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Mercedes B Class vs Suzuki Swift comparison

Compare performance (238 HP vs 82 HP), boot space and price (33,100 £ vs 17,100 £ ) at a glance. Find out which car is the better choice for you – Mercedes B Class or Suzuki Swift?

Mercedes B Class vs Suzuki Swift: Key differences

Mercedes B Class

4.9 (5 Reviews)
rate
  • substantially more power
details

Suzuki Swift

4.5 (3 Reviews)
rate
  • clearly cheaper
  • somewhat more efficient
  • clearly lighter
details

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

B Class

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Suzuki Swift is clearly cheaper – starting at 17,100 £ , while the Mercedes B Class costs 33,100 £ . That’s a price difference of around 15,987 £.

Fuel consumption also shows a difference: the Suzuki Swift uses 4.4 L/100km and is somewhat more efficient than the Mercedes B Class with 5.1 L/100km. The difference is about 0.7 L/100km.

Swift

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 Mercedes B Class offers substantially more power – delivering 238 HP compared to 82 HP. That’s roughly 156 HP more horsepower.

There’s also a difference in torque: the Mercedes B Class delivers considerably more torque with 400 Nm compared to 112 Nm. That’s about 288 Nm more.

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 terms of curb weight, Suzuki Swift is clearly lighter – 1,069 kg compared to 1,405 kg. The difference is around 336 kg.

When it comes to payload, the Mercedes B Class carries clearly more – 550 kg compared to 296 kg. That’s a difference of about 254 kg.

Who wins the race in the data check?

The Mercedes B Class 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 £33,100
B Class

Mercedes B Class

  • Engine Type : Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 238 HP
  • Consumption L/100km : 5.1 - 6.9 L/100km
Mercedes B Class
Suzuki Swift

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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.

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Suzuki Swift

The Suzuki Swift is a cheeky little hatch that turns city streets into its playground with lively handling and a grin-inducing drive. Practical enough for daily chores, thrifty to run and kinder on your wallet than many rivals, it's a sensible pick for buyers who want fun without drama.

details
Mercedes B Class
Suzuki Swift

Costs and Consumption

Price
33,100 - 52,500 £
Price
17,100 - 21,200 £
Consumption L/100km
5.1 - 6.9 L/100km
Consumption L/100km
4.4 - 4.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
133 - 156 g/km
co2
98 - 110 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
MPV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,405 - 1,565 kg
Curb weight
1,069 - 1,145 kg
Trunk capacity
445 - 455 L
Trunk capacity
-
Length
-
Length
-
Width
1,796 mm
Width
1,735 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
515 - 550 kg
Payload
282 - 296 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, CVT
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
116 - 238 HP
Power HP
82 HP
Acceleration 0-100km/h
6.5 - 10 s
Acceleration 0-100km/h
-
Max Speed
-
Max Speed
-
Torque
200 - 400 Nm
Torque
112 Nm
Number of Cylinders
4
Number of Cylinders
3
Power kW
85 - 175 kW
Power kW
61 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
1,197 cm3

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
D, E, F
CO2 Efficiency Class
C
Brand
Mercedes-Benz
Brand
Suzuki
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.