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Audi Q8 e-tron vs Mercedes S Class comparison

Compare performance (503 HP vs 585 HP), boot space and price (65,100 £ vs 104,000 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 e-tron or Mercedes S Class?

Audi Q8 e-tron vs Mercedes S Class: Key differences

Audi Q8 e-tron

  • clearly cheaper
  • significantly more electric range

Mercedes S Class

  • slightly more power
  • a bit quicker 0–100 km/h
  • a bit lighter

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

Q8 e-tron

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 Q8 e-tron is clearly cheaper – starting at 65,100 £ , while the Mercedes S Class costs 104,000 £ . That’s a price difference of around 38,962 £.

As for electric range, the Audi Q8 e-tron offers significantly more range – reaching up to 595 km, about 477 km more than the Mercedes S Class.

S Class

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 S Class offers slightly more power – delivering 585 HP compared to 503 HP. That’s roughly 82 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes S Class is a bit quicker – completing the sprint in 4 s, while the Audi Q8 e-tron takes 4.5 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the Audi Q8 e-tron delivers noticeably more torque with 973 Nm compared to 750 Nm. That’s about 223 Nm more.

Q8 e-tron

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 terms of curb weight, Mercedes S Class is a bit lighter – 2,165 kg compared to 2,585 kg. The difference is around 420 kg.

When it comes to payload, the Mercedes S Class carries only slightly more – 660 kg compared to 595 kg. That’s a difference of about 65 kg.

Who wins the race in the data check?

The Audi Q8 e-tron stands well ahead of its rival 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 £65,100
Q8 e-tron

Audi Q8 e-tron

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 340 - 503 HP
  • Consumption kWh/100km : 19.7 - 26.3 kWh/100km
  • Electric Range : 456 - 595 km
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View detailed analysis

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View detailed analysis

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View detailed analysis

Audi Q8 e-tron

The Audi Q8 e-tron wraps Audi’s usual premium polish into a quiet, composed electric SUV that feels refined and surprisingly effortless to drive. With a spacious, tech-forward cabin and understated road presence, it’s a practical yet stylish choice for buyers who want electric motoring without losing the dignity of a proper luxury SUV.

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Mercedes S Class

The Mercedes S-Class wraps peerless comfort, whisper-quiet luxury and subtle tech wizardry into a chauffeur-ready package that still knows how to engage the driver. It’s the car for buyers who want to arrive relaxed, be taken seriously and occasionally enjoy a grin when the road reminds them this limousine can dance.

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Audi Q8 e-tron
Mercedes S Class

Costs and Consumption
Price
65,100 - 102,800 £
Price
104,000 - 139,100 £
Consumption L/100km
-
Consumption L/100km
2.2 - 10.6 L/100km
Consumption kWh/100km
19.7 - 26.3 kWh/100km
Consumption kWh/100km
-
Electric Range
456 - 595 km
Electric Range
102 - 118 km
Battery Capacity
89 - 106 kWh
Battery Capacity
-
co2
0 g/km
co2
50 - 241 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,585 - 2,725 kg
Curb weight
2,165 - 2,515 kg
Trunk capacity
528 - 569 L
Trunk capacity
-
Length
4,915 mm
Length
-
Width
1,937 - 1,994 mm
Width
1,921 mm
Height
1,617 - 1,683 mm
Height
-
Max trunk capacity
1,567 - 1,637 L
Max trunk capacity
-
Payload
515 - 595 kg
Payload
555 - 660 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
340 - 503 HP
Power HP
336 - 585 HP
Acceleration 0-100km/h
4.5 - 6 s
Acceleration 0-100km/h
4 - 5.7 s
Max Speed
200 - 210 km/h
Max Speed
-
Torque
664 - 973 Nm
Torque
560 - 750 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
250 - 370 kW
Power kW
247 - 430 kW
Engine capacity
-
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,023 - 2,024
Model Year
2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
G, B, F
Brand
Audi
Brand
Mercedes-Benz
What drive types are available for the Audi Q8 e-tron?

Available configurations include 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.