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Kia Stonic vs smart #1 comparison

Compare performance (115 HP vs 368 HP), boot space and price (20,400 £ vs 40,700 £ ) at a glance. Find out which car is the better choice for you – Kia Stonic or smart #1?

Kia Stonic vs smart #1: Key differences

Kia Stonic

4.6 (2 Reviews)
rate
  • clearly cheaper
  • clearly lighter
  • slightly more trunk space
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smart #1

  • considerably more power
  • clearly quicker 0–100 km/h
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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

Stonic

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Kia Stonic is clearly cheaper – starting at 20,400 £ , while the smart #1 costs 40,700 £ . That’s a price difference of around 20,314 £.

#1

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 #1 offers considerably more power – delivering 368 HP compared to 115 HP. That’s roughly 253 HP more horsepower.

When accelerating from 0 to 100 km/h, the smart #1 is clearly quicker – completing the sprint in 4.9 s, while the Kia Stonic takes 10.7 s. That’s about 5.8 s quicker.

There’s also a difference in torque: the smart #1 delivers considerably more torque with 470 Nm compared to 200 Nm. That’s about 270 Nm more.

Stonic

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, Kia Stonic is clearly lighter – 1,205 kg compared to 1,900 kg. The difference is around 695 kg.

Looking at boot space, the Kia Stonic offers slightly more boot space – 352 L compared to 313 L. That’s a difference of about 39 L.

When it comes to payload, the Kia Stonic carries barely more – 445 kg compared to 425 kg. That’s a difference of about 20 kg.

Who wins the race in the data check?

The smart #1 stands well ahead of its rival 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.

£40,705
#1

smart #1

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 368 HP
  • Consumption kWh/100km : 18.2 kWh/100km
  • Electric Range : 400 km
details

Frequently compared as well

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Kia Stonic
smart #1

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Kia Stonic

The Kia Stonic is a sprightly compact crossover that mixes city-friendly agility with a cheeky, modern design — perfect for buyers who want style without sacrificing sense. Inside it serves up clever practicality and a bright, well-equipped cabin, making everyday driving feel a bit more fun than it has any right to be.

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Reviews Kia Stonic

4.6 (2 Reviews)
rate
Jan
18 Mar 2026, 07:19:10

Very good car, uses little fuel, nothing's gone wrong in 4 years, no breakdowns.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Ennio
4 Feb 2026, 13:19:36

I'm very satisfied — I have a Stonic Black Edition hybrid, and I haven't had any problems after two years.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

smart #1

The Smart #1 feels like a breath of fresh air in the compact EV world, pairing playful styling with usable space and a cabin that punches above its size. It skips the fuss and delivers an easygoing, city-friendly driving experience with clever features that make it a sensible, slightly cheeky choice for everyday motoring.

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Reviews smart #1

No reviews yet. Share your experience and help others decide.

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Kia Stonic
smart #1

Costs and Consumption
Price
20,400 - 26,800 £
Price
40,700 £
Consumption L/100km
5.6 - 5.7 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.2 kWh/100km
Electric Range
-
Electric Range
400 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 128 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
-
Curb weight
1,205 - 1,270 kg
Curb weight
1,900 kg
Trunk capacity
352 L
Trunk capacity
313 L
Length
-
Length
-
Width
1,760 mm
Width
1,822 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
440 - 445 kg
Payload
425 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV
Engine Type
Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
100 - 115 HP
Power HP
368 HP
Acceleration 0-100km/h
10.7 - 12.1 s
Acceleration 0-100km/h
4.9 s
Max Speed
-
Max Speed
-
Torque
172 - 200 Nm
Torque
470 Nm
Number of Cylinders
3
Number of Cylinders
-
Power kW
74 - 85 kW
Power kW
271 kW
Engine capacity
998 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2024
CO2 Efficiency Class
D
CO2 Efficiency Class
A
Brand
Kia
Brand
smart
Is the Kia Stonic offered with different drivetrains?

The Kia Stonic is offered with 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.