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Audi A6 e-tron Avant vs Mercedes GLC EQ comparison
Compare performance (551 HP vs 489 HP), boot space and price (55,200 £ vs 61,100 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Avant or Mercedes GLC EQ?
Audi A6 e-tron Avant vs Mercedes GLC EQ: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
A6 e-tron Avant
Costs and Efficiency:
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
Audi A6 e-tron Avant is slightly cheaper – starting at 55,200 £ , while the Mercedes GLC EQ costs 61,100 £ . That’s a price difference of around 5,856 £.
In terms of energy consumption, the Audi A6 e-tron Avant is marginally more efficient: consuming 14.8 kWh/100km compared to 14.9 kWh/100km for the Mercedes GLC EQ. That’s a difference of about 0.1 kWh/100km.
As for electric range, the Audi A6 e-tron Avant offers very slightly more range – reaching up to 716 km, about 2 km more than the Mercedes GLC EQ.
GLC EQ
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 Audi A6 e-tron Avant offers somewhat more power – delivering 551 HP compared to 489 HP. That’s roughly 62 HP more horsepower.
When accelerating from 0 to 100 km/h, the Audi A6 e-tron Avant is a bit quicker – completing the sprint in 3.9 s, while the Mercedes GLC EQ takes 4.3 s. That’s about 0.4 s quicker.
There’s also a difference in torque: the Audi A6 e-tron Avant delivers very slightly more torque with 855 Nm compared to 800 Nm. That’s about 55 Nm more.
A6 e-tron Avant
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 A6 e-tron Avant is moderately lighter – 2,185 kg compared to 2,535 kg. The difference is around 350 kg.
Looking at boot space, the Mercedes GLC EQ offers somewhat more boot space – 570 L compared to 502 L. That’s a difference of about 68 L.
When it comes to payload, the Mercedes GLC EQ carries very slightly more – 505 kg compared to 500 kg. That’s a difference of about 5 kg.
Who wins the race in the data check?
The Audi A6 e-tron Avant stands out in the key areas 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 £55,200
Audi A6 e-tron Avant
Audi A6 e-tron Avant
Mercedes GLC EQ
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Audi A6 e-tron Avant
The Audi A6 e-tron Avant wraps Audi's trademark refinement into a sleek electric estate that looks at home in the city or on the open road. Inside it's grown-up and tech-forward with practical packaging for family life, delivering a composed, confident drive that makes everyday hauling feel a bit more special and slightly futuristic.
details
Mercedes GLC EQ
The Mercedes GLC EQ brings an electrified touch to Mercedes’ compact luxury SUV line, combining a quiet, refined ride with the comfort and polish you expect from the brand. It’s a smart choice for buyers who want premium materials and everyday practicality while reducing fuel use, though it leans more toward comfort than sporty handling.
details
Audi A6 e-tron Avant
Mercedes GLC EQ
Costs and Consumption |
|
|---|---|
|
Price
55,200 - 100,100 £
|
Price
61,100 - 70,600 £
|
|
Consumption L/100km
-
|
Consumption L/100km
-
|
|
Consumption kWh/100km
14.8 - 17 kWh/100km
|
Consumption kWh/100km
14.9 - 16.6 kWh/100km
|
|
Electric Range
539 - 716 km
|
Electric Range
645 - 714 km
|
|
Battery Capacity
75.8 - 94.9 kWh
|
Battery Capacity
-
|
|
co2
0 g/km
|
co2
0 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Estate
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
5
|
Doors
-
|
|
Curb weight
2,185 - 2,410 kg
|
Curb weight
2,535 kg
|
|
Trunk capacity
502 L
|
Trunk capacity
570 L
|
|
Length
4,928 mm
|
Length
-
|
|
Width
1,923 mm
|
Width
1,913 mm
|
|
Height
1,504 - 1,527 mm
|
Height
-
|
|
Max trunk capacity
1,422 L
|
Max trunk capacity
-
|
|
Payload
470 - 500 kg
|
Payload
505 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric
|
Engine Type
Electric
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
All-Wheel Drive
|
|
Power HP
326 - 551 HP
|
Power HP
489 HP
|
|
Acceleration 0-100km/h
3.9 - 6 s
|
Acceleration 0-100km/h
4.3 s
|
|
Max Speed
210 - 240 km/h
|
Max Speed
-
|
|
Torque
435 - 855 Nm
|
Torque
800 Nm
|
|
Number of Cylinders
-
|
Number of Cylinders
-
|
|
Power kW
240 - 405 kW
|
Power kW
360 kW
|
|
Engine capacity
-
|
Engine capacity
-
|
General |
|
|---|---|
|
Model Year
2024
|
Model Year
2026
|
|
CO2 Efficiency Class
A
|
CO2 Efficiency Class
A
|
|
Brand
Audi
|
Brand
Mercedes-Benz
|
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.