Compare performance (272 HP vs 680 HP), boot space and price (38,200 £ vs 50,300 £ ) at a glance. Find out which car is the better choice for you – Audi Q3 or Mercedes GLC?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
In the ever-expanding market of compact luxury SUVs, the Audi Q3 and Mercedes GLC are two heavyweight contenders that cater to drivers seeking a blend of performance, comfort, and cutting-edge technology. This comparison dives deep into their specifications, innovations, and overall driving experience to help potential buyers make informed decisions.
The dimensions of a vehicle can significantly influence its overall practicality and aesthetics. The Audi Q3 measures 4484 mm in length, 1849 mm in width, and stands 1585 mm tall. Its aggressive design and sleek lines maintain Audi's signature aesthetic, with a spacious trunk capacity of 530 liters, making it practical for everyday use.
On the other hand, the Mercedes GLC is slightly larger, ranging from 4716 mm to 4792 mm in length, 1890 mm in width, and a height of approximately 1640 mm. The GLC offers a trunk capacity ranging between 390 liters to 620 liters, depending on the specific variant. The elegant lines and Mercedes' iconic grille exude sophistication, appealing to those who favor a more opulent design.
When it comes to engine options, the Audi Q3 provides a versatile selection of both petrol and diesel engines, with power outputs spanning from 150 HP to an impressive 245 HP. The Q3's engines are combined with either a manual or automatic transmission and feature a choice of front-wheel or all-wheel drive, showcasing its adaptability for various driving conditions.
The Mercedes GLC takes innovation a step further by offering petrol mild-hybrid, diesel mild-hybrid, and plug-in hybrid options. Power outputs range from 220 HP to a staggering 680 HP in the high-performance versions. The GLC exclusively features automatic transmissions and boasts an all-wheel-drive system, ensuring exceptional handling and traction.
Performance enthusiasts will appreciate the Audi Q3's acceleration capabilities. With the sportiest variant hitting 0-100 km/h in just 5.8 seconds, it delivers a thrilling driving experience. The various power outputs allow for customization based on driver preferences, with top speeds reaching up to 237 km/h.
Conversely, the Mercedes GLC also impresses with its acceleration, with certain models reaching 0-100 km/h in as little as 4.7 seconds and top speeds up to 275 km/h. The GLC’s diverse engine lineup ensures that there's a model for every type of driver, from efficiency seekers to performance aficionados.
Fuel efficiency is a critical consideration for buyers conscious of their environmental impact and running costs. The Audi Q3 has commendable consumption figures ranging from 5.5 to 8.5 L/100 km, with CO2 emissions between 143 g/km and 192 g/km, depending on the chosen engine.
On the other hand, the GLC shines with its hybrid variants, achieving astonishing fuel economy as low as 0.4 L/100 km in electric mode and CO2 emissions as low as 10 g/km. This positions the GLC as a more environmentally friendly option, especially for urban driving.
Inside, the Audi Q3 features a modern and intuitive layout with high-quality materials and advanced infotainment systems. It comes equipped with Audi’s MMI system, which integrates seamlessly with smartphone technologies and offers multiple connectivity options.
The Mercedes GLC, known for its luxurious interior, provides even more tech-savvy innovations, including the revised MBUX system, augmented reality features for navigation, and a larger selection of driver-assisted technologies. The ambient lighting and meticulous attention to detail create a premium atmosphere that is hard to match.
Choosing between the Audi Q3 and the Mercedes GLC ultimately hinges on individual preferences and requirements. If you favor a sportier performance with a robust driving experience, the Audi Q3 is a strong contender. However, if you are leaning towards hybrid technology and luxurious amenities, the Mercedes GLC will likely win your heart.
Both vehicles offer a unique blend of style, innovation, and performance, making them top choices in the compact luxury SUV segment. It's advisable for prospective buyers to test drive both models to see which one aligns best with their lifestyle and driving style.
