Alfa Romeo Stelvio vs Mercedes GLC - Differences and prices compared

Q: How much power does the Alfa Romeo Stelvio deliver on the road?

The Alfa Romeo Stelvio reaches a peak output of 210 HP, depending on the model.

Q: What is the fuel consumption of the Alfa Romeo Stelvio according to the manufacturer?

On average, the Alfa Romeo Stelvio consumes 6 L.

Q: What is the top speed of the Alfa Romeo Stelvio?

The Alfa Romeo Stelvio reaches up to 215 km/h.

Q: What is the Alfa Romeo Stelvio’s trunk volume?

Depending on configuration, up to 525 L fit inside.

Q: How big is the Alfa Romeo Stelvio overall?

The Alfa Romeo Stelvio measures 4687 mm long, 1903 mm wide and 1693 mm high.

Q: What drive types are available for the Mercedes GLC?

The Mercedes GLC is offered with All-Wheel Drive.

Q: How much power does the Mercedes GLC deliver on the road?

The Mercedes GLC reaches a peak output of 680 HP, depending on the model.

Q: How much fuel does the Mercedes GLC use?

Based on WLTP testing, consumption is around 1.60 L.

Q: What are the Mercedes GLC’s WLTP consumption values in kWh/100 km?

In the WLTP cycle, the Mercedes GLC consumes around 14.90 kWh.

Compare performance (210 HP vs 680 HP), boot space and price (51900 £ vs 50300 £) at a glance. Find out which car is the better choice for you – Alfa Romeo Stelvio or Mercedes GLC?

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Alfa Romeo Stelvio

5 (1 Reviews)

Mercedes GLC

4.5 (5 Reviews)

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

Stelvio

Costs and Efficiency:

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

Mercedes GLC has a hardly perceptible advantage in terms of price – it starts at 50300 £, while the Alfa Romeo Stelvio costs 51900 £. That’s a price difference of around 1615 £.

Fuel consumption also shows a difference: Mercedes GLC manages with 1.60 L and is therefore clearly more efficient than the Alfa Romeo Stelvio with 6 L. The difference is about 4.40 L per 100 km.

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 significantly edge – offering 680 HP compared to 210 HP. That’s roughly 470 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLC is convincingly quicker – completing the sprint in 3.50 s, while the Alfa Romeo Stelvio takes 6.60 s. That’s about 3.10 s faster.

In terms of top speed, the Mercedes GLC performs evident better – reaching 275 km/h, while the Alfa Romeo Stelvio tops out at 215 km/h. The difference is around 60 km/h.

There’s also a difference in torque: Mercedes GLC pulls clearly stronger with 1020 Nm compared to 470 Nm. That’s about 550 Nm difference.

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Stelvio

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, Alfa Romeo Stelvio is slight lighter – 1820 kg compared to 1910 kg. The difference is around 90 kg.

In terms of boot space, the Mercedes GLC offers somewhat more room – 620 L compared to 525 L. That’s a difference of about 95 L.

In maximum load capacity, the Mercedes GLC performs barely noticeable better – up to 1740 L, which is about 140 L more than the Alfa Romeo Stelvio.

When it comes to payload, Mercedes GLC slight takes the win – 600 kg compared to 590 kg. That’s a difference of about 10 kg.

Who comes out on top?

Overall, the Mercedes GLC shows itself to be is largely superior and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £50,300

