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Audi A5 Sportback vs Lexus NX comparison

Compare performance (639 HP vs 292 HP), boot space and price (38700 £ vs 46000 £ ) 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

  • a bit cheaper
  • decisively more power
  • clearly more efficient
  • clearly perceptible more electric range
  • clearly quicker from 0–100 km/h
  • barely noticeable lighter

Lexus NX

4.7 (10 Reviews)
rate

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

A5 Sportback

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 A5 Sportback has a a bit advantage in terms of price – it starts at 38700 £ , while the Lexus NX costs 46000 £ . That’s a price difference of around 7286 £.

Fuel consumption also shows a difference: Audi A5 Sportback manages with 2 L and is therefore clearly more efficient than the Lexus NX with 2.90 L. The difference is about 0.90 L per 100 km.

As for electric range, the Audi A5 Sportback performs clearly perceptible better – achieving up to 110 km, about 38 km more than the Lexus NX.

NX

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 A5 Sportback has a decisively edge – offering 639 HP compared to 292 HP. That’s roughly 347 HP more horsepower.

In acceleration from 0 to 100 km/h, the Audi A5 Sportback is clearly quicker – completing the sprint in 3.70 s, while the Lexus NX takes 6.40 s. That’s about 2.70 s faster.

A5 Sportback

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In curb weight, Audi A5 Sportback is barely noticeable lighter – 1770 kg compared to 1805 kg. The difference is around 35 kg.

When it comes to payload, Audi A5 Sportback slight takes the win – 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.

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Audi A5 Sportback
Lexus NX

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £38,700
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
  • Electric Range : 84 - 110 km
details

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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Lexus NX

4.7 (10 Reviews)
rate

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 Audi A5 Sportback

Reviews Lexus NX

4.7 (10 Reviews)
rate
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.

Audi A5 Sportback
Lexus NX

Costs and Consumption
Price
38700 - 91000 £
Price
46000 - 64300 £
Consumption L/100km
2 - 7.6 L
Consumption L/100km
2.9 - 5.9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
84 - 110 km
Electric Range
72 km
Battery Capacity
20.70 kWh
Battery Capacity
-
co2
45 - 172 g/km
co2
65 - 134 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
4 - 5
Seats
5
Doors
5
Doors
-
Curb weight
1770 - 2430 kg
Curb weight
1805 - 2065 kg
Trunk capacity
331 - 445 L
Trunk capacity
-
Length
4829 - 4835 mm
Length
-
Width
1860 - 1952 mm
Width
1865 mm
Height
1429 - 1444 mm
Height
-
Max trunk capacity
1175 - 1299 L
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
216 - 250 km/h
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
1968 - 2995 cm3
Engine capacity
2487 cm3

General
Model Year
2025 - 2026
Model Year
2025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
D, B
Brand
Audi
Brand
Lexus

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Is the Audi A5 Sportback offered with different drivetrains?

Available configurations include All-Wheel Drive or Front-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.