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Mercedes B Class vs Peugeot 308 SW - Differences and prices compared
Compare performance (238 HP vs 195 HP), boot space and price (33100 £ vs 30100 £ ) at a glance. Find out which car is the better choice for you – Mercedes B Class or Peugeot 308 SW?
B Class
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.
Peugeot 308 SW has a slight advantage in terms of price – it starts at 30100 £ , while the Mercedes B Class costs 33100 £ . That’s a price difference of around 3009 £.
Fuel consumption also shows a difference: Peugeot 308 SW manages with 2.30 L and is therefore barely noticeable more efficient than the Mercedes B Class with 2.50 L. The difference is about 0.20 L per 100 km.
As for electric range, the Peugeot 308 SW performs clearly better – achieving up to 410 km, about 327 km more than the Mercedes B Class.
308 SW
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 B Class has a slightly edge – offering 238 HP compared to 195 HP. That’s roughly 43 HP more horsepower.
In acceleration from 0 to 100 km/h, the Mercedes B Class is slightly quicker – completing the sprint in 6.50 s, while the Peugeot 308 SW takes 7.70 s. That’s about 1.20 s faster.
In terms of top speed, the Mercedes B Class performs barely noticeable better – reaching 250 km/h, while the Peugeot 308 SW tops out at 225 km/h. The difference is around 25 km/h.
There’s also a difference in torque: Mercedes B Class pulls distinct stronger with 450 Nm compared to 300 Nm. That’s about 150 Nm difference.
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B Class
Space and Everyday Use:
Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.
Both vehicles offer seating for 5 people.
In curb weight, Mercedes B Class is barely noticeable lighter – 1405 kg compared to 1484 kg. The difference is around 79 kg.
In terms of boot space, the Peugeot 308 SW offers slightly more room – 551 L compared to 455 L. That’s a difference of about 96 L.
In maximum load capacity, the Mercedes B Class performs minimal better – up to 1540 L, which is about 57 L more than the Peugeot 308 SW.
When it comes to payload, Mercedes B Class slight takes the win – 550 kg compared to 508 kg. That’s a difference of about 42 kg.
Who wins the race in the data check?
The Mercedes B Class holds a very small edge 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.
Mercedes B Class
Peugeot 308 SW
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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from about £33,100
Mercedes B Class
Mercedes B Class
5 (4 Reviews)
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
Peugeot 308 SW
4.5 (2 Reviews)
The Peugeot 308 SW blends French flair with estate practicality, dressing up daily chores in a surprisingly handsome package. Inside it's cleverly laid out and comfortable, and the composed, entertaining drive makes family duty feel a little less like a chore.
details
Mercedes B Class
Peugeot 308 SW
Costs and Consumption |
|
|---|---|
|
Price
33100 - 52500 £
|
Price
30100 - 43800 £
|
|
Consumption L/100km
2.5 - 6.9 L
|
Consumption L/100km
2.3 - 5.1 L
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
15.20 kWh
|
|
Electric Range
83 km
|
Electric Range
78 - 410 km
|
|
Battery Capacity
12.90 kWh
|
Battery Capacity
0.40 kWh
|
|
co2
56 - 156 g/km
|
co2
0 - 130 g/km
|
|
Fuel tank capacity
35 - 51 L
|
Fuel tank capacity
42 - 52 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
MPV
|
Body Type
Estate
|
|
Seats
5
|
Seats
5
|
|
Doors
5
|
Doors
5
|
|
Curb weight
1405 - 1745 kg
|
Curb weight
1484 - 1783 kg
|
|
Trunk capacity
405 - 455 L
|
Trunk capacity
467 - 551 L
|
|
Length
4419 mm
|
Length
4636 mm
|
|
Width
1796 mm
|
Width
1852 mm
|
|
Height
1562 mm
|
Height
1438 mm
|
|
Max trunk capacity
1440 - 1540 L
|
Max trunk capacity
1402 - 1483 L
|
|
Payload
505 - 550 kg
|
Payload
417 - 508 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
|
Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Electric
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Dual-Clutch Automatic
|
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
|
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
Drive Type
Front-Wheel Drive
|
|
Power HP
116 - 238 HP
|
Power HP
131 - 195 HP
|
|
Acceleration 0-100km/h
6.5 - 10 s
|
Acceleration 0-100km/h
7.7 - 10.9 s
|
|
Max Speed
200 - 250 km/h
|
Max Speed
170 - 225 km/h
|
|
Torque
200 - 450 Nm
|
Torque
230 - 300 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
3 - 4
|
|
Power kW
85 - 175 kW
|
Power kW
96 - 144 kW
|
|
Engine capacity
1332 - 1991 cm3
|
Engine capacity
1199 - 1598 cm3
|
General |
|
|---|---|
|
Model Year
2024 - 2025
|
Model Year
2025
|
|
CO2 Efficiency Class
B, D, E, F
|
CO2 Efficiency Class
C, D, B, A
|
|
Brand
Mercedes-Benz
|
Brand
Peugeot
|
What drivetrain options does the Mercedes B Class have?
The Mercedes B Class is offered with Front-Wheel Drive or All-Wheel Drive.
The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.