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Citroen C5 X vs smart #3 comparison

Compare performance (145 HP vs 272 HP), boot space and price (39,400 £ vs 42,000 £ ) at a glance. Find out which car is the better choice for you – Citroen C5 X or smart #3?

Citroen C5 X vs smart #3: Key differences

Citroen C5 X

4.2 (4 Reviews)
rate
  • only slightly cheaper
  • somewhat lighter
  • visibly more trunk space
details

smart #3

5 (1 Reviews)
rate
  • substantially more power
  • significantly quicker 0–100 km/h
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

C5 X

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.

Citroen C5 X is only slightly cheaper – starting at 39,400 £ , while the smart #3 costs 42,000 £ . That’s a price difference of around 2,563 £.

#3

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the smart #3 offers substantially more power – delivering 272 HP compared to 145 HP. That’s roughly 127 HP more horsepower.

When accelerating from 0 to 100 km/h, the smart #3 is significantly quicker – completing the sprint in 5.8 s, while the Citroen C5 X takes 10.4 s. That’s about 4.6 s quicker.

There’s also a difference in torque: the smart #3 delivers clearly more torque with 384 Nm compared to 230 Nm. That’s about 154 Nm more.

C5 X

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Citroen C5 X is somewhat lighter – 1,591 kg compared to 1,810 kg. The difference is around 219 kg.

Looking at boot space, the Citroen C5 X offers visibly more boot space – 545 L compared to 370 L. That’s a difference of about 175 L.

When it comes to payload, the smart #3 carries moderately more – 450 kg compared to 399 kg. That’s a difference of about 51 kg.

Who wins the race in the data check?

The smart #3 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.

£41,991
#3

smart #3

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive
  • Power HP 272 HP
  • Consumption kWh/100km 16.3 kWh/100km
  • Electric Range 455 km
details

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smart #3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Citroen C5 X

Citroen C5 X combines the poise of a sleek crossover with the practicality of an estate, delivering a calm, comfortable cabin that feels designed for long, relaxed journeys rather than racetrack drama. If you want a car that pampers passengers, swallows everyday luggage and glides over rough roads like a diplomat dodging awkward questions, this is your kind of transport.

details
C5X_PHEV_UK_2022_EXT (21)
C5X_PHEV_2022_EXT (12)
C5X_PHEV_2022_EXT (23)
C5X_2022_INT (20)

Reviews Citroen C5 X

4.2 (4 Reviews)
rate
Flament
13 Jun 2026, 13:54:21

Value for money / comfort, space unbeatable — C5 X Shine, 4‑cylinder petrol with options... heated, electrically adjustable programmable seat, 2 years, 12,000 km, €23,000

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Safety
Practicality / Trunk & Everyday Use
Value for Money

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.

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smart-hashtag3-brabus-photon-orange-interior-mallorca3
smart-hashtag3-premium-ceramic-cream-interior-mallorca7

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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Citroen C5 X
smart #3

Costs and Consumption
Price
39,400 £
Price
42,000 £
Consumption L/100km
5.1 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
116 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,591 kg
Curb weight
1,810 kg
Trunk capacity
545 L
Trunk capacity
370 L
Length
-
Length
-
Width
1,815 mm
Width
1,844 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
399 kg
Payload
450 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
145 HP
Power HP
272 HP
Acceleration 0-100km/h
10.4 s
Acceleration 0-100km/h
5.8 s
Max Speed
-
Max Speed
-
Torque
230 Nm
Torque
384 Nm
Number of Cylinders
3
Number of Cylinders
-
Power kW
107 kW
Power kW
200 kW
Engine capacity
1,199 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D
CO2 Efficiency Class
A
Brand
Citroen
Brand
smart
What drive types are available for the Citroen C5 X?

Available configurations include Front-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.