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Mercedes GLC vs smart #5 – Performance, range & efficiency compared

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether Mercedes GLC or smart #5 fits your lifestyle better.

Here’s where it gets real: The technical differences in detail

GLC @ group-media.mercedes-benz.com

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 #5 has a distinct advantage in terms of price – it starts at 39300 £, while the Mercedes GLC costs 50300 £. That’s a price difference of around 10985 £.

As for range, the smart #5 performs convincingly better – achieving up to 590 km, about 462 km more than the Mercedes GLC.

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes GLC has a minimal edge – offering 680 HP compared to 646 HP. That’s roughly 34 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLC is barely noticeable quicker – completing the sprint in 3.50 s, while the smart #5 takes 3.80 s. That’s about 0.30 s faster.

In terms of top speed, the Mercedes GLC performs distinct better – reaching 275 km/h, while the smart #5 tops out at 210 km/h. The difference is around 65 km/h.

There’s also a difference in torque: Mercedes GLC pulls evident stronger with 1020 Nm compared to 710 Nm. That’s about 310 Nm difference.

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 curb weight, Mercedes GLC is to a small extent lighter – 1910 kg compared to 2200 kg. The difference is around 290 kg.

In terms of boot space, the smart #5 offers slight more room – 630 L compared to 620 L. That’s a difference of about 10 L.

In maximum load capacity, the Mercedes GLC performs minimal better – up to 1680 L, which is about 150 L more than the smart #5.

When it comes to payload, Mercedes GLC to a small extent takes the win – 600 kg compared to 502 kg. That’s a difference of about 98 kg.

Who wins the race?

The Mercedes GLC proves to be won narrowly and therefore becomes our DriveDuel Champion!
Mercedes GLC is the better all-rounder in this comparison.

from about £50,300
22C0270_060

Mercedes GLC

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 186 - 680 HP
  • Consumption L/100km : 1.6 - 9.9 L
  • Electric Range : 12 - 128 km

Mercedes GLC

4 (2)
rate

The Mercedes-Benz GLC exudes a refined elegance combined with a dynamic and sporty character, making it a standout in the SUV segment. It effortlessly blends luxury with practicality, offering a spacious interior fitted with high-quality materials and advanced technology features. The driving experience is both smooth and responsive, delivering a comfortable ride whether navigating city streets or embarking on longer journeys.

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smart #5

5 (2)
rate

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.

details
Mercedes GLC
smart #5
GLC

Costs and Consumption

Price
50300 - 126600 £
Price
39300 - 52200 £
Consumption L/100km
1.6 - 9.9 L
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.4 - 19.9 kWh
Electric Range
12 - 128 km
Electric Range
465 - 590 km
Battery Capacity
-
Battery Capacity
74.4 - 94 kWh
co2
41 - 225 g/km
co2
0 g/km
Fuel tank capacity
49 - 65 L
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1910 - 2400 kg
Curb weight
2200 - 2378 kg
Trunk capacity
390 - 620 L
Trunk capacity
630 L
Length
4716 - 4792 mm
Length
4695 mm
Width
1890 mm
Width
1920 mm
Height
1603 - 1647 mm
Height
1705 mm
Max trunk capacity
1335 - 1680 L
Max trunk capacity
1530 L
Payload
475 - 600 kg
Payload
475 - 502 kg

Engine and Performance

Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
186 - 680 HP
Power HP
340 - 646 HP
Acceleration 0-100km/h
3.5 - 9 s
Acceleration 0-100km/h
3.8 - 6.9 s
Max Speed
208 - 275 km/h
Max Speed
200 - 210 km/h
Torque
320 - 1020 Nm
Torque
373 - 710 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
137 - 500 kW
Power kW
250 - 475 kW
Engine capacity
1991 - 2989 cm3
Engine capacity
-

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
F, G, B
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
smart
What drive types are available for the Mercedes GLC?

The Mercedes GLC is offered with All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.