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Audi A3 Sportback vs Mercedes B Class – Differences & prices compared
Two cars, one duel: Audi A3 Sportback meets Mercedes B Class.
Which one wins in performance, efficiency and value for money? Find out now!
A3 Sportback
@ Audi AG
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.
Audi A3 Sportback has a clearly perceptible advantage in terms of price – it starts at 26800 £, while the Mercedes B Class costs 33100 £. That’s a price difference of around 6301 £.
Fuel consumption also shows a difference: Audi A3 Sportback manages with 1.10 L and is therefore clearly more efficient than the Mercedes B Class with 2.50 L. The difference is about 1.40 L per 100 km.
As for range, the Audi A3 Sportback performs significantly better – achieving up to 141 km, about 58 km more than the Mercedes B Class.
B Class
@ Mercedes-Benz Group Media
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 Audi A3 Sportback has a decisively edge – offering 400 HP compared to 238 HP. That’s roughly 162 HP more horsepower.
In acceleration from 0 to 100 km/h, the Audi A3 Sportback is decisively quicker – completing the sprint in 3.80 s, while the Mercedes B Class takes 6.50 s. That’s about 2.70 s faster.
There’s no difference in top speed – both reach 250 km/h.
There’s also a difference in torque: Audi A3 Sportback pulls hardly perceptible stronger with 500 Nm compared to 450 Nm. That’s about 50 Nm difference.
A3 Sportback
@ Audi AG
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, Audi A3 Sportback is barely noticeable lighter – 1360 kg compared to 1405 kg. The difference is around 45 kg.
In terms of boot space, the Mercedes B Class offers slightly more room – 455 L compared to 380 L. That’s a difference of about 75 L.
In maximum load capacity, the Mercedes B Class performs distinct better – up to 1540 L, which is about 340 L more than the Audi A3 Sportback.
When it comes to payload, Mercedes B Class to a small extent takes the win – 550 kg compared to 480 kg. That’s a difference of about 70 kg.
Who wins the race?
The Audi A3 Sportback proves to be wins the duel decisively and therefore becomes our DriveDuel Champion!
Audi A3 Sportback is the better all-rounder in this comparison.
from about £26,800
@ Audi AG
Audi A3 Sportback
Audi A3 Sportback
The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.
details
@ Audi AG
@ Audi AG
@ Audi AG
@ Audi AG
@ Audi AG
@ Audi AG
Mercedes B Class
The Mercedes-Benz B-Class offers a blend of practicality and luxury that sets it apart in the compact MPV segment. Its spacious and versatile interior is complemented by high-quality materials and a sleek design, making it ideal for both families and individuals seeking a touch of elegance on their daily commute. Advanced technology and safety features round out the package, ensuring a comfortable and secure driving experience.
details
@ Mercedes-Benz Group Media
@ Mercedes-Benz Group Media
@ Mercedes-Benz Group Media
@ Mercedes-Benz Group Media
@ Mercedes-Benz Group Media
Audi A3 Sportback
Mercedes B Class
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@ Audi AG
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@ Mercedes-Benz Group Media
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Costs and Consumption |
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|---|---|
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Price
26800 - 56600 £
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Price
33100 - 52500 £
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Consumption L/100km
1.1 - 9.3 L
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Consumption L/100km
2.5 - 6.9 L
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
134 - 141 km
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Electric Range
83 km
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Battery Capacity
19.70 kWh
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Battery Capacity
12.90 kWh
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co2
25 - 211 g/km
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co2
56 - 156 g/km
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Fuel tank capacity
40 - 55 L
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Fuel tank capacity
35 - 51 L
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Dimensions and Body |
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|---|---|
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Body Type
Hatchback
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Body Type
MPV
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Seats
5
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Seats
5
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Doors
5
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Doors
5
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Curb weight
1360 - 1685 kg
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Curb weight
1405 - 1745 kg
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Trunk capacity
280 - 380 L
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Trunk capacity
405 - 455 L
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Length
4352 - 4381 mm
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Length
4419 mm
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Width
1816 - 1851 mm
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Width
1796 mm
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Height
1415 - 1470 mm
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Height
1562 mm
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Max trunk capacity
1100 - 1200 L
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Max trunk capacity
1440 - 1