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Mercedes GLA vs BMW 3 Series Saloon comparison
Compare performance (421 HP vs 530 HP), boot space and price (38,800 £ vs 39,900 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLA or BMW 3 Series Saloon?
Mercedes GLA vs BMW 3 Series Saloon: 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.
GLA
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 GLA is only slightly 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 markedly 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 markedly more range – reaching up to 101 km, about 27 km more than the Mercedes GLA.
3 Series Saloon
Engine and Performance:
Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.
When it comes to engine power, the BMW 3 Series Saloon 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 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.
GLA
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 marginally 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 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 £39,900
BMW 3 Series Saloon
Mercedes GLA
BMW 3 Series Saloon
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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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
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
BMW 3 Series Saloon
Costs and Consumption |
|
|---|---|
|
Price
38,800 - 75,300 £
|
Price
39,900 - 92,200 £
|
|
Consumption L/100km
2.9 - 9.5 L/100km
|
Consumption L/100km
2.4 - 10.1 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
74 km
|
Electric Range
96 - 101 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
66 - 216 g/km
|
co2
54 - 227 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
Sedan
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,570 - 1,810 kg
|
Curb weight
1,575 - 1,960 kg
|
|
Trunk capacity
385 - 435 L
|
Trunk capacity
375 - 480 L
|
|
Length
-
|
Length
-
|
|
Width
1,834 - 1,849 mm
|
Width
1,827 - 1,903 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
480 - 500 kg
|
Payload
405 - 495 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
|
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic, Manuel
|
|
Transmission Detail
Dual-Clutch Automatic
|
Transmission Detail
Automatic Gearbox, Manual Gearbox
|
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
116 - 421 HP
|
Power HP
150 - 530 HP
|
|
Acceleration 0-100km/h
4.3 - 11 s
|
Acceleration 0-100km/h
3.5 - 8.6 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
230 - 500 Nm
|
Torque
250 - 700 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4 - 6
|
|
Power kW
85 - 310 kW
|
Power kW
110 - 390 kW
|
|
Engine capacity
1,332 - 1,991 cm3
|
Engine capacity
1,995 - 2,998 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2,024 - 2,025
|
|
CO2 Efficiency Class
E, F, B, G
|
CO2 Efficiency Class
D, E, F, G, B
|
|
Brand
Mercedes-Benz
|
Brand
BMW
|
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.