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smart #3 vs smart #5 comparison

Compare performance (272 HP vs 646 HP), boot space and price (42,000 £ vs 39,300 £ ) at a glance. Find out which car is the better choice for you – smart #3 or smart #5?

smart #3 vs smart #5: Key differences

smart #3

5 (1 Reviews)
rate
  • a bit more efficient
  • visibly lighter
details

smart #5

4.9 (5 Reviews)
rate
  • only slightly cheaper
  • considerably more power
  • visibly more electric range
  • significantly quicker 0–100 km/h
  • considerably more trunk space
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

#3

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 #5 is only slightly cheaper – starting at 39,300 £ , while the smart #3 costs 42,000 £ . That’s a price difference of around 2,649 £.

In terms of energy consumption, the smart #3 is a bit more efficient: consuming 16.3 kWh/100km compared to 18.4 kWh/100km for the smart #5. That’s a difference of about 2.1 kWh/100km.

As for electric range, the smart #5 offers visibly more range – reaching up to 590 km, about 135 km more than the smart #3.

#5

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 #5 offers considerably more power – delivering 646 HP compared to 272 HP. That’s roughly 374 HP more horsepower.

When accelerating from 0 to 100 km/h, the smart #5 is significantly quicker – completing the sprint in 3.8 s, while the smart #3 takes 5.8 s. That’s about 2 s quicker.

There’s also a difference in torque: the smart #5 delivers considerably more torque with 710 Nm compared to 384 Nm. That’s about 326 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 visibly lighter – 1,810 kg compared to 2,200 kg. The difference is around 390 kg.

Looking at boot space, the smart #5 offers considerably more boot space – 630 L compared to 370 L. That’s a difference of about 260 L.

When it comes to payload, the smart #5 carries slightly more – 502 kg compared to 450 kg. That’s a difference of about 52 kg.

Who wins the race in the data check?

The smart #5 is clearly superior overall 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 £39,300
#5

smart #5

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 340 - 646 HP
  • Consumption kWh/100km 18.4 - 19.9 kWh/100km
  • Electric Range 465 - 590 km
smart #3
smart #5

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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

smart #5

The Smart #5 continues to build on the brand's legacy of compact and efficient urban vehicles, now infused with a more modern and stylish design. Its sleek appearance is complemented by a spacious interior, offering comfort without compromising its compact nature. This model is ideal for city dwellers seeking a blend of innovation, practicality, and style in their daily drives.

details
smart #3
smart #5

Costs and Consumption

Price
42,000 £
Price
39,300 - 52,200 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
16.3 kWh/100km
Consumption kWh/100km
18.4 - 19.9 kWh/100km
Electric Range
455 km
Electric Range
465 - 590 km
Battery Capacity
-
Battery Capacity
74.4 - 94 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
-
Doors
5
Curb weight
1,810 kg
Curb weight
2,200 - 2,378 kg
Trunk capacity
370 L
Trunk capacity
630 L
Length
-
Length
4,695 mm
Width
1,844 mm
Width
1,920 mm
Height
-
Height
1,705 mm
Max trunk capacity
-
Max trunk capacity
1,530 L
Payload
450 kg
Payload
475 - 502 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
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
272 HP
Power HP
340 - 646 HP
Acceleration 0-100km/h
5.8 s
Acceleration 0-100km/h
3.8 - 6.9 s
Max Speed
-
Max Speed
200 - 210 km/h
Torque
384 Nm
Torque
373 - 710 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
200 kW
Power kW
250 - 475 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
smart
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.