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BMW X7 vs Mercedes A Class comparison

Compare performance (530 HP vs 421 HP), boot space and price (91,300 £ vs 32,600 £ ) at a glance. Find out which car is the better choice for you – BMW X7 or Mercedes A Class?

BMW X7 vs Mercedes A Class: Key differences

BMW X7

5 (1 Reviews)
rate
  • clearly more power
  • substantially more trunk space
details

Mercedes A Class

2.7 (1 Reviews)
rate
  • significantly cheaper
  • clearly more efficient
  • visibly quicker 0–100 km/h
  • considerably lighter
details

By Achim Sedelmaier

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

X7

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes A Class is significantly cheaper – starting at 32,600 £ , while the BMW X7 costs 91,300 £ . That’s a price difference of around 58,717 £.

Fuel consumption also shows a difference: the Mercedes A Class uses 2.3 L/100km and is clearly more efficient than the BMW X7 with 8 L/100km. The difference is about 5.7 L/100km.

A Class

Engine and Performance:

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 BMW X7 offers clearly more power – delivering 530 HP compared to 421 HP. That’s roughly 109 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class is visibly quicker – completing the sprint in 3.9 s, while the BMW X7 takes 4.7 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the BMW X7 delivers clearly more torque with 750 Nm compared to 500 Nm. That’s about 250 Nm more.

X7

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: BMW X7 offers more seats – 7 vs 5.

In terms of curb weight, Mercedes A Class is considerably lighter – 1,440 kg compared to 2,490 kg. The difference is around 1,050 kg.

Looking at boot space, the BMW X7 offers substantially more boot space – 750 L compared to 350 L. That’s a difference of about 400 L.

When it comes to payload, the BMW X7 carries markedly more – 760 kg compared to 485 kg. That’s a difference of about 275 kg.

Who wins the race in the data check?

The Mercedes A Class is clearly superior overall 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.

from £32,600
A Class

Mercedes A Class

  • Engine Type : Petrol MHEV, Diesel, Plugin Hybrid, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.3 - 9 L/100km
  • Electric Range : 85 km
details

Frequently compared as well

Mercedes A Class
Mercedes B Class
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The Mercedes A‑Class is the sporty, tech‑savvy compact that thrills with sharp handling and a slick cockpit, while the Mercedes B‑Class trades a bit of attitude for towering practicality, roomier seats and a more useful boot. Choose the A‑Class if you want driving fun and style; pick the B‑Class if …
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BMW X7
Mercedes A Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X7

The BMW X7 sits at the top of BMW’s SUV range, wrapping executive-level luxury and a cavernous cabin in a bold, road-commanding package. It’s ideal for buyers who want first-class comfort and presence on the road — think chauffeur-level refinement without hiring one, though you’ll need a confident approach to parking.

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Reviews BMW X7

5 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

Mercedes A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

details
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18C0291_067
18C0122_04

Reviews Mercedes A Class

2.7 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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Mercedes A Class
Opel Corsa
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In the battle of compact hatchbacks, the Mercedes A-Class and the Opel Corsa stand out with their unique attributes. The Mercedes A-Class is a symbol of luxury and advanced technology, boasting a plush interior and a range of sophisticated tech features. In contrast, the Opel Corsa offers …
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BMW X7
Mercedes A Class

Costs and Consumption
Price
91,300 - 118,300 £
Price
32,600 - 66,500 £
Consumption L/100km
8 - 12.1 L/100km
Consumption L/100km
2.3 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
85 km
Battery Capacity
-
Battery Capacity
-
co2
210 - 274 g/km
co2
53 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
7
Seats
5
Doors
-
Doors
-
Curb weight
2,490 - 2,675 kg
Curb weight
1,440 - 1,695 kg
Trunk capacity
750 L
Trunk capacity
310 - 350 L
Length
-
Length
-
Width
2,000 mm
Width
1,796 - 1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
680 - 760 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Petrol
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
352 - 530 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
4.7 - 5.9 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
-
Max Speed
-
Torque
520 - 750 Nm
Torque
200 - 500 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
259 - 390 kW
Power kW
85 - 310 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
D, E, B, G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW X7?

The BMW X7 is available as All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.