Compare performance (508 HP vs 272 HP), boot space and price (54,200 £ vs 42,000 £ ) at a glance. Find out which car is the better choice for you – Kia EV9 or smart #3?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
smart #3 is clearly cheaper – starting at 42,000 £ , while the Kia EV9 costs 54,200 £ . That’s a price difference of around 12,171 £.
In terms of energy consumption, the smart #3 is slightly more efficient: consuming 16.3 kWh/100km compared to 19.5 kWh/100km for the Kia EV9. That’s a difference of about 3.2 kWh/100km.
As for electric range, the Kia EV9 offers moderately more range – reaching up to 563 km, about 108 km more than the smart #3.
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 Kia EV9 offers significantly more power – delivering 508 HP compared to 272 HP. That’s roughly 236 HP more horsepower.
When accelerating from 0 to 100 km/h, the Kia EV9 is markedly quicker – completing the sprint in 4.6 s, while the smart #3 takes 5.8 s. That’s about 1.2 s quicker.
There’s also a difference in torque: the Kia EV9 delivers significantly more torque with 740 Nm compared to 384 Nm. That’s about 356 Nm more.
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Seats: Kia EV9 offers more seats – 7 vs 5.
In terms of curb weight, smart #3 is clearly lighter – 1,810 kg compared to 2,392 kg. The difference is around 582 kg.
Looking at boot space, the smart #3 offers very slightly more boot space – 370 L compared to 333 L. That’s a difference of about 37 L.
When it comes to payload, the Kia EV9 carries markedly more – 615 kg compared to 450 kg. That’s a difference of about 165 kg.
The Kia EV9 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.
The Kia EV9 is a bold, boxy electric SUV that looks like it could swallow your luggage and the in‑laws, with an interior that feels more lounge than cockpit and a presence that makes smaller rivals suddenly feel shy. On the road it delivers calm long‑distance composure with enough shove to keep overtakes effortless, and its tech and practicality make it an easy, sensible choice for buyers who want electric without compromise.
detailsThe 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.
detailsCosts and Consumption |
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|---|---|
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Price
54,200 - 78,000 £
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Price
42,000 £
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Consumption L/100km
-
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Consumption L/100km
-
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Consumption kWh/100km
19.5 - 22.8 kWh/100km
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Consumption kWh/100km
16.3 kWh/100km
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Electric Range
443 - 563 km
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Electric Range
455 km
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Battery Capacity
-
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Battery Capacity
-
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co2
0 g/km
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co2
0 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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|---|---|
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Body Type
SUV
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Body Type
SUV
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Seats
6 - 7
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Seats
5
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Doors
-
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Doors
-
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Curb weight
2,392 - 2,664 kg
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Curb weight
1,810 kg
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Trunk capacity
333 L
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Trunk capacity
370 L
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Length
-
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Length
-
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Width
1,980 mm
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Width
1,844 mm
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Height
-
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Height
-
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
542 - 615 kg
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Payload
450 kg
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Engine and Performance |
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|---|---|
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Engine Type
Electric
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Engine Type
Electric
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Reduction Gearbox
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Transmission Detail
Reduction Gearbox
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Drive Type
Rear-Wheel Drive
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Power HP
204 - 508 HP
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Power HP
272 HP
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Acceleration 0-100km/h
4.6 - 9.4 s
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Acceleration 0-100km/h
5.8 s
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Max Speed
-
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Max Speed
-
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Torque
350 - 740 Nm
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Torque
384 Nm
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Number of Cylinders
-
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Number of Cylinders
-
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Power kW
150 - 374 kW
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Power kW
200 kW
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Engine capacity
-
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Engine capacity
-
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General |
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|---|---|
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Model Year
2025
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Model Year
2025
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CO2 Efficiency Class
A
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CO2 Efficiency Class
A
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Brand
Kia
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Brand
smart
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