Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
CUPRA Formentor has a slightly advantage in terms of price – it starts at 35200 £, while the Mercedes GLB costs 40500 £. That’s a price difference of around 5268 £.
Fuel consumption also shows a difference: CUPRA Formentor manages with 1.40 L and is therefore convincingly more efficient than the Mercedes GLB with 5.60 L. The difference is about 4.20 L per 100 km.
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 CUPRA Formentor has a slight edge – offering 333 HP compared to 320 HP. That’s roughly 13 HP more horsepower.
In acceleration from 0 to 100 km/h, the CUPRA Formentor is somewhat quicker – completing the sprint in 4.80 s, while the Mercedes GLB takes 5.50 s. That’s about 0.70 s faster.
There’s no difference in top speed – both reach 250 km/h.
There’s also a difference in torque: CUPRA Formentor pulls slight stronger with 420 Nm compared to 400 Nm. That’s about 20 Nm difference.
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 curb weight, CUPRA Formentor is a bit lighter – 1434 kg compared to 1640 kg. The difference is around 206 kg.
In terms of boot space, the Mercedes GLB offers noticeable more room – 570 L compared to 450 L. That’s a difference of about 120 L.
In maximum load capacity, the Mercedes GLB performs to a small extent better – up to 1805 L, which is about 300 L more than the CUPRA Formentor.
When it comes to payload, CUPRA Formentor slight takes the win – 526 kg compared to 500 kg. That’s a difference of about 26 kg.
The CUPRA Formentor proves to be outperforms in nearly all aspects and therefore becomes our DriveDuel Champion!
CUPRA Formentor is the better all-rounder in this comparison.
With coupe-like lines and a muscular stance the Cupra Formentor blends sporty drama with everyday sense, so it looks like it’s in motion even at a standstill. Inside and out it’s tuned for drivers who want engaging handling and a grown-up cabin — practical enough for daily life, playful enough to make the commute feel like a short track session.
detailsThe Mercedes GLB is a practical compact SUV that mixes boxy, family-friendly space with premium German polish, making it an appealing choice for buyers who want usefulness without pretension. It drives with a confident, composed feel and somehow manages to look both rugged and refined — the grown-up SUV that still likes to have fun.
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Costs and Consumption |
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Price
35200 - 55000 £
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Price
40500 - 65300 £
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Consumption L/100km
1.4 - 8.8 L
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Consumption L/100km
5.6 - 9 L
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
117 - 126 km
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Electric Range
-
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Battery Capacity
19.70 kWh
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Battery Capacity
-
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co2
32 - 199 g/km
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co2
146 - 204 g/km
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Fuel tank capacity
40 - 55 L
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Fuel tank capacity
52 - 60 L
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Dimensions and Body |
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Body Type
SUV
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Body Type
SUV
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Seats
5
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Seats
5
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Doors
5
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Doors
5
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Curb weight
1434 - 1742 kg
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Curb weight
1640 - 1820 kg
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Trunk capacity
345 - 450 L
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Trunk capacity
565 - 570 L
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Length
4451 mm
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Length
4634 - 4650 mm
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Width
1839 mm
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Width
1834 - 1850 mm
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Height
1511 - 1537 mm
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Height
1665 - 1692 mm
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Max trunk capacity
1415 - 1505 L
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Max trunk capacity
1800 - 1805 L
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Payload
458 - 526 kg
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Payload
500 kg
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Engine and Performance |
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Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
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Engine Type
Petrol MHEV, Diesel
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Transmission
Automatic, Manuel
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Transmission
Automatic
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Transmission Detail
Dual-Clutch Automatic, Manual Gearbox
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Transmission Detail
Dual-Clutch Automatic
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Drive Type
All-Wheel Drive, Front-Wheel Drive
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Power HP
150 - 333 HP
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Power HP
116 - 320 HP
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Acceleration 0-100km/h
4.8 - 9 s
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Acceleration 0-100km/h
5.5 - 11.5 s
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Max Speed
205 - 250 km/h
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Max Speed
188 - 250 km/h
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Torque
250 - 420 Nm
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Torque
230 - 400 Nm
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Number of Cylinders
4
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Number of Cylinders
4
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Power kW
110 - 245 kW
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Power kW
85 - 235 kW
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Engine capacity
1498 - 1984 cm3
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Engine capacity
1332 - 1991 cm3
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General |
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Model Year
2024 - 2025
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Model Year
2025
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CO2 Efficiency Class
G, E, D, F, B
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CO2 Efficiency Class
E, F, G
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Brand
CUPRA
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Brand
Mercedes-Benz
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Available configurations include All-Wheel Drive or Front-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.