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BMW Z4 vs smart #3 comparison
Compare performance (340 HP vs 272 HP), boot space and price (43,500 £ vs 42,000 £ ) at a glance. Find out which car is the better choice for you – BMW Z4 or smart #3?
BMW Z4 vs smart #3: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Z4
Costs and Efficiency:
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
smart #3 is very slightly cheaper – starting at 42,000 £ , while the BMW Z4 costs 43,500 £ . That’s a price difference of around 1,466 £.
#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 Z4 offers a bit more power – delivering 340 HP compared to 272 HP. That’s roughly 68 HP more horsepower.
When accelerating from 0 to 100 km/h, the BMW Z4 is visibly quicker – completing the sprint in 4.5 s, while the smart #3 takes 5.8 s. That’s about 1.3 s quicker.
There’s also a difference in torque: the BMW Z4 delivers markedly more torque with 500 Nm compared to 384 Nm. That’s about 116 Nm more.
Z4
Space and Everyday Use:
Whether family car or daily driver – which one offers more room, flexibility and comfort?
Seats: smart #3 offers more seats – 5 vs 2.
In terms of curb weight, BMW Z4 is somewhat lighter – 1,510 kg compared to 1,810 kg. The difference is around 300 kg.
Looking at boot space, the smart #3 offers markedly more boot space – 370 L compared to 281 L. That’s a difference of about 89 L.
When it comes to payload, the smart #3 carries substantially more – 450 kg compared to 235 kg. That’s a difference of about 215 kg.
Who wins the race in the data check?
The smart #3 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.
£41,991
smart #3
BMW Z4
smart #3
Costs and Consumption
View detailed analysis
View detailed analysis
Engine and Performance
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Dimensions and Body
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View detailed analysis
BMW Z4
The BMW Z4 is a taut, road-hugging roadster that pairs elegant, low-slung styling with a roof you can drop on a sunny whim, delivering that pure, wind-in-your-hair driving thrill few cars manage to match. It’s an ideal weekend companion for drivers who prefer engagement over practicality — bring good shoes rather than a lot of luggage, and you’ll get a grin every time you turn the wheel.
details
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
BMW Z4
smart #3
Costs and Consumption |
|
|---|---|
|
Price
43,500 - 65,300 £
|
Price
42,000 £
|
|
Consumption L/100km
6.9 - 8.5 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
157 - 191 g/km
|
co2
0 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Roadster
|
Body Type
SUV
|
|
Seats
2
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,510 - 1,640 kg
|
Curb weight
1,810 kg
|
|
Trunk capacity
281 L
|
Trunk capacity
370 L
|
|
Length
-
|
Length
-
|
|
Width
1,864 mm
|
Width
1,844 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
215 - 235 kg
|
Payload
450 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol
|
Engine Type
Electric
|
|
Transmission
Manuel, Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Manual Gearbox, Automatic Gearbox
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
Rear-Wheel Drive
|
Drive Type
Rear-Wheel Drive
|
|
Power HP
197 - 340 HP
|
Power HP
272 HP
|
|
Acceleration 0-100km/h
4.5 - 6.8 s
|
Acceleration 0-100km/h
5.8 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
320 - 500 Nm
|
Torque
384 Nm
|
|
Number of Cylinders
4 - 6
|
Number of Cylinders
-
|
|
Power kW
145 - 250 kW
|
Power kW
200 kW
|
|
Engine capacity
1,998 - 2,998 cm3
|
Engine capacity
-
|
General |
|
|---|---|
|
Model Year
2,025 - 2,026
|
Model Year
2025
|
|
CO2 Efficiency Class
F, G
|
CO2 Efficiency Class
A
|
|
Brand
BMW
|
Brand
smart
|
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.