Compare performance (646 HP vs 489 HP), boot space and price (39,300 £ vs 58,000 £ ) at a glance. Find out which car is the better choice for you – smart #5 or Mercedes C-Class EQ?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
smart #5 is substantially cheaper – starting at 39,300 £ , while the Mercedes C-Class EQ costs 58,000 £ . That’s a price difference of around 18,696 £.
In terms of energy consumption, the Mercedes C-Class EQ is visibly more efficient: consuming 14.3 kWh/100km compared to 18.4 kWh/100km for the smart #5. That’s a difference of about 4.1 kWh/100km.
As for electric range, the Mercedes C-Class EQ offers clearly more range – reaching up to 753 km, about 163 km more than the smart #5.
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 #5 offers noticeably more power – delivering 646 HP compared to 489 HP. That’s roughly 157 HP more horsepower.
When accelerating from 0 to 100 km/h, the smart #5 is marginally quicker – completing the sprint in 3.8 s, while the Mercedes C-Class EQ takes 4 s. That’s about 0.2 s quicker.
There’s also a difference in torque: the Mercedes C-Class EQ delivers slightly more torque with 800 Nm compared to 710 Nm. That’s about 90 Nm more.
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, smart #5 is somewhat lighter – 2,200 kg compared to 2,460 kg. The difference is around 260 kg.
Looking at boot space, the smart #5 offers noticeably more boot space – 630 L compared to 470 L. That’s a difference of about 160 L.
When it comes to payload, the Mercedes C-Class EQ carries marginally more – 505 kg compared to 502 kg. That’s a difference of about 3 kg.
The smart #5 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.
The Smart #5 continues to build on the brand's legacy of compact and efficient urban vehicles, now infused with a more modern and stylish design. Its sleek appearance is complemented by a spacious interior, offering comfort without compromising its compact nature. This model is ideal for city dwellers seeking a blend of innovation, practicality, and style in their daily drives.
detailsThe Mercedes C‑Class EQ blends the familiar poise and luxury of the C‑Class with Mercedes' EQ electric ethos, delivering a quietly refined and modern driving experience. Inside, it pairs upscale materials and tech-forward touches with a composed ride that suits both city commuting and longer journeys.
details
Costs and Consumption |
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Price
39,300 - 52,200 £
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Price
58,000 - 67,600 £
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Consumption L/100km
-
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Consumption L/100km
-
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Consumption kWh/100km
18.4 - 19.9 kWh/100km
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Consumption kWh/100km
14.3 - 15.6 kWh/100km
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Electric Range
465 - 590 km
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Electric Range
706 - 753 km
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Battery Capacity
74.4 - 94 kWh
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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
Sedan
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Seats
5
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Seats
5
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Doors
5
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Doors
-
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Curb weight
2,200 - 2,378 kg
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Curb weight
2,460 kg
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Trunk capacity
630 L
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Trunk capacity
470 L
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Length
4,695 mm
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Length
-
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Width
1,920 mm
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Width
1,892 mm
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Height
1,705 mm
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Height
-
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Max trunk capacity
1,530 L
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Max trunk capacity
-
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Payload
475 - 502 kg
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Payload
505 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
All-Wheel Drive
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Power HP
340 - 646 HP
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Power HP
489 HP
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Acceleration 0-100km/h
3.8 - 6.9 s
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Acceleration 0-100km/h
4 s
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Max Speed
200 - 210 km/h
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Max Speed
-
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Torque
373 - 710 Nm
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Torque
800 Nm
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Number of Cylinders
-
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Number of Cylinders
-
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Power kW
250 - 475 kW
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Power kW
360 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
2026
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CO2 Efficiency Class
A
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CO2 Efficiency Class
A
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Brand
smart
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Brand
Mercedes-Benz
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