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BMW 3 Series Saloon vs Mercedes GLA comparison
Compare performance (530 HP vs 421 HP), boot space and price (39,900 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or Mercedes GLA?
BMW 3 Series Saloon vs Mercedes GLA: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
3 Series Saloon
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 marginally cheaper – starting at 38,800 £ , while the BMW 3 Series Saloon costs 39,900 £ . That’s a price difference of around 1,106 £.
Fuel consumption also shows a difference: the BMW 3 Series Saloon uses 2.4 L/100km and is noticeably more efficient than the Mercedes GLA with 2.9 L/100km. The difference is about 0.5 L/100km.
As for electric range, the BMW 3 Series Saloon offers visibly more range – reaching up to 101 km, about 27 km more than the Mercedes GLA.
GLA
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 3 Series Saloon offers visibly 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 BMW 3 Series Saloon is noticeably quicker – completing the sprint in 3.5 s, while the Mercedes GLA takes 4.3 s. That’s about 0.8 s quicker.
There’s also a difference in torque: the BMW 3 Series Saloon delivers markedly more torque with 700 Nm compared to 500 Nm. That’s about 200 Nm more.
3 Series Saloon
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 only slightly lighter – 1,570 kg compared to 1,575 kg. The difference is around 5 kg.
Looking at boot space, the BMW 3 Series Saloon offers marginally more boot space – 480 L compared to 435 L. That’s a difference of about 45 L.
When it comes to payload, the Mercedes GLA carries only slightly more – 500 kg compared to 495 kg. That’s a difference of about 5 kg.
Who wins the race in the data check?
The BMW 3 Series Saloon stands well ahead of its rival 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 £39,900
BMW 3 Series Saloon
BMW 3 Series Saloon
Mercedes GLA
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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View detailed analysis
BMW 3 Series Saloon
The BMW 3 Series saloon is a driver's car in a suit, blending poised handling with a cabin that feels more premium than its practicality suggests. It’s composed enough for daily duties yet playful enough to keep weekend drives interesting, making it a sensible choice for buyers who still want to have fun.
details
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.
details
BMW 3 Series Saloon
Mercedes GLA
Costs and Consumption |
|
|---|---|
|
Price
39,900 - 92,200 £
|
Price
38,800 - 75,300 £
|
|
Consumption L/100km
2.4 - 10.1 L/100km
|
Consumption L/100km
2.9 - 9.5 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
96 - 101 km
|
Electric Range
74 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
54 - 227 g/km
|
co2
66 - 216 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Sedan
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,575 - 1,960 kg
|
Curb weight
1,570 - 1,810 kg
|
|
Trunk capacity
375 - 480 L
|
Trunk capacity
385 - 435 L
|
|
Length
-
|
Length
-
|
|
Width
1,827 - 1,903 mm
|
Width
1,834 - 1,849 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
405 - 495 kg
|
Payload
480 - 500 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
|
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
|
|
Transmission
Automatic, Manuel
|
Transmission
Automatic
|
|
Transmission Detail
Automatic Gearbox, Manual Gearbox
|
Transmission Detail
Dual-Clutch Automatic
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
|
Power HP
150 - 530 HP
|
Power HP
116 - 421 HP
|
|
Acceleration 0-100km/h
3.5 - 8.6 s
|
Acceleration 0-100km/h
4.3 - 11 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
250 - 700 Nm
|
Torque
230 - 500 Nm
|
|
Number of Cylinders
4 - 6
|
Number of Cylinders
4
|
|
Power kW
110 - 390 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
D, E, F, G, B
|
CO2 Efficiency Class
E, F, B, G
|
|
Brand
BMW
|
Brand
Mercedes-Benz
|
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.