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Mercedes CLA Shooting Brake vs smart #3 comparison

Compare performance (354 HP vs 272 HP), boot space and price (40,800 £ vs 42,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes CLA Shooting Brake or smart #3?

Mercedes CLA Shooting Brake vs smart #3: Key differences

Mercedes CLA Shooting Brake

5 (2 Reviews)
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  • barely cheaper
  • markedly more power
  • clearly more efficient
  • clearly more electric range
  • somewhat quicker 0–100 km/h
  • barely lighter
  • somewhat more trunk space
details

smart #3

5 (1 Reviews)
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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

CLA Shooting Brake

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mercedes CLA Shooting Brake is barely cheaper – starting at 40,800 £ , while the smart #3 costs 42,000 £ . That’s a price difference of around 1,181 £.

In terms of energy consumption, the Mercedes CLA Shooting Brake is clearly more efficient: consuming 12.7 kWh/100km compared to 16.3 kWh/100km for the smart #3. That’s a difference of about 3.6 kWh/100km.

As for electric range, the Mercedes CLA Shooting Brake offers clearly more range – reaching up to 768 km, about 313 km more than the smart #3.

#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 Mercedes CLA Shooting Brake offers markedly more power – delivering 354 HP compared to 272 HP. That’s roughly 82 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes CLA Shooting Brake is somewhat quicker – completing the sprint in 5 s, while the smart #3 takes 5.8 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the Mercedes CLA Shooting Brake delivers clearly more torque with 515 Nm compared to 384 Nm. That’s about 131 Nm more.

CLA Shooting Brake

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, Mercedes CLA Shooting Brake is barely lighter – 1,710 kg compared to 1,810 kg. The difference is around 100 kg.

Looking at boot space, the Mercedes CLA Shooting Brake offers somewhat more boot space – 455 L compared to 370 L. That’s a difference of about 85 L.

When it comes to payload, the Mercedes CLA Shooting Brake carries only slightly more – 460 kg compared to 450 kg. That’s a difference of about 10 kg.

Who wins the race in the data check?

The Mercedes CLA Shooting Brake is far ahead 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 £40,800
CLA Shooting Brake

Mercedes CLA Shooting Brake

  • Engine Type : Electric, Full Hybrid
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
  • Power HP : 156 - 354 HP
  • Consumption L/100km : 5 - 5.4 L/100km
  • Consumption kWh/100km : 12.7 - 13.3 kWh/100km
  • Electric Range : 525 - 768 km
Mercedes CLA Shooting Brake
smart #3

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes CLA Shooting Brake

The Mercedes CLA Shooting Brake turns estate practicality into runway-ready style with a swooping roofline and coupe-like silhouette that makes even mundane errands feel a little more glamorous. Inside it pairs clever packaging with premium flair, so you get useful load space and a grown-up cabin — ideal if you want a car that looks like a showroom trophy but still handles the weekly shop without sulking.

details

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
Mercedes CLA Shooting Brake
smart #3

Costs and Consumption

Price
40,800 - 60,900 £
Price
42,000 £
Consumption L/100km
5 - 5.4 L/100km
Consumption L/100km
-
Consumption kWh/100km
12.7 - 13.3 kWh/100km
Consumption kWh/100km
16.3 kWh/100km
Electric Range
525 - 768 km
Electric Range
455 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 123 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
1,710 - 2,155 kg
Curb weight
1,810 kg
Trunk capacity
455 L
Trunk capacity
370 L
Length
-
Length
-
Width
1,855 mm
Width
1,844 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
430 - 460 kg
Payload
450 kg

Engine and Performance

Engine Type
Electric, Full Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
156 - 354 HP
Power HP
272 HP
Acceleration 0-100km/h
5 - 8.9 s
Acceleration 0-100km/h
5.8 s
Max Speed
-
Max Speed
-
Torque
280 - 515 Nm
Torque
384 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
115 - 260 kW
Power kW
200 kW
Engine capacity
1,499 cm3
Engine capacity
-

General

Model Year
2026
Model Year
2025
CO2 Efficiency Class
A, C, D
CO2 Efficiency Class
A
Brand
Mercedes-Benz
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.