Compare performance (470 HP vs 272 HP), boot space and price (37,200 £ vs 42,000 £ ) at a glance. Find out which car is the better choice for you – Audi A4 Avant or smart #3?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
Audi A4 Avant is slightly cheaper – starting at 37,200 £ , while the smart #3 costs 42,000 £ . That’s a price difference of around 4,749 £.
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 A4 Avant offers considerably more power – delivering 470 HP compared to 272 HP. That’s roughly 198 HP more horsepower.
When accelerating from 0 to 100 km/h, the Audi A4 Avant is significantly quicker – completing the sprint in 3.7 s, while the smart #3 takes 5.8 s. That’s about 2.1 s quicker.
There’s also a difference in torque: the Audi A4 Avant delivers markedly more torque with 600 Nm compared to 384 Nm. That’s about 216 Nm more.
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 A4 Avant is a bit lighter – 1,595 kg compared to 1,810 kg. The difference is around 215 kg.
Looking at boot space, the Audi A4 Avant offers clearly more boot space – 495 L compared to 370 L. That’s a difference of about 125 L.
When it comes to payload, the Audi A4 Avant carries markedly more – 565 kg compared to 450 kg. That’s a difference of about 115 kg.
The Audi A4 Avant 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.
The Audi A4 Avant blends elegant, understated styling with practical estate versatility, making it a polished choice for drivers who want both poise and generous cargo space. Inside, the cabin feels premium and tech-forward while the composed driving manners turn routine journeys into a quietly satisfying experience—exactly the sensible indulgence buyers will appreciate.
detailsThe 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.
detailsCosts and Consumption |
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|---|---|
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Price
37,200 - 122,500 £
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Price
42,000 £
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|
Consumption L/100km
4.8 - 9.7 L/100km
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Consumption L/100km
-
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Consumption kWh/100km
-
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Consumption kWh/100km
16.3 kWh/100km
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Electric Range
-
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Electric Range
455 km
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Battery Capacity
-
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Battery Capacity
-
|
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co2
126 - 220 g/km
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co2
0 g/km
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Fuel tank capacity
40 - 58 L
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Fuel tank capacity
-
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Dimensions and Body |
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|---|---|
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Body Type
Estate
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Body Type
SUV
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Seats
5
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Seats
5
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Doors
5
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Doors
-
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Curb weight
1,595 - 1,820 kg
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Curb weight
1,810 kg
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Trunk capacity
495 L
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Trunk capacity
370 L
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Length
4,750 - 4,782 mm
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Length
-
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Width
1,842 - 1,866 mm
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Width
1,844 mm
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Height
1,428 - 1,493 mm
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Height
-
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Max trunk capacity
1,495 L
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Max trunk capacity
-
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Payload
510 - 565 kg
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Payload
450 kg
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Engine and Performance |
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|---|---|
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Engine Type
Diesel MHEV, Petrol MHEV, Petrol
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Engine Type
Electric
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
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Transmission Detail
Reduction Gearbox
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Drive Type
All-Wheel Drive, Front-Wheel Drive
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Drive Type
Rear-Wheel Drive
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Power HP
136 - 470 HP
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Power HP
272 HP
|
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Acceleration 0-100km/h
3.7 - 9.8 s
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Acceleration 0-100km/h
5.8 s
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Max Speed
210 - 300 km/h
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Max Speed
-
|
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Torque
270 - 600 Nm
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Torque
384 Nm
|
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Number of Cylinders
4 - 6
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Number of Cylinders
-
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Power kW
100 - 346 kW
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Power kW
200 kW
|
|
Engine capacity
1,968 - 2,894 cm3
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Engine capacity
-
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General |
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|---|---|
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Model Year
2,023 - 2,024
|
Model Year
2025
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CO2 Efficiency Class
E, F, D, G
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CO2 Efficiency Class
A
|
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Brand
Audi
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Brand
smart
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