@ Audi AG
@ Mercedes-Benz Group Media
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Audi A8 vs Mercedes S Class – Which one offers the better deal?

Compare performance, boot capacity, efficiency and price at a glance.
Find out which car is the better choice for you – Audi A8 or Mercedes S Class?

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

A8 @ Audi AG

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Audi A8 has a hardly perceptible advantage in terms of price – it starts at 91400 £, while the Mercedes S Class costs 97200 £. That’s a price difference of around 5799 £.

Fuel consumption also shows a difference: Mercedes S Class manages with 2.30 L and is therefore decisively more efficient than the Audi A8 with 7 L. The difference is about 4.70 L per 100 km.

S Class @ Mercedes-Benz Group Media

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 Mercedes S Class has a clearly perceptible edge – offering 802 HP compared to 571 HP. That’s roughly 231 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes S Class is a bit quicker – completing the sprint in 3.30 s, while the Audi A8 takes 3.80 s. That’s about 0.50 s faster.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: Mercedes S Class pulls decisively stronger with 1430 Nm compared to 800 Nm. That’s about 630 Nm difference.

A8 @ Audi AG

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In curb weight, Audi A8 is barely noticeable lighter – 2035 kg compared to 2070 kg. The difference is around 35 kg.

In terms of boot space, the Mercedes S Class offers minimal more room – 550 L compared to 505 L. That’s a difference of about 45 L.

When it comes to payload, Mercedes S Class barely noticeable takes the win – 730 kg compared to 700 kg. That’s a difference of about 30 kg.

Who comes out on top?

Overall, the Mercedes S Class shows itself to be leaves the rival little chance and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £97,200
S Class @ Mercedes-Benz Group Media

Mercedes S Class

  • Engine Type : Petrol MHEV, Petrol, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 336 - 802 HP
  • Consumption L/100km : 2.3 - 13.2 L
  • Electric Range : 31 - 117 km
details

Audi A8

The Audi A8 represents the pinnacle of luxury and sophistication in the automotive world, blending elegant design with advanced technology. Its interior provides an opulent experience, boasting premium materials and a wide range of cutting-edge features designed for comfort and convenience. With a focus on performance and efficiency, the Audi A8 offers a driving experience that is both dynamic and refined, making it a leader in its class.

details
A220717_overfull @ Audi AG
A220719_overfull @ Audi AG
A220723_overfull @ Audi AG
A220729_overfull @ Audi AG
A218438_overfull @ Audi AG

Mercedes S Class

The Mercedes-Benz S-Class stands as a symbol of luxury and innovation in the automotive world, seamlessly blending cutting-edge technology with timeless elegance. Inside, the cabin offers an unparalleled level of comfort and sophistication, featuring high-quality materials and advanced infotainment systems that cater to the most discerning of drivers. On the road, the S-Class delivers an exceptionally smooth and engaging driving experience, ensuring that it remains a leader in its class.

details
21C0428_003 @ Mercedes-Benz Group Media
21C0428_004 @ Mercedes-Benz Group Media
21C0613_021 @ Mercedes-Benz Group Media
21C0613_037 @ Mercedes-Benz Group Media
21C0613_042 @ Mercedes-Benz Group Media
21C0613_043 @ Mercedes-Benz Group Media

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A8 @ Audi AG
S Class @ Mercedes-Benz Group Media

Costs and Consumption
Price
91400 - 134900 £
Price
97200 - 204400 £
Consumption L/100km
7 - 11.5 L
Consumption L/100km
2.3 - 13.2 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
31 - 117 km
Battery Capacity
-
Battery Capacity
10.40 kWh
co2
183 - 260 g/km
co2
52 - 301 g/km
Fuel tank capacity
82 L
Fuel tank capacity
65 - 76 L

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
4
Doors
4
Curb weight
2035 - 2295 kg
Curb weight
2070 - 2650 kg
Trunk capacity
505 L
Trunk capacity
325 - 550 L
Length
5190 - 5320 mm
Length
5179 - 5469 mm
Width
1945 mm
Width
1921 - 1954 mm
Height
1473 - 1488 mm
Height
1503 - 1515 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
540 - 700 kg
Payload
420 - 730 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
286 - 571 HP
Power HP
336 - 802 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
3.3 - 5.9 s
Max Speed
250 km/h
Max Speed
250 km/h
Torque
500 - 800 Nm
Torque
500 - 1430 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 12
Power kW
210 - 420 kW
Power kW
247 - 590 kW
Engine capacity
2967 - 3996 cm3
Engine capacity
2989 - 5980 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
G
CO2 Efficiency Class
G, E, F, B
Brand
Audi
Brand
Mercedes-Benz

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Is the Audi A8 offered with different drivetrains?

The Audi A8 is offered with All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.