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
Audi Q3 is noticeably cheaper – starting at 38,200 £ , while the Mercedes GLC costs 50,300 £ . That’s a price difference of around 12,099 £.
Fuel consumption also shows a difference: the Mercedes GLC uses 1.6 L/100km and is marginally more efficient than the Audi Q3 with 1.7 L/100km. The difference is about 0.1 L/100km.
As for electric range, the Mercedes GLC offers significantly more range – reaching up to 714 km, about 595 km more than the Audi Q3.
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 Mercedes GLC offers substantially more power – delivering 680 HP compared to 272 HP. That’s roughly 408 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes GLC is significantly quicker – completing the sprint in 3.5 s, while the Audi Q3 takes 5.7 s. That’s about 2.2 s quicker.
There’s also a difference in torque: the Mercedes GLC delivers substantially more torque with 1,020 Nm compared to 400 Nm. That’s about 620 Nm more.
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 terms of curb weight, Audi Q3 is slightly lighter – 1,635 kg compared to 1,910 kg. The difference is around 275 kg.
Looking at boot space, the Mercedes GLC offers visibly more boot space – 620 L compared to 488 L. That’s a difference of about 132 L.
When it comes to payload, the Mercedes GLC carries a bit more – 600 kg compared to 535 kg. That’s a difference of about 65 kg.
The Mercedes GLC stands well ahead of its rival 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 Audi Q3 feels like a grown-up compact SUV with premium polish and city-friendly agility, the sort of car that makes weekend escapes and daily commutes equally satisfying. Inside, you get quality materials and smart packaging that keep things practical without skimping on style, so it’s an easy pick for buyers who want luxury without the drama.
details
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.
details
Costs and Consumption |
|
|---|---|
|
Price
38,200 - 52,900 £
|
Price
50,300 - 126,600 £
|
|
Consumption L/100km
1.7 - 8.6 L/100km
|
Consumption L/100km
1.6 - 9.7 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
14.9 - 16.6 kWh/100km
|
|
Electric Range
118 - 119 km
|
Electric Range
12 - 714 km
|
|
Battery Capacity
-
|
Battery Capacity
94 kWh
|
|
co2
39 - 195 g/km
|
co2
0 - 221 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
62 - 65 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
5
|
|
Curb weight
1,635 - 1,900 kg
|
Curb weight
1,910 - 2,535 kg
|
|
Trunk capacity
375 - 488 L
|
Trunk capacity
390 - 620 L
|
|
Length
-
|
Length
4,716 - 4,845 mm
|
|
Width
1,859 mm
|
Width
1,890 - 1,913 mm
|
|
Height
-
|
Height
1,603 - 1,644 mm
|
|
Max trunk capacity
-
|
Max trunk capacity
1,490 - 1,740 L
|
|
Payload
505 - 535 kg
|
Payload
475 - 600 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid, Diesel
|
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Dual-Clutch Automatic
|
Transmission Detail
Automatic Gearbox, Reduction Gearbox
|
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
Drive Type
All-Wheel Drive
|
|
Power HP
150 - 272 HP
|
Power HP
186 - 680 HP
|
|
Acceleration 0-100km/h
5.7 - 9.2 s
|
Acceleration 0-100km/h
3.5 - 9 s
|
|
Max Speed
-
|
Max Speed
210 - 275 km/h
|
|
Torque
250 - 400 Nm
|
Torque
320 - 1,020 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4 - 6
|
|
Power kW
110 - 200 kW
|
Power kW
137 - 500 kW
|
|
Engine capacity
1,498 - 1,984 cm3
|
Engine capacity
1,991 - 2,989 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2,025 - 2,026
|
|
CO2 Efficiency Class
E, G, B
|
CO2 Efficiency Class
F, G, D, B, E, A
|
|
Brand
Audi
|
Brand
Mercedes-Benz
|
Deutschland
France
Nederland
Great Britain
Sverige
Danmark
Suomi
Italia
Polska
España