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Mercedes GLS vs smart #1 comparison

Compare performance (404 HP vs 368 HP), boot space and price (92,700 £ vs 40,700 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or smart #1?

Mercedes GLS vs smart #1: Key differences

Mercedes GLS

  • very slightly more power
  • slightly more trunk space
details

smart #1

  • significantly cheaper
  • slightly quicker 0–100 km/h
  • noticeably lighter
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By Achim Sedelmaier

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

GLS

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

smart #1 is significantly cheaper – starting at 40,700 £ , while the Mercedes GLS costs 92,700 £ . That’s a price difference of around 51,957 £.

#1

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 GLS offers very slightly more power – delivering 404 HP compared to 368 HP. That’s roughly 36 HP more horsepower.

When accelerating from 0 to 100 km/h, the smart #1 is slightly quicker – completing the sprint in 4.9 s, while the Mercedes GLS takes 5.6 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers clearly more torque with 750 Nm compared to 470 Nm. That’s about 280 Nm more.

GLS

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: Mercedes GLS offers more seats – 7 vs 5.

In terms of curb weight, smart #1 is noticeably lighter – 1,900 kg compared to 2,580 kg. The difference is around 680 kg.

Looking at boot space, the Mercedes GLS offers slightly more boot space – 355 L compared to 313 L. That’s a difference of about 42 L.

When it comes to payload, the Mercedes GLS carries considerably more – 820 kg compared to 425 kg. That’s a difference of about 395 kg.

Who wins the race in the data check?

The smart #1 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.

£40,705
#1

smart #1

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 368 HP
  • Consumption kWh/100km 18.2 kWh/100km
  • Electric Range 400 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

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Reviews Mercedes GLS

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smart #1

The Smart #1 feels like a breath of fresh air in the compact EV world, pairing playful styling with usable space and a cabin that punches above its size. It skips the fuss and delivers an easygoing, city-friendly driving experience with clever features that make it a sensible, slightly cheeky choice for everyday motoring.

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Costs and Consumption
Price
92,700 - 104,600 £
Price
40,700 £
Consumption L/100km
7.9 - 9.9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.2 kWh/100km
Electric Range
-
Electric Range
400 km
Battery Capacity
-
Battery Capacity
-
co2
206 - 226 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
7
Seats
5
Doors
-
Doors
-
Curb weight
2,580 - 2,670 kg
Curb weight
1,900 kg
Trunk capacity
355 L
Trunk capacity
313 L
Length
-
Length
-
Width
1,956 mm
Width
1,822 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
810 - 820 kg
Payload
425 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
336 - 404 HP
Power HP
368 HP
Acceleration 0-100km/h
5.6 - 6.2 s
Acceleration 0-100km/h
4.9 s
Max Speed
-
Max Speed
-
Torque
560 - 750 Nm
Torque
470 Nm
Number of Cylinders
6
Number of Cylinders
-
Power kW
247 - 297 kW
Power kW
271 kW
Engine capacity
2,989 - 2,999 cm3
Engine capacity
-

General
Model Year
2026
Model Year
2024
CO2 Efficiency Class
G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
smart
Is the Mercedes GLS offered with different drivetrains?

The Mercedes GLS is available as All-Wheel Drive.

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.