Mercedes GLC

Price : 50300 - 126600 £
Body Type : SUV
Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
Transmission : Automatic
Transmission Detail : Automatic Gearbox, Reduction Gearbox
Drive Type : All-Wheel Drive
Power HP : 186 - 680 HP
Consumption L/100km : 1.6 - 9.9 L
Consumption kWh/100km : 14.9 - 16.6 kWh
Electric Range : 12 - 714 km
Battery Capacity : 94 kWh
Seats : 5
Acceleration 0-100km/h : 3.5 - 9 s
Model Year : 2025 - 2026
Max Speed : 208 - 275 km/h
Torque : 320 - 1020 Nm
Number of Cylinders : 4 - 6
Doors : 5
Model : GLC
Modell : GLC 200, GLC 300, GLC 63 S E PERFORMANCE, GLC Coupé 63 S E PERFORMANCE, GLC Coupé 200, GLC Coupé 300, GLC 200 d, GLC 300 e, GLC 400 e, GLC 220 d, GLC 300 d, GLC 300 de, GLC 450 d, GLC 43 AMG, GLC Coupé 43 AMG, GLC Coupé 300 e, GLC Coupé 400 e, GLC Coupé 200 d, GLC Coupé 220 d, GLC Coupé 300 d, GLC Coupé 300 de, GLC Coupé 450 d, GLC 400 EQ
CO2 Efficiency Class : F, G, B, A
Trim Level : Edition Avantgarde 4MATIC 9G-TRONIC, Avantgarde Advanced 4MATIC 9G-TRONIC, Avantgarde Advanced Plus 4MATIC 9G-TRONIC, Avantgarde Premium 4MATIC 9G-TRONIC, Avantgarde Premium Plus 4MATIC 9G-TRONIC, Edition AMG Line 4MATIC 9G-TRONIC, AMG Line Advanced 4MATIC 9G-TRONIC, AMG Line Advanced Plus 4MATIC 9G-TRONIC, AMG Line Premium 4MATIC 9G-TRONIC, AMG Line Premium Plus 4MATIC 9G-TRONIC, Premium 4MATIC SPEEDSHIFT MCT 9G, Premium Plus 4MATIC SPEEDSHIFT MCT 9G, Edition 1 Premium 4MATIC SPEEDSHIFT MCT 9G, Edition 1 Premium Plus 4MATIC SPEEDSHIFT MCT 9G, AMG Sondermodell 4MATIC SPEEDSHIFT MCT 9G, Avantgarde 4MATIC, Long Range Edition 4MATIC, AMG Line 4MATIC, AMG Line Plus 4MATIC
Power kW : 137 - 500 kW
co2 : 0 - 225 g/km
Engine capacity : 1991 - 2989 cm3
Curb weight : 1910 - 2535 kg
Fuel tank capacity : 49 - 65 L
Trunk capacity : 390 - 620 L
Length : 4716 - 4845 mm
Width : 1890 - 1913 mm
Height : 1603 - 1647 mm
Brand : Mercedes-Benz
Max trunk capacity : 1335 - 1740 L
Payload : 475 - 600 kg

details

Alfa Romeo Stelvio

Mercedes GLC

Costs and Consumption

View detailed analysis

Price

Consumption L/100km

co2

Fuel tank capacity

Engine and Performance

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Power HP

Acceleration 0-100km/h

Max Speed

Torque

Number of Cylinders

Power kW

Engine capacity

Dimensions and Body

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Seats

Curb weight

Trunk capacity

Max trunk capacity

Payload

Alfa Romeo Stelvio

5 (1 Reviews)

The Alfa Romeo Stelvio combines Italian artistry with sporty performance, making it a standout in the SUV market. Its dynamic design captures the essence of elegance and agility, while the interior offers a driver-focused experience that enhances every journey. With a perfect blend of luxury and power, the Stelvio is ideal for those seeking both style and substance on the road.

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Mercedes GLC

4.5 (5 Reviews)

The Mercedes GLC blends plush cabin comfort and composed road manners into an SUV that feels more grown-up than it looks. It won’t shout for attention, but will quietly please buyers who want refinement, usable space and a touch of luxury without the drama.

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Alfa Romeo Stelvio

Mercedes GLC

Costs and Consumption
Price 51900 - 56700 £	Price 50300 - 126600 £
Consumption L/100km 6 L	Consumption L/100km 1.6 - 9.9 L
Consumption kWh/100km -	Consumption kWh/100km 14.9 - 16.6 kWh
Electric Range -	Electric Range 12 - 714 km
Battery Capacity -	Battery Capacity 94 kWh
co2 157 g/km	co2 0 - 225 g/km
Fuel tank capacity 58 L	Fuel tank capacity 49 - 65 L

Dimensions and Body
Body Type SUV	Body Type SUV
Seats 5	Seats 5
Doors 5	Doors 5
Curb weight 1820 kg	Curb weight 1910 - 2535 kg
Trunk capacity 525 L	Trunk capacity 390 - 620 L
Length 4687 mm	Length 4716 - 4845 mm
Width 1903 mm	Width 1890 - 1913 mm
Height 1693 mm	Height 1603 - 1647 mm
Max trunk capacity 1600 L	Max trunk capacity 1335 - 1740 L
Payload 590 kg	Payload 475 - 600 kg

Engine and Performance
Engine Type Diesel	Engine Type Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
Transmission Automatic	Transmission Automatic
Transmission Detail Automatic Gearbox	Transmission Detail Automatic Gearbox, Reduction Gearbox
Drive Type All-Wheel Drive	Drive Type All-Wheel Drive
Power HP 210 HP	Power HP 186 - 680 HP
Acceleration 0-100km/h 6.60 s	Acceleration 0-100km/h 3.5 - 9 s
Max Speed 215 km/h	Max Speed 208 - 275 km/h
Torque 470 Nm	Torque 320 - 1020 Nm
Number of Cylinders 4	Number of Cylinders 4 - 6
Power kW 154 kW	Power kW 137 - 500 kW
Engine capacity 2143 cm3	Engine capacity 1991 - 2989 cm3