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BMW 4 Series Gran Coupe vs Mercedes GLA comparison

Compare performance (392 HP vs 421 HP), boot space and price (46,200 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Gran Coupe or Mercedes GLA?

BMW 4 Series Gran Coupe vs Mercedes GLA: Key differences

BMW 4 Series Gran Coupe

  • marginally more trunk space
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Mercedes GLA

4.5 (4 Reviews)
rate
  • somewhat cheaper
  • only slightly more power
  • significantly more efficient
  • marginally quicker 0–100 km/h
  • very slightly lighter
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

4 Series Gran Coupe

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 GLA is somewhat cheaper – starting at 38,800 £ , while the BMW 4 Series Gran Coupe costs 46,200 £ . That’s a price difference of around 7,364 £.

Fuel consumption also shows a difference: the Mercedes GLA uses 2.9 L/100km and is significantly more efficient than the BMW 4 Series Gran Coupe with 5 L/100km. The difference is about 2.1 L/100km.

GLA

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 Mercedes GLA offers only slightly more power – delivering 421 HP compared to 392 HP. That’s roughly 29 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLA is marginally quicker – completing the sprint in 4.3 s, while the BMW 4 Series Gran Coupe takes 4.6 s. That’s about 0.3 s quicker.

There’s also a difference in torque: the BMW 4 Series Gran Coupe delivers clearly more torque with 650 Nm compared to 500 Nm. That’s about 150 Nm more.

4 Series Gran Coupe

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 GLA is very slightly lighter – 1,570 kg compared to 1,695 kg. The difference is around 125 kg.

Looking at boot space, the BMW 4 Series Gran Coupe offers marginally more boot space – 470 L compared to 435 L. That’s a difference of about 35 L.

When it comes to payload, the Mercedes GLA carries marginally more – 500 kg compared to 480 kg. That’s a difference of about 20 kg.

Who wins the race in the data check?

The Mercedes GLA is far ahead 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 £38,800
GLA

Mercedes GLA

  • Engine Type Petrol MHEV, Plugin Hybrid, Diesel, Petrol
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 421 HP
  • Consumption L/100km 2.9 - 9.5 L/100km
  • Electric Range 74 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 4 Series Gran Coupe

The BMW 4 Series Gran Coupe marries coupe-like drama with hatchback practicality, offering a sloping roofline that still lets you load bags without a wrestling match. It steers with familiar BMW poise, so buyers after sporty looks and everyday usability get the best of both worlds—and a car that makes the commute feel a bit more glamorous.

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Reviews BMW 4 Series Gran Coupe

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

Mercedes GLA

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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Reviews Mercedes GLA

4.5 (4 Reviews)
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Lucien
1 May 2026, 07:12:24

GLA 180 petrol. Ideal for city and highway. Very smooth and quiet. The automatic gearbox is a delight. Average consumption 6.2 L/100 km. Special edition 180 Cyber Edition, leather seats....

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Gutter
24 Feb 2026, 21:53:27

Super nimble, very impressive power from this 1,300cc mild‑hybrid engine — in town, on the road and on the motorway for this 2025 GLA 180 Style AMG... premium interior!

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Serge
16 Jan 2026, 16:09:11

You have to compare like with like — the GLA should be compared to the Q3, not the Q2 as in your study!

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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BMW 4 Series Gran Coupe
Mercedes GLA

Costs and Consumption
Price
46,200 - 68,800 £
Price
38,800 - 75,300 £
Consumption L/100km
5 - 7.8 L/100km
Consumption L/100km
2.9 - 9.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
74 km
Battery Capacity
-
Battery Capacity
-
co2
131 - 179 g/km
co2
66 - 216 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,695 - 1,935 kg
Curb weight
1,570 - 1,810 kg
Trunk capacity
470 L
Trunk capacity
385 - 435 L
Length
-
Length
-
Width
1,852 mm
Width
1,834 - 1,849 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
480 kg
Payload
480 - 500 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
184 - 392 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
4.6 - 7.9 s
Acceleration 0-100km/h
4.3 - 11 s
Max Speed
-
Max Speed
-
Torque
300 - 650 Nm
Torque
230 - 500 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
135 - 288 kW
Power kW
85 - 310 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
E, D, F, G
CO2 Efficiency Class
E, F, B, G
Brand
BMW
Brand
Mercedes-Benz
What drivetrain options does the BMW 4 Series Gran Coupe have?

The BMW 4 Series Gran Coupe is offered with All-Wheel Drive or Rear-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.