@ Audi AG
@ smart Europe GmbH
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Audi Q4 e-tron vs smart #3 – Performance, range & efficiency compared

Two cars, one duel: Audi Q4 e-tron meets smart #3.
Which one wins in performance, efficiency and value for money? Find out now!

Audi Q4 e-tron

smart #3

5 (1 Reviews)
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Here’s where it gets real: The technical differences in detail

Q4 e-tron @ Audi AG

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.

smart #3 has a a bit advantage in terms of price – it starts at 34700 £, while the Audi Q4 e-tron costs 39600 £. That’s a price difference of around 4852 £.

In terms of energy consumption, the advantage goes to the Audi Q4 e-tron: with 15.90 kWh per 100 km, it’s barely noticeable more efficient than the smart #3 with 16.30 kWh. That’s a difference of about 0.40 kWh.

As for range, the Audi Q4 e-tron performs a bit better – achieving up to 554 km, about 99 km more than the smart #3.

#3 @ smart Europe GmbH

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 smart #3 has a evident edge – offering 428 HP compared to 340 HP. That’s roughly 88 HP more horsepower.

In acceleration from 0 to 100 km/h, the smart #3 is decisively quicker – completing the sprint in 3.70 s, while the Audi Q4 e-tron takes 5.40 s. That’s about 1.70 s faster.

There’s no difference in top speed – both reach 180 km/h.

There’s also a difference in torque: Audi Q4 e-tron pulls to a small extent stronger with 679 Nm compared to 584 Nm. That’s about 95 Nm difference.

Q4 e-tron @ Audi AG

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, smart #3 is to a small extent lighter – 1780 kg compared to 2035 kg. The difference is around 255 kg.

In terms of boot space, the Audi Q4 e-tron offers distinct more room – 535 L compared to 370 L. That’s a difference of about 165 L.

In maximum load capacity, the Audi Q4 e-tron performs noticeable better – up to 1490 L, which is about 330 L more than the smart #3.

When it comes to payload, Audi Q4 e-tron to a small extent takes the win – 515 kg compared to 450 kg. That’s a difference of about 65 kg.

Who wins the race?

The Audi Q4 e-tron proves to be barely ahead and therefore becomes our DriveDuel Champion!
Audi Q4 e-tron is the better all-rounder in this comparison.

Audi Q4 e-tron
smart #3

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis
from about £39,600
Q4 e-tron @ Audi AG

Audi Q4 e-tron

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 204 - 340 HP
  • Consumption kWh/100km : 15.9 - 17.4 kWh
  • Electric Range : 406 - 554 km

Audi Q4 e-tron

The Audi Q4 e-tron brings Audi polish into the electric crossover scene, pairing a sleek exterior with a refined, airy interior that makes everyday driving feel distinctly premium. It’s an easy-to-live-with EV that balances comfort and real-world usability with intuitive tech, making it a smart choice for buyers who want electric mobility without giving up Audi character — and yes, it still looks good in the driveway.

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smart #3

5 (1 Reviews)
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The Smart #3 turns the brand's cheeky city-car attitude into a grown-up compact SUV, pairing sleek styling with a surprisingly roomy, well-made interior. It's a brilliant pick for buyers who want electric ease without dullness — practical enough for daily life, but still lively enough to make parking and grocery runs feel a little fun.

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Audi Q4 e-tron
smart #3
Q4 e-tron @ Audi AG
#3 @ smart Europe GmbH

Costs and Consumption

Price
39600 - 58800 £
Price
34700 - 45800 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.9 - 17.4 kWh
Consumption kWh/100km
16.3 - 17.6 kWh
Electric Range
406 - 554 km
Electric Range
325 - 455 km
Battery Capacity
59 - 77 kWh
Battery Capacity
47 - 62 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
2035 - 2235 kg
Curb weight
1780 - 1910 kg
Trunk capacity
520 - 535 L
Trunk capacity
370 L
Length
4588 mm
Length
4400 mm
Width
1865 mm
Width
1844 mm
Height
1614 - 1632 mm
Height
1556 mm
Max trunk capacity
1460 - 1490 L
Max trunk capacity
1160 L
Payload
505 - 515 kg
Payload
419 - 450 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 340 HP
Power HP
272 - 428 HP
Acceleration 0-100km/h
5.4 - 8.1 s
Acceleration 0-100km/h
3.7 - 5.8 s
Max Speed
160 - 180 km/h
Max Speed
180 km/h
Torque
310 - 679 Nm
Torque
343 - 584 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
150 - 250 kW
Power kW
200 - 315 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2023 - 2025
Model Year
2023 - 2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
smart
What drive types are available for the Audi Q4 e-tron?

The Audi Q4 e-tron is offered with Rear-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.

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