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BMW X5 vs Mercedes A Class comparison

Compare performance (625 HP vs 421 HP), boot space and price (77,100 £ vs 32,600 £ ) at a glance. Find out which car is the better choice for you – BMW X5 or Mercedes A Class?

BMW X5 vs Mercedes A Class: Key differences

BMW X5

  • clearly more power
  • moderately more electric range
  • considerably more trunk space

Mercedes A Class

  • clearly cheaper
  • visibly more efficient
  • substantially lighter

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

X5

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mercedes A Class is clearly cheaper – starting at 32,600 £ , while the BMW X5 costs 77,100 £ . That’s a price difference of around 44,489 £.

Fuel consumption also shows a difference: the Mercedes A Class uses 2.3 L/100km and is visibly more efficient than the BMW X5 with 3 L/100km. The difference is about 0.7 L/100km.

As for electric range, the BMW X5 offers moderately more range – reaching up to 105 km, about 20 km more than the Mercedes A Class.

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 X5 offers clearly more power – delivering 625 HP compared to 421 HP. That’s roughly 204 HP more horsepower.

Both models accelerate almost equally fast – 3.9 s from 0 to 100 km/h.

Looking at top speed, the BMW X5 is barely faster – reaching 250 km/h, while the Mercedes A Class tops out at 225 km/h. The difference is around 25 km/h.

There’s also a difference in torque: the BMW X5 delivers clearly more torque with 750 Nm compared to 500 Nm. That’s about 250 Nm more.

X5

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 substantially lighter – 1,440 kg compared to 2,240 kg. The difference is around 800 kg.

Looking at boot space, the BMW X5 offers considerably more boot space – 650 L compared to 350 L. That’s a difference of about 300 L.

For maximum load capacity, the BMW X5 offers clearly more capacity – up to 1,870 L, about 745 L more than the Mercedes A Class.

When it comes to payload, the BMW X5 carries noticeably more – 705 kg compared to 485 kg. That’s a difference of about 220 kg.

Who wins the race in the data check?

The BMW X5 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 £77,100
X5

BMW X5

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 298 - 625 HP
  • Consumption L/100km : 3 - 12.8 L/100km
  • Electric Range : 105 km
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View detailed analysis

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BMW X5

The BMW X5 blends athletic handling with a roomy, premium interior, feeling equally at home on twisty country roads and the school-run car park. Its executive-lounge cabin and confident road presence make it a tempting choice for buyers who want comfort, capability and just a little bit of bragging rights.

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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.

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BMW X5
Mercedes A Class

Costs and Consumption
Price
77,100 - 143,500 £
Price
32,600 - 66,500 £
Consumption L/100km
3 - 12.8 L/100km
Consumption L/100km
2.3 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
105 km
Electric Range
85 km
Battery Capacity
25.7 kWh
Battery Capacity
12.9 kWh
co2
68 - 289 g/km
co2
53 - 205 g/km
Fuel tank capacity
69 - 83 L
Fuel tank capacity
35 L

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
2,240 - 2,495 kg
Curb weight
1,440 - 1,695 kg
Trunk capacity
500 - 650 L
Trunk capacity
310 - 350 L
Length
4,935 mm
Length
4,428 mm
Width
2,004 - 2,015 mm
Width
1,796 - 1,850 mm
Height
1,755 - 1,765 mm
Height
1,423 mm
Max trunk capacity
1,720 - 1,870 L
Max trunk capacity
1,125 L
Payload
565 - 705 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, 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
298 - 625 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
3.9 - 6.1 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
250 km/h
Max Speed
225 km/h
Torque
540 - 750 Nm
Torque
200 - 500 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
219 - 460 kW
Power kW
85 - 310 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
B, D, E, G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW X5?

The BMW X5 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.