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BMW 3 Series Touring vs Mercedes B Class comparison
Compare performance (530 HP vs 238 HP), boot space and price (41,100 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Touring or Mercedes B Class?
BMW 3 Series Touring vs Mercedes B Class: 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 Touring
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 B Class is markedly cheaper – starting at 33,100 £ , while the BMW 3 Series Touring costs 41,100 £ . That’s a price difference of around 7,928 £.
Fuel consumption also shows a difference: the BMW 3 Series Touring uses 2.5 L/100km and is clearly more efficient than the Mercedes B Class with 5.1 L/100km. The difference is about 2.6 L/100km.
B Class
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 Touring offers clearly more power – delivering 530 HP compared to 238 HP. That’s roughly 292 HP more horsepower.
When accelerating from 0 to 100 km/h, the BMW 3 Series Touring is considerably quicker – completing the sprint in 3.6 s, while the Mercedes B Class takes 6.5 s. That’s about 2.9 s quicker.
There’s also a difference in torque: the BMW 3 Series Touring delivers clearly more torque with 700 Nm compared to 400 Nm. That’s about 300 Nm more.
3 Series Touring
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 B Class is moderately lighter – 1,405 kg compared to 1,650 kg. The difference is around 245 kg.
Looking at boot space, the BMW 3 Series Touring offers marginally more boot space – 500 L compared to 455 L. That’s a difference of about 45 L.
When it comes to payload, the Mercedes B Class carries very slightly more – 550 kg compared to 520 kg. That’s a difference of about 30 kg.
Who wins the race in the data check?
The BMW 3 Series Touring 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 £41,100
BMW 3 Series Touring
BMW 3 Series Touring
Mercedes B Class
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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BMW 3 Series Touring
The BMW 3 Series Touring blends sporting poise with everyday practicality, wrapping sharp handling and a premium cabin into a wagon that actually makes errands feel enjoyable. It’s the kind of car that hides a family-hauler’s sense of duty beneath a driver's-car attitude — useful, classy, and just cheeky enough to make you smile on the open road.
details
Mercedes B Class
The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.
details
BMW 3 Series Touring
Mercedes B Class
Costs and Consumption |
|
|---|---|
|
Price
41,100 - 91,900 £
|
Price
33,100 - 52,500 £
|
|
Consumption L/100km
2.5 - 10.3 L/100km
|
Consumption L/100km
5.1 - 6.9 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
91 - 97 km
|
Electric Range
-
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
57 - 233 g/km
|
co2
133 - 156 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Estate
|
Body Type
MPV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,650 - 2,025 kg
|
Curb weight
1,405 - 1,565 kg
|
|
Trunk capacity
410 - 500 L
|
Trunk capacity
445 - 455 L
|
|
Length
-
|
Length
-
|
|
Width
1,827 - 1,903 mm
|
Width
1,796 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
430 - 520 kg
|
Payload
515 - 550 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
|
Engine Type
Petrol MHEV, Diesel
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Automatic 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 - 238 HP
|
|
Acceleration 0-100km/h
3.6 - 8.8 s
|
Acceleration 0-100km/h
6.5 - 10 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
250 - 700 Nm
|
Torque
200 - 400 Nm
|
|
Number of Cylinders
4 - 6
|
Number of Cylinders
4
|
|
Power kW
110 - 390 kW
|
Power kW
85 - 175 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
D, E, F
|
|
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.