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Audi A6 Avant vs Denza Z9GT comparison

Compare performance (367 HP vs 1,156 HP), boot space and price (49,700 £ vs 88,700 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or Denza Z9GT?

Audi A6 Avant vs Denza Z9GT: Key differences

Audi A6 Avant

  • considerably cheaper
  • clearly lighter
  • very slightly more trunk space
details

Denza Z9GT

5 (1 Reviews)
rate
  • considerably more power
  • considerably more electric range
  • significantly quicker 0–100 km/h
details

By Achim Sedelmaier

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

A6 Avant

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 Avant is considerably cheaper – starting at 49,700 £ , while the Denza Z9GT costs 88,700 £ . That’s a price difference of around 39,000 £.

As for electric range, the Denza Z9GT offers considerably more range – reaching up to 600 km, about 499 km more than the Audi A6 Avant.

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 considerably more power – delivering 1,156 HP compared to 367 HP. That’s roughly 789 HP more horsepower.

When accelerating from 0 to 100 km/h, the Denza Z9GT is significantly quicker – completing the sprint in 2.7 s, while the Audi A6 Avant takes 4.7 s. That’s about 2 s quicker.

There’s also a difference in torque: the Denza Z9GT delivers considerably more torque with 1,210 Nm compared to 580 Nm. That’s about 630 Nm more.

A6 Avant

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, Audi A6 Avant is clearly lighter – 1,865 kg compared to 2,810 kg. The difference is around 945 kg.

Looking at boot space, the Audi A6 Avant offers very slightly more boot space – 503 L compared to 495 L. That’s a difference of about 8 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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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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Reviews Audi A6 Avant

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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.

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Reviews Denza Z9GT

5 (1 Reviews)
rate

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Denza Z9GT

Costs and Consumption
Price
49,700 - 70,200 £
Price
88,700 - 100,700 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
203 - 600 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Estate
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,865 - 2,240 kg
Curb weight
2,810 - 2,895 kg
Trunk capacity
404 - 503 L
Trunk capacity
478 - 495 L
Length
-
Length
-
Width
1,875 mm
Width
1,990 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
-

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Plugin Hybrid, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
204 - 367 HP
Power HP
776 - 1,156 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
2.7 - 3.6 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
1,035 - 1,210 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
150 - 270 kW
Power kW
570 - 850 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,995 cm3

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A
Brand
Audi
Brand
Denza
Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant is offered with Front-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.