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smart #3 vs BMW i7 comparison
Compare performance (428 HP vs 659 HP), boot space and price (34,700 £ vs 99,200 £ ) at a glance. Find out which car is the better choice for you – smart #3 or BMW i7?
#3
Costs and Efficiency:
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
smart #3 is substantially cheaper – starting at 34,700 £ , while the BMW i7 costs 99,200 £ . That’s a price difference of around 64,466 £.
In terms of energy consumption, the smart #3 is moderately more efficient: consuming 16.3 kWh/100km compared to 18.5 kWh/100km for the BMW i7. That’s a difference of about 2.2 kWh/100km.
As for electric range, the BMW i7 offers noticeably more range – reaching up to 624 km, about 169 km more than the smart #3.
i7
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 i7 offers visibly more power – delivering 659 HP compared to 428 HP. That’s roughly 231 HP more horsepower.
Both models accelerate almost equally fast – 3.7 s from 0 to 100 km/h.
Looking at top speed, the BMW i7 is clearly faster – reaching 250 km/h, while the smart #3 tops out at 180 km/h. The difference is around 70 km/h.
There’s also a difference in torque: the BMW i7 delivers clearly more torque with 1,100 Nm compared to 584 Nm. That’s about 516 Nm more.
#3
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.
Both vehicles offer seating for 5 people.
In terms of curb weight, smart #3 is significantly lighter – 1,780 kg compared to 2,595 kg. The difference is around 815 kg.
Looking at boot space, the BMW i7 offers clearly more boot space – 500 L compared to 370 L. That’s a difference of about 130 L.
When it comes to payload, the BMW i7 carries somewhat more – 535 kg compared to 450 kg. That’s a difference of about 85 kg.
Who wins the race in the data check?
The BMW i7 is narrowly 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 £99,200
BMW i7
smart #3
BMW i7
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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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 i7
The BMW i7 is a quietly imposing electric limousine that wraps advanced tech and traditional Bavarian comfort in a futuristic skin. For buyers after serene luxury with a mischievous streak, it pampers rear-seat occupants while reminding the driver that BMW still knows how to make a big car feel alive.
details
smart #3
BMW i7
Costs and Consumption |
|
|---|---|
|
Price
34,700 - 45,800 £
|
Price
99,200 - 157,200 £
|
|
Consumption L/100km
-
|
Consumption L/100km
-
|
|
Consumption kWh/100km
16.3 - 17.6 kWh/100km
|
Consumption kWh/100km
18.5 - 20.8 kWh/100km
|
|
Electric Range
325 - 455 km
|
Electric Range
559 - 624 km
|
|
Battery Capacity
47 - 62 kWh
|
Battery Capacity
101.7 kWh
|
|
co2
0 g/km
|
co2
0 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
Sedan
|
|
Seats
5
|
Seats
5
|
|
Doors
5
|
Doors
4
|
|
Curb weight
1,780 - 1,910 kg
|
Curb weight
2,595 - 2,770 kg
|
|
Trunk capacity
370 L
|
Trunk capacity
500 L
|
|
Length
4,400 mm
|
Length
5,391 mm
|
|
Width
1,844 mm
|
Width
1,950 mm
|
|
Height
1,556 mm
|
Height
1,544 mm
|
|
Max trunk capacity
1,160 L
|
Max trunk capacity
-
|
|
Payload
419 - 450 kg
|
Payload
480 - 535 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
272 - 428 HP
|
Power HP
455 - 659 HP
|
|
Acceleration 0-100km/h
3.7 - 5.8 s
|
Acceleration 0-100km/h
3.7 - 5.5 s
|
|
Max Speed
180 km/h
|
Max Speed
205 - 250 km/h
|
|
Torque
343 - 584 Nm
|
Torque
650 - 1,100 Nm
|
|
Number of Cylinders
-
|
Number of Cylinders
-
|
|
Power kW
200 - 315 kW
|
Power kW
335 - 485 kW
|
|
Engine capacity
-
|
Engine capacity
-
|
General |
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|---|---|
|
Model Year
2,023 - 2,025
|
Model Year
2,022 - 2,023
|
|
CO2 Efficiency Class
A
|
CO2 Efficiency Class
A
|
|
Brand
smart
|
Brand
BMW
|
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.