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BMW 7 Series vs Mercedes A Class comparison

Compare performance (571 HP vs 421 HP), boot space and price (102,800 £ vs 32,600 £ ) at a glance. Find out which car is the better choice for you – BMW 7 Series or Mercedes A Class?

BMW 7 Series vs Mercedes A Class: Key differences

BMW 7 Series

  • noticeably more power
  • noticeably more trunk space
details

Mercedes A Class

2.7 (1 Reviews)
rate
  • considerably cheaper
  • considerably more efficient
  • marginally more electric range
  • slightly quicker 0–100 km/h
  • clearly lighter
details

By Achim Sedelmaier

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

7 Series

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 considerably cheaper – starting at 32,600 £ , while the BMW 7 Series costs 102,800 £ . That’s a price difference of around 70,203 £.

Fuel consumption also shows a difference: the Mercedes A Class uses 2.3 L/100km and is considerably more efficient than the BMW 7 Series with 3.3 L/100km. The difference is about 1 L/100km.

As for electric range, the Mercedes A Class offers marginally more range – reaching up to 85 km, about 5 km more than the BMW 7 Series.

A Class

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 BMW 7 Series offers noticeably more power – delivering 571 HP compared to 421 HP. That’s roughly 150 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class is slightly quicker – completing the sprint in 3.9 s, while the BMW 7 Series takes 4.3 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the BMW 7 Series delivers visibly more torque with 800 Nm compared to 500 Nm. That’s about 300 Nm more.

7 Series

Space and Everyday Use:

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 A Class is clearly lighter – 1,440 kg compared to 2,255 kg. The difference is around 815 kg.

Looking at boot space, the BMW 7 Series offers noticeably more boot space – 540 L compared to 350 L. That’s a difference of about 190 L.

When it comes to payload, the BMW 7 Series carries visibly more – 665 kg compared to 485 kg. That’s a difference of about 180 kg.

Who wins the race in the data check?

The Mercedes A Class 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.

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
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Frequently compared as well

Mercedes A Class
Mercedes B Class
VS
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 …
Mercedes A Class
Mercedes GLA
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BMW 7 Series
Mercedes A Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 7 Series

The BMW 7 Series is a flagship that balances whisper-quiet luxury with a driver's focus, wrapping advanced tech and plush comfort in a sleek, authoritative presence. It’s the kind of car that navigates city traffic and open roads with equal poise, offering a grown-up alternative for buyers who demand refinement without losing a little driving fun.

details
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Reviews BMW 7 Series

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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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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BMW 7 Series
Mercedes A Class

Costs and Consumption
Price
102,800 - 128,700 £
Price
32,600 - 66,500 £
Consumption L/100km
3.3 - 6.1 L/100km
Consumption L/100km
2.3 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
80 km
Electric Range
85 km
Battery Capacity
-
Battery Capacity
-
co2
74 - 160 g/km
co2
53 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,255 - 2,525 kg
Curb weight
1,440 - 1,695 kg
Trunk capacity
525 - 540 L
Trunk capacity
310 - 350 L
Length
-
Length
-
Width
1,950 mm
Width
1,796 - 1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
605 - 665 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Diesel MHEV, Plugin Hybrid
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
300 - 571 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
4.3 - 5.8 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
-
Max Speed
-
Torque
670 - 800 Nm
Torque
200 - 500 Nm
Number of Cylinders
6
Number of Cylinders
4
Power kW
220 - 420 kW
Power kW
85 - 310 kW
Engine capacity
2,993 - 2,998 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
F, B
CO2 Efficiency Class
D, E, B, G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW 7 Series?

Available configurations include 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.