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Audi A5 Sportback vs Lexus UX comparison

Compare performance (639 HP vs 199 HP), boot space and price (40,200 £ vs 38,700 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Sportback or Lexus UX?

Audi A5 Sportback vs Lexus UX: Key differences

Audi A5 Sportback

  • clearly more power
  • significantly more efficient
  • clearly quicker 0–100 km/h
  • barely more trunk space
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Lexus UX

4.5 (5 Reviews)
rate
  • only slightly cheaper
  • moderately lighter
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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 key factors when choosing a car – and this is often where the real differences emerge.

Lexus UX is only slightly cheaper – starting at 38,700 £ , while the Audi A5 Sportback costs 40,200 £ . That’s a price difference of around 1,458 £.

Fuel consumption also shows a difference: the Audi A5 Sportback uses 2 L/100km and is significantly more efficient than the Lexus UX with 5 L/100km. The difference is about 3 L/100km.

UX

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 clearly more power – delivering 639 HP compared to 199 HP. That’s roughly 440 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Sportback is clearly quicker – completing the sprint in 3.7 s, while the Lexus UX takes 7.9 s. That’s about 4.2 s quicker.

A5 Sportback

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, Lexus UX is moderately lighter – 1,495 kg compared to 1,770 kg. The difference is around 275 kg.

Looking at boot space, the Audi A5 Sportback offers barely more boot space – 331 L compared to 320 L. That’s a difference of about 11 L.

When it comes to payload, the Lexus UX carries slightly more – 615 kg compared to 530 kg. That’s a difference of about 85 kg.

Who wins the race in the data check?

The Audi A5 Sportback is clearly superior overall 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
Lexus UX

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 UX

The Lexus UX is a compact luxury crossover that blends sharp styling with a quiet, comfortable cabin, perfect for urban buyers who want premium feel without shouting about it. It rides with poise, serves up plush materials and thoughtful tech, and—while it won’t satisfy anyone chasing track thrills—it's a smart, stylish choice for everyday driving.

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Reviews Lexus UX

4.5 (5 Reviews)
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marjollet
10 Feb 2026, 16:56:36

After a Toyota Avensis D4D with a BMW engine, I chose the UX 250h F Sport Design and I'm very satisfied.

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Norma
21 Dec 2025, 18:27:57

Lv my UX I live 10 miles outside Belfast do aloy of country driving to reach different places I go t

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

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Audi A5 Sportback
Lexus UX

Costs and Consumption
Price
40,200 - 91,000 £
Price
38,700 - 54,100 £
Consumption L/100km
2 - 7.6 L/100km
Consumption L/100km
5 - 5.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
84 - 110 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
45 - 172 g/km
co2
113 - 127 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
1,495 - 1,555 kg
Trunk capacity
331 L
Trunk capacity
283 - 320 L
Length
-
Length
-
Width
1,860 - 1,952 mm
Width
1,840 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 530 kg
Payload
555 - 615 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Full 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
199 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
7.9 - 8.1 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
146 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,987 cm3

General
Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
C, D
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.