Compare performance (272 HP vs 421 HP), boot space and price (38,200 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – Audi Q3 or Mercedes GLA?
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 compact luxury SUV segment, the Audi Q3 and Mercedes GLA stand out as two of the most compelling options for buyers seeking a blend of performance, technology, and practicality. This comparison delves into their technical specifications, innovations, and overall driving experience to help you decide which is the better fit for your lifestyle.
Both the Audi Q3 and Mercedes GLA maintain a distinct sporty yet elegant aesthetic, but there are notable differences in their sizing and proportions. The Q3 measures 4484 mm in length, 1849 mm in width, and stands at 1585 mm high, giving it a robust and commanding presence. In contrast, the GLA is slightly shorter at 4412 mm in length, 1834 mm in width, and taller at 1616 mm. This height advantage results in a more upright stance, which may appeal to those preferring a higher driving position.
Both models offer a variety of engine options catering to different performance needs. The Audi Q3 features petrol and diesel engines with power outputs ranging from 150 to 245 HP. Notably, it boasts impressive acceleration times, with the sporty variant reaching 0-100 km/h in just 5.8 seconds. Fuel efficiency is commendable, with consumption figures between 5.5 to 8.5 L/100km, depending on the engine choice.
On the other hand, the Mercedes GLA presents a broader engine range, including petrol MHEV, diesel, and plug-in hybrid versions, generating power from 116 to an astounding 421 HP. The GLA's acceleration capability is equally impressive, with top variants achieving 0-100 km/h in just 4.3 seconds. The GLA also showcases efficient fuel consumption, with figures as low as 1.0 L/100km in hybrid mode. This variety provides buyers with ample choices to suit their performance desires and fuel economy preferences.
Transmission options further enhance the driving experience of both SUVs. The Q3 employs either a 6-speed manual or a dual-clutch automatic gearbox for seamless shifting. It is available in both front-wheel and all-wheel-drive configurations, which provides versatility and control under various driving conditions.
The GLA, exclusively using a dual-clutch automatic transmission, also comes equipped with front and all-wheel-drive options. This results in smooth gear transitions and excellent handling, especially in dynamic driving scenarios. Both vehicles offer a balanced distribution of power, ensuring an engaging driving experience.
Inside, the Audi Q3 is known for its elegant and high-quality materials, with a user-friendly MMI infotainment system that incorporates a 10.1-inch touchscreen. The spacious interior is complemented by versatile seating and ample storage space, including a trunk capacity of 530 liters.
Conversely, the Mercedes GLA's interior boasts a futuristic design highlighted by a dual-screen MBUX system that integrates the instrument cluster and infotainment display. The ambient lighting and luxury finishes elevate the cabin experience, while the trunk space, ranging from 385 to 435 liters, remains practical for everyday use.
Both the Audi Q3 and Mercedes GLA are equipped with an array of safety and driver assistance features. The Q3 offers advanced systems, including adaptive cruise control, lane departure warning, and emergency braking. Meanwhile, the GLA features similar driver assistance technologies and adds extras like active parking assist, further enhancing its appeal in urban environments.
In summary, the Audi Q3 and Mercedes GLA each present distinct advantages. The Q3 excels in pure performance and interior spaciousness, making it a suitable choice for those who prioritize these aspects. Meanwhile, the GLA impresses with its technological innovations, hybrid options, and slightly higher seating position. Ultimately, your choice will depend on personal preferences regarding style, powertrain options, and desired features. No matter which model you choose, both deliver an exceptional driving experience worthy of luxury SUV status.
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.
Audi Q3 is very slightly cheaper – starting at 38,200 £ , while the Mercedes GLA costs 38,800 £ . That’s a price difference of around 608 £.
Fuel consumption also shows a difference: the Audi Q3 uses 1.7 L/100km and is substantially more efficient than the Mercedes GLA with 2.9 L/100km. The difference is about 1.2 L/100km.
As for electric range, the Audi Q3 offers visibly more range – reaching up to 119 km, about 45 km more than the Mercedes GLA.
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 GLA offers noticeably more power – delivering 421 HP compared to 272 HP. That’s roughly 149 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes GLA is clearly quicker – completing the sprint in 4.3 s, while the Audi Q3 takes 5.7 s. That’s about 1.4 s quicker.
There’s also a difference in torque: the Mercedes GLA delivers a bit more torque with 500 Nm compared to 400 Nm. That’s about 100 Nm more.
Whether family car or daily driver – which one offers more room, flexibility and comfort?
Both vehicles offer seating for 5 people.
In terms of curb weight, Mercedes GLA is very slightly lighter – 1,570 kg compared to 1,635 kg. The difference is around 65 kg.
Looking at boot space, the Audi Q3 offers slightly more boot space – 488 L compared to 435 L. That’s a difference of about 53 L.
When it comes to payload, the Audi Q3 carries barely more – 535 kg compared to 500 kg. That’s a difference of about 35 kg.
The Audi Q3 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.
The Audi Q3 is a compact premium crossover that blends sharp styling with a well-crafted interior, making it an appealing choice for urban drivers who want a touch of luxury. It delivers a composed ride, intuitive tech features and a practical cabin, so it works well as a comfortable daily driver with an upscale feel.
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The Mercedes GLA is a compact luxury crossover that brings Mercedes-Benz's refined design and premium cabin materials into a practical, city-friendly package. It combines comfortable ride quality and intuitive tech with poised handling, making it a confident choice for everyday driving and longer journeys.
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Costs and Consumption |
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Price
38,200 - 52,900 £
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Price
38,800 - 75,300 £
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Consumption L/100km
1.7 - 8.6 L/100km
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Consumption L/100km
2.9 - 9.5 L/100km
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
118 - 119 km
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Electric Range
74 km
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Battery Capacity
-
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Battery Capacity
-
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co2
39 - 195 g/km
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co2
66 - 216 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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|---|---|
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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
-
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Doors
-
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Curb weight
1,635 - 1,900 kg
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Curb weight
1,570 - 1,810 kg
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Trunk capacity
375 - 488 L
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Trunk capacity
385 - 435 L
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Length
-
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Length
-
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Width
1,859 mm
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Width
1,834 - 1,849 mm
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Height
-
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Height
-
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
505 - 535 kg
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Payload
480 - 500 kg
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Engine and Performance |
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|---|---|
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Engine Type
Petrol MHEV, Petrol, Plugin Hybrid, Diesel
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Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Dual-Clutch Automatic
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Transmission Detail
Dual-Clutch Automatic
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Power HP
150 - 272 HP
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Power HP
116 - 421 HP
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Acceleration 0-100km/h
5.7 - 9.2 s
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Acceleration 0-100km/h
4.3 - 11 s
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Max Speed
-
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Max Speed
-
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Torque
250 - 400 Nm
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Torque
230 - 500 Nm
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Number of Cylinders
4
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Number of Cylinders
4
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Power kW
110 - 200 kW
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Power kW
85 - 310 kW
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Engine capacity
1,498 - 1,984 cm3
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Engine capacity
1,332 - 1,991 cm3
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General |
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|---|---|
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Model Year
2,025 - 2,026
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Model Year
2025
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CO2 Efficiency Class
E, G, B, F
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CO2 Efficiency Class
E, F, B, G
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Brand
Audi
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Brand
Mercedes-Benz
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Deutschland
France
Nederland
Great Britain
Sverige
Danmark
Suomi
Italia
Polska
Česko
España