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BMW 4 Series Coupe vs smart #3 comparison

Compare performance (530 HP vs 272 HP), boot space and price (46,200 £ vs 42,000 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Coupe or smart #3?

BMW 4 Series Coupe vs smart #3: Key differences

BMW 4 Series Coupe

5 (1 Reviews)
rate
  • substantially more power
  • clearly quicker 0–100 km/h
  • somewhat lighter
  • moderately more trunk space
details

smart #3

5 (1 Reviews)
rate
  • slightly cheaper
details

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

4 Series Coupe

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 is slightly cheaper – starting at 42,000 £ , while the BMW 4 Series Coupe costs 46,200 £ . That’s a price difference of around 4,209 £.

#3

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 BMW 4 Series Coupe offers substantially more power – delivering 530 HP compared to 272 HP. That’s roughly 258 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 4 Series Coupe is clearly quicker – completing the sprint in 3.5 s, while the smart #3 takes 5.8 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the BMW 4 Series Coupe delivers substantially more torque with 700 Nm compared to 384 Nm. That’s about 316 Nm more.

4 Series Coupe

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.

Seats: smart #3 offers more seats – 5 vs 4.

In terms of curb weight, BMW 4 Series Coupe is somewhat lighter – 1,600 kg compared to 1,810 kg. The difference is around 210 kg.

Looking at boot space, the BMW 4 Series Coupe offers moderately more boot space – 440 L compared to 370 L. That’s a difference of about 70 L.

When it comes to payload, the smart #3 carries only slightly more – 450 kg compared to 415 kg. That’s a difference of about 35 kg.

Who wins the race in the data check?

The BMW 4 Series Coupe 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 £46,200
4 Series Coupe

BMW 4 Series Coupe

  • Engine Type Diesel MHEV, Petrol, Petrol MHEV
  • Transmission Automatic, Manuel
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 184 - 530 HP
  • Consumption L/100km 4.8 - 10 L/100km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

BMW 4 Series Coupe

The BMW 4 Series Coupe blends aggressive styling with a driver-focused cabin, making even the humdrum commute feel like a short track day. It balances sharp handling and grown-up comfort with a dash of theatrical flair, so you get sportscar charisma without the drama of constant sacrifices.

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P90405276_highRes_bmw-m440i-xdrive-arc
P90405284_highRes_bmw-m440i-xdrive-arc
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Reviews BMW 4 Series Coupe

5 (1 Reviews)
rate
Shomguy
20 Jan 2026, 13:24:39

BMW is the best

How do you mainly use this car? (optional): Family car
Safety

smart #3

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.

details
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smart-hashtag3-brabus-photon-orange-exterior-mallorca13
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Reviews smart #3

5 (1 Reviews)
rate
Ronny
16 Oct 2025, 13:10:59

Handsome design, packed with advanced driver‑assist technology and stellar performance — all at an attractive price. Highly recommended, this car!

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smart #3

Costs and Consumption
Price
46,200 - 93,900 £
Price
42,000 £
Consumption L/100km
4.8 - 10 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
16.3 kWh/100km
Electric Range
-
Electric Range
455 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 226 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
SUV
Seats
4
Seats
5
Doors
-
Doors
-
Curb weight
1,600 - 1,895 kg
Curb weight
1,810 kg
Trunk capacity
440 L
Trunk capacity
370 L
Length
-
Length
-
Width
1,852 - 1,887 mm
Width
1,844 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
355 - 415 kg
Payload
450 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Electric
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Manual Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
184 - 530 HP
Power HP
272 HP
Acceleration 0-100km/h
3.5 - 7.5 s
Acceleration 0-100km/h
5.8 s
Max Speed
-
Max Speed
-
Torque
300 - 700 Nm
Torque
384 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
135 - 390 kW
Power kW
200 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
D, E, F, G
CO2 Efficiency Class
A
Brand
BMW
Brand
smart
What drive types are available for the BMW 4 Series Coupe?

Available configurations include Rear-Wheel Drive or All-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.