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Audi A5 Sportback vs Lexus NX comparison

Compare performance (639 HP vs 292 HP), boot space and price (40,200 £ vs 46,000 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Sportback or Lexus NX?

Audi A5 Sportback vs Lexus NX: Key differences

Audi A5 Sportback

  • slightly cheaper
  • significantly more power
  • substantially more efficient
  • clearly more electric range
  • considerably quicker 0–100 km/h
  • only slightly lighter
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Lexus NX

4.8 (11 Reviews)
rate
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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

A5 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 A5 Sportback is slightly cheaper – starting at 40,200 £ , while the Lexus NX costs 46,000 £ . That’s a price difference of around 5,828 £.

Fuel consumption also shows a difference: the Audi A5 Sportback uses 2 L/100km and is substantially more efficient than the Lexus NX with 2.9 L/100km. The difference is about 0.9 L/100km.

As for electric range, the Audi A5 Sportback offers clearly more range – reaching up to 110 km, about 38 km more than the Lexus NX.

NX

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 Audi A5 Sportback offers significantly more power – delivering 639 HP compared to 292 HP. That’s roughly 347 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Sportback is considerably quicker – completing the sprint in 3.7 s, while the Lexus NX takes 6.4 s. That’s about 2.7 s quicker.

A5 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 A5 Sportback is only slightly lighter – 1,770 kg compared to 1,805 kg. The difference is around 35 kg.

When it comes to payload, the Audi A5 Sportback carries only slightly more – 530 kg compared to 515 kg. That’s a difference of about 15 kg.

Who wins the race in the data check?

The Audi A5 Sportback is decisively ahead 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 £40,200
A5 Sportback

Audi A5 Sportback

  • Engine Type : Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Front-Wheel Drive
  • Power HP : 150 - 639 HP
  • Consumption L/100km : 2 - 7.6 L/100km
  • Electric Range : 84 - 110 km
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Audi A5 Sportback
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A5 Sportback

The Audi A5 Sportback dresses up sleek coupe proportions with the everyday sense of a practical hatchback, so you get striking looks without the compromises. Behind the wheel it balances poise and comfort with premium trimmings that make daily driving feel a little bit special — ideal for buyers who want style and substance in equal measure.

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Reviews Audi A5 Sportback

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

Lexus NX

The Lexus NX wraps striking, chiseled styling around a cabin that feels more crafted living room than utility vehicle, with soft materials and user-friendly tech that give it genuine premium cachet. On the road it's composed and quietly confident, trading sporty pretensions for a refined, easygoing personality that will suit buyers who want luxury without fuss — with a little Lexus flair to make daily commutes feel special.

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Reviews Lexus NX

4.8 (11 Reviews)
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David Jenkins
28 Mar 2026, 20:57:02

Superb handling, averaging 89mpg, decent electric range, very comfortable to drive, good cabin space, good size touch screen, extremely quick, no better car to drive and live with.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
David Jenkins
2 Feb 2026, 20:38:48

By far the best PHEV in its class, superb handling, top rated relaibility, & super quick on EV mode as well as its well equipped 2.5 litre petrol engine.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Pierre Joris
21 Nov 2025, 23:21:12

Lexus has a history and offers a 10-year warranty.

Pierre Joris
21 Nov 2025, 23:20:20

Lexus has a history and offers a 10-year warranty.

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Audi A5 Sportback
Lexus NX

Costs and Consumption
Price
40,200 - 91,000 £
Price
46,000 - 64,300 £
Consumption L/100km
2 - 7.6 L/100km
Consumption L/100km
2.9 - 5.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
84 - 110 km
Electric Range
72 km
Battery Capacity
-
Battery Capacity
-
co2
45 - 172 g/km
co2
65 - 134 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,770 - 2,430 kg
Curb weight
1,805 - 2,065 kg
Trunk capacity
331 L
Trunk capacity
-
Length
-
Length
-
Width
1,860 - 1,952 mm
Width
1,865 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 530 kg
Payload
475 - 515 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Full Hybrid, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
CVT
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
150 - 639 HP
Power HP
200 - 292 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
6.4 - 8.8 s
Max Speed
-
Max Speed
-
Torque
280 - 825 Nm
Torque
-
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 470 kW
Power kW
147 - 215 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
2,487 cm3

General
Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
D, B
Brand
Audi
Brand
Lexus
What drivetrain options does the Audi A5 Sportback have?

The Audi A5 Sportback is available as All-Wheel Drive or Front-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.