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Audi A8 vs Mercedes GLE comparison

Compare performance (571 HP vs 634 HP), boot space and price (91,400 £ vs 136,500 £ ) at a glance. Find out which car is the better choice for you – Audi A8 or Mercedes GLE?

Audi A8 vs Mercedes GLE: Key differences

Audi A8

5 (1 Reviews)
rate
  • considerably cheaper
  • very slightly quicker 0–100 km/h
  • slightly lighter
details

Mercedes GLE

4.1 (1 Reviews)
rate
  • very slightly more power
  • clearly more efficient
  • visibly more electric range
  • considerably 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

A8

Costs and Efficiency:

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

Audi A8 is considerably cheaper – starting at 91,400 £ , while the Mercedes GLE costs 136,500 £ . That’s a price difference of around 45,115 £.

Fuel consumption also shows a difference: the Mercedes GLE uses 3.8 L/100km and is clearly more efficient than the Audi A8 with 4.6 L/100km. The difference is about 0.8 L/100km.

As for electric range, the Mercedes GLE offers visibly more range – reaching up to 92 km, about 34 km more than the Audi A8.

GLE

Engine and Performance:

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 Mercedes GLE offers very slightly more power – delivering 634 HP compared to 571 HP. That’s roughly 63 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A8 is very slightly quicker – completing the sprint in 3.8 s, while the Mercedes GLE takes 3.9 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the Mercedes GLE delivers barely more torque with 850 Nm compared to 800 Nm. That’s about 50 Nm more.

A8

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, Audi A8 is slightly lighter – 2,035 kg compared to 2,375 kg. The difference is around 340 kg.

Looking at boot space, the Mercedes GLE offers considerably more boot space – 655 L compared to 390 L. That’s a difference of about 265 L.

When it comes to payload, the Audi A8 carries very slightly more – 700 kg compared to 675 kg. That’s a difference of about 25 kg.

Who wins the race in the data check?

The Mercedes GLE is far ahead 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.

from £136,500
GLE

Mercedes GLE

  • Engine Type : Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 457 - 634 HP
  • Consumption L/100km : 3.8 - 12.5 L/100km
  • Electric Range : 89 - 92 km
details

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Audi A8
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A8

The Audi A8 arrives with the kind of quiet authority that makes other limousines feel like they’re trying too hard, offering a cabin wrapped in subtle luxury and tech that never demands attention. For buyers who want composed comfort and discreet status, it’s the sensible splurge that turns daily commutes into a private parade.

details
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A220719_overfull
A220723_overfull
A220729_overfull
A218438_overfull

Reviews Audi A8

5 (1 Reviews)
rate

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

Mercedes GLE

The Mercedes GLE blends luxurious comfort with a confident road presence, wrapping tech and refinement in an SUV shape that still knows how to behave on a twisty back road. Inside it's plush and quiet, with clever storage and driver aids that make long trips effortless — plus the badge gives it that easy-to-respect curb appeal.

details
18C0625_033
18C0625_078
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18C0625_003

Reviews Mercedes GLE

4.1 (1 Reviews)
rate
Victor
10 Apr 2026, 07:46:13

I just love Benz cars

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Volvo XC90
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Audi A8
Mercedes GLE

Costs and Consumption
Price
91,400 - 134,900 £
Price
136,500 - 175,800 £
Consumption L/100km
4.6 - 11.5 L/100km
Consumption L/100km
3.8 - 12.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
58 km
Electric Range
89 - 92 km
Battery Capacity
-
Battery Capacity
-
co2
105 - 260 g/km
co2
86 - 284 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,035 - 2,415 kg
Curb weight
2,375 - 2,800 kg
Trunk capacity
390 L
Trunk capacity
490 - 655 L
Length
-
Length
-
Width
1,945 mm
Width
1,947 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 700 kg
Payload
470 - 675 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
286 - 571 HP
Power HP
457 - 634 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
3.9 - 5 s
Max Speed
-
Max Speed
-
Torque
500 - 800 Nm
Torque
520 - 850 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
210 - 420 kW
Power kW
336 - 466 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
2,999 - 3,982 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
G, C
CO2 Efficiency Class
G, B
Brand
Audi
Brand
Mercedes-Benz
What drive types are available for the Audi A8?

The Audi A8 is available as 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.