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smart #3 vs Bentley Bentayga comparison

Compare performance (272 HP vs 550 HP), boot space and price (42,000 £ vs 177,300 £ ) at a glance. Find out which car is the better choice for you – smart #3 or Bentley Bentayga?

smart #3 vs Bentley Bentayga: Key differences

smart #3

5 (1 Reviews)
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  • substantially cheaper
  • clearly more electric range
  • clearly lighter
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Bentley Bentayga

  • significantly more power
  • markedly quicker 0–100 km/h
  • markedly more trunk space
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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

#3

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.

smart #3 is substantially cheaper – starting at 42,000 £ , while the Bentley Bentayga costs 177,300 £ . That’s a price difference of around 135,266 £.

As for electric range, the smart #3 offers clearly more range – reaching up to 455 km, about 405 km more than the Bentley Bentayga.

Bentayga

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 Bentley Bentayga offers significantly more power – delivering 550 HP compared to 272 HP. That’s roughly 278 HP more horsepower.

When accelerating from 0 to 100 km/h, the Bentley Bentayga is markedly quicker – completing the sprint in 4.5 s, while the smart #3 takes 5.8 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Bentley Bentayga delivers significantly more torque with 770 Nm compared to 384 Nm. That’s about 386 Nm more.

#3

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, smart #3 is clearly lighter – 1,810 kg compared to 2,415 kg. The difference is around 605 kg.

Looking at boot space, the Bentley Bentayga offers markedly more boot space – 484 L compared to 370 L. That’s a difference of about 114 L.

When it comes to payload, the Bentley Bentayga carries clearly more – 835 kg compared to 450 kg. That’s a difference of about 385 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
smart #3
Bentley Bentayga

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.

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Bentley Bentayga

The Bentley Bentayga wraps top-tier luxury and SUV practicality into one impeccably finished package, with a hushed cabin and amenities that pamper both driver and passengers. It’s the sort of car that signals success with understatement — a tailored suit on wheels that makes long drives feel like first-class travel.

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smart #3
Bentley Bentayga

Costs and Consumption

Price
42,000 £
Price
177,300 - 230,400 £
Consumption L/100km
-
Consumption L/100km
13 L/100km
Consumption kWh/100km
16.3 kWh/100km
Consumption kWh/100km
-
Electric Range
455 km
Electric Range
50 km
Battery Capacity
-
Battery Capacity
17.3 kWh
co2
0 g/km
co2
294 g/km
Fuel tank capacity
-
Fuel tank capacity
75 - 85 L

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
-
Doors
5
Curb weight
1,810 kg
Curb weight
2,415 - 2,514 kg
Trunk capacity
370 L
Trunk capacity
484 L
Length
-
Length
5,125 - 5,305 mm
Width
1,844 mm
Width
1,998 mm
Height
-
Height
1,728 mm
Max trunk capacity
-
Max trunk capacity
1,774 L
Payload
450 kg
Payload
736 - 835 kg

Engine and Performance

Engine Type
Electric
Engine Type
Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
272 HP
Power HP
462 - 550 HP
Acceleration 0-100km/h
5.8 s
Acceleration 0-100km/h
4.5 - 5.3 s
Max Speed
-
Max Speed
254 - 290 km/h
Torque
384 Nm
Torque
700 - 770 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
200 kW
Power kW
340 - 404 kW
Engine capacity
-
Engine capacity
2,995 - 3,996 cm3

General

Model Year
2025
Model Year
2,020 - 2,022
CO2 Efficiency Class
A
CO2 Efficiency Class
G
Brand
smart
Brand
Bentley
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.