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Audi A6 e-tron Sportback vs Denza Z9GT comparison

Compare performance (551 HP vs 1,156 HP), boot space and price (53,800 £ vs 88,700 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or Denza Z9GT?

Audi A6 e-tron Sportback vs Denza Z9GT: Key differences

Audi A6 e-tron Sportback

4.3 (3 Reviews)
rate
  • significantly cheaper
  • noticeably more electric range
  • markedly lighter
  • marginally more trunk space
details

Denza Z9GT

5 (1 Reviews)
rate
  • substantially more power
  • considerably quicker 0–100 km/h
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

A6 e-tron Sportback

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 A6 e-tron Sportback is significantly cheaper – starting at 53,800 £ , while the Denza Z9GT costs 88,700 £ . That’s a price difference of around 34,886 £.

As for electric range, the Audi A6 e-tron Sportback offers noticeably more range – reaching up to 754 km, about 154 km more than the Denza Z9GT.

Z9GT

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 Denza Z9GT offers substantially more power – delivering 1,156 HP compared to 551 HP. That’s roughly 605 HP more horsepower.

When accelerating from 0 to 100 km/h, the Denza Z9GT is considerably quicker – completing the sprint in 2.7 s, while the Audi A6 e-tron Sportback takes 3.9 s. That’s about 1.2 s quicker.

There’s also a difference in torque: the Denza Z9GT delivers noticeably more torque with 1,210 Nm compared to 855 Nm. That’s about 355 Nm more.

A6 e-tron Sportback

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 Sportback is markedly lighter – 2,175 kg compared to 2,810 kg. The difference is around 635 kg.

Looking at boot space, the Audi A6 e-tron Sportback offers marginally more boot space – 502 L compared to 495 L. That’s a difference of about 7 L.

Who wins the race in the data check?

The Denza Z9GT holds a decisive overall lead 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 £88,700
Z9GT

Denza Z9GT

  • Engine Type Plugin Hybrid, Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 776 - 1,156 HP
  • Electric Range 203 - 600 km
details

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Audi A6 e-tron Sportback
Denza Z9GT

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A6 e-tron Sportback

The Audi A6 e-tron Sportback wraps futuristic electric technology in elegant, coupe-like proportions, so you arrive looking sharp without shouting for attention. Inside, refined materials and a calm, driver-focused layout make it a convincing choice for buyers who want quiet, effortless performance with a dash of everyday practicality — the kind of car that raises eyebrows without saying a word.

details
A244494_medium
A244492_medium
A243215_medium

Reviews Audi A6 e-tron Sportback

4.3 (3 Reviews)
rate
Mark
9 May 2026, 14:15:42

Audi much better quality than Tesla

How do you mainly use this car? (optional): Company car / Business
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Michael
7 May 2026, 12:09:31

Wonderful car very confortable and smooth driving

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

Denza Z9GT

Denza Z9 GT is a sporty, upscale electric grand tourer from Denza that pairs bold, modern styling with a quiet, well-appointed interior. It’s aimed at buyers who want a refined, tech-forward driving experience with a focus on comfort and confident on-road manners.

details
serpimg_RlWJ6h

Reviews Denza Z9GT

5 (1 Reviews)
rate

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

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Audi A6 e-tron Sportback
Denza Z9GT

Costs and Consumption
Price
53,800 - 98,700 £
Price
88,700 - 100,700 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
13.7 - 16.3 kWh/100km
Consumption kWh/100km
-
Electric Range
572 - 754 km
Electric Range
203 - 600 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
Hatchback
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,175 - 2,400 kg
Curb weight
2,810 - 2,895 kg
Trunk capacity
502 L
Trunk capacity
478 - 495 L
Length
4,928 mm
Length
-
Width
1,923 mm
Width
1,990 mm
Height
1,465 - 1,487 mm
Height
-
Max trunk capacity
1,330 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
-

Engine and Performance
Engine Type
Electric
Engine Type
Plugin Hybrid, 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
776 - 1,156 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
2.7 - 3.6 s
Max Speed
210 - 240 km/h
Max Speed
-
Torque
435 - 855 Nm
Torque
1,035 - 1,210 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
240 - 405 kW
Power kW
570 - 850 kW
Engine capacity
-
Engine capacity
1,995 cm3

General
Model Year
2024
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
Denza
Is the Audi A6 e-tron Sportback offered with different drivetrains?

The Audi A6 e-tron Sportback is available as Rear-Wheel Drive or 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.