes G Class

  • clearly more power
  • clearly quicker 0–100 km/h
  • significantly more trunk space
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By Achim Sedelmaier

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

A1

Costs and Efficiency:

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.

Audi A1 is significantly cheaper – starting at 20,000 £ , while the Mercedes G Class costs 106,600 £ . That’s a price difference of around 86,619 £.

Fuel consumption also shows a difference: the Audi A1 uses 5.2 L/100km and is considerably more efficient than the Mercedes G Class with 8.7 L/100km. The difference is about 3.5 L/100km.

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 offers clearly more power – delivering 605 HP compared to 207 HP. That’s roughly 398 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes G Class is clearly quicker – completing the sprint in 4.4 s, while the Audi A1 takes 6.5 s. That’s about 2.1 s quicker.

There’s also a difference in torque: the Mercedes G Class delivers significantly more torque with 1,164 Nm compared to 320 Nm. That’s about 844 Nm more.

A1

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, Audi A1 is substantially lighter – 1,175 kg compared to 2,485 kg. The difference is around 1,310 kg.

Looking at boot space, the Mercedes G Class offers significantly more boot space – 640 L compared to 335 L. That’s a difference of about 305 L.

When it comes to payload, the Mercedes G Class carries noticeably more – 715 kg compared to 470 kg. That’s a difference of about 245 kg.

Who wins the race in the data check?

The Audi A1 is decisively ahead 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 £20,000
A1

Audi A1

  • Engine Type : Petrol
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 95 - 207 HP
  • Consumption L/100km : 5.2 - 6.4 L/100km
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Mercedes G Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A1

The Audi A1 is a compact premium hatch that wraps Audi's polished design and surprisingly grown-up cabin into a city-friendly package. It’s poised and fun to drive, a smart pick for buyers who want luxury flair without the fuss of a bigger car — and it makes tight parking feel almost enjoyable.

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Reviews Audi A1

2.4 (1 Reviews)
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No reviews yet. Share your experience and help others decide.

Mercedes G Class

The G-Class, often called the G‑Wagen, is a blocky icon that blends unapologetic off-road prowess with a plush, modern cabin, announcing your arrival before you even step out. It’s equally at home crawling over rocks or cruising city streets, and owning one feels like adopting a very expensive, very capable personality.

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Reviews Mercedes G Class

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Audi A1
Mercedes G Class

Costs and Consumption
Price
20,000 - 28,800 £
Price
106,600 - 171,000 £
Consumption L/100km
5.2 - 6.4 L/100km
Consumption L/100km
8.7 - 14.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
28 kWh/100km
Electric Range
-
Electric Range
479 km
Battery Capacity
-
Battery Capacity
-
co2
118 - 146 g/km
co2
0 - 336 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Off-Roader
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,175 - 1,365 kg
Curb weight
2,485 - 3,085 kg
Trunk capacity
335 L
Trunk capacity
640 L
Length
-
Length
-
Width
1,740 - 1,756 mm
Width
1,931 - 1,984 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 - 470 kg
Payload
115 - 715 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV, Diesel MHEV, Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
95 - 207 HP
Power HP
387 - 605 HP
Acceleration 0-100km/h
6.5 - 11.5 s
Acceleration 0-100km/h
4.4 - 5.8 s
Max Speed
-
Max Speed
-
Torque
175 - 320 Nm
Torque
760 - 1,164 Nm
Number of Cylinders
3 - 4
Number of Cylinders
6 - 8
Power kW
70 - 152 kW
Power kW
285 - 445 kW
Engine capacity
999 - 1,984 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2025
Model Year
2,025 - 2,026
CO2 Efficiency Class
D, E
CO2 Efficiency Class
G, A
Brand
Audi
Brand
Mercedes-Benz
What drivetrain options does the Audi A1 have?

The Audi A1 is available as Front-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.