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Audi Q7 vs Mercedes GLB - Differences and prices compared

Compare performance (507 HP vs 320 HP), boot space and price (69300 £ vs 40500 £) at a glance. Find out which car is the better choice for you – Audi Q7 or Mercedes GLB?

Audi Q7

Mercedes GLB

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

Q7

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.

Mercedes GLB has a significantly advantage in terms of price – it starts at 40500 £, while the Audi Q7 costs 69300 £. That’s a price difference of around 28833 £.

Fuel consumption also shows a difference: Audi Q7 manages with 1.20 L and is therefore significantly more efficient than the Mercedes GLB with 5.60 L. The difference is about 4.40 L per 100 km.

GLB

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Audi Q7 has a distinct edge – offering 507 HP compared to 320 HP. That’s roughly 187 HP more horsepower.

In acceleration from 0 to 100 km/h, the Audi Q7 is evident quicker – completing the sprint in 4.10 s, while the Mercedes GLB takes 5.50 s. That’s about 1.40 s faster.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: Audi Q7 pulls convincingly stronger with 770 Nm compared to 400 Nm. That’s about 370 Nm difference.

Q7

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.

Seats: Audi Q7 offers clearly perceptible more seating capacity – 7 vs 5.

In curb weight, Mercedes GLB is noticeable lighter – 1640 kg compared to 2055 kg. The difference is around 415 kg.

In terms of boot space, the Audi Q7 offers noticeable more room – 887 L compared to 570 L. That’s a difference of about 317 L.

In maximum load capacity, the Audi Q7 performs slightly better – up to 2255 L, which is about 450 L more than the Mercedes GLB.

When it comes to payload, Audi Q7 convincingly takes the win – 885 kg compared to 500 kg. That’s a difference of about 385 kg.

Who wins the race?

The Audi Q7 proves to be dominates this comparison and therefore becomes our DriveDuel Champion!
Audi Q7 is the better all-rounder in this comparison.

from about £69,300
Q7

Audi Q7

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV, Petrol
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 231 - 507 HP
  • Consumption L/100km : 1.2 - 11.9 L
  • Electric Range : 83 - 84 km
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Audi Q7
Mercedes GLB

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi Q7

The Audi Q7 cuts an imposing figure on the road, balancing restrained luxury with a spacious, tech-rich cabin that makes long journeys feel effortless. It rides with confident composure and polished manners, so if you want a premium family SUV that feels grown-up and worth the badge, the Q7 is a persuasive choice — even the in-laws will be impressed.

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Mercedes GLB

The 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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Reviews Audi Q7

Reviews Mercedes GLB

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Costs and Consumption
Price
69300 - 99000 £
Price
40500 - 65300 £
Consumption L/100km
1.2 - 11.9 L
Consumption L/100km
5.6 - 9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
83 - 84 km
Electric Range
-
Battery Capacity
22 kWh
Battery Capacity
-
co2
28 - 271 g/km
co2
146 - 204 g/km
Fuel tank capacity
75 - 85 L
Fuel tank capacity
52 - 60 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5 - 7
Seats
5
Doors
5
Doors
5
Curb weight
2055 - 2460 kg
Curb weight
1640 - 1820 kg
Trunk capacity
563 - 887 L
Trunk capacity
565 - 570 L
Length
5072 mm
Length
4634 - 4650 mm
Width
1970 mm
Width
1834 - 1850 mm
Height
1703 - 1735 mm
Height
1665 - 1692 mm
Max trunk capacity
1863 - 2255 L
Max trunk capacity
1800 - 1805 L
Payload
640 - 885 kg
Payload
500 kg

Engine and Performance
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV, Petrol
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
231 - 507 HP
Power HP
116 - 320 HP
Acceleration 0-100km/h
4.1 - 7.1 s
Acceleration 0-100km/h
5.5 - 11.5 s
Max Speed
226 - 250 km/h
Max Speed
188 - 250 km/h
Torque
500 - 770 Nm
Torque
230 - 400 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
170 - 373 kW
Power kW
85 - 235 kW
Engine capacity
2967 - 3996 cm3
Engine capacity
1332 - 1991 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
E, F, G
Brand
Audi
Brand
Mercedes-Benz

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Is the Audi Q7 offered with different drivetrains?

Available configurations include All-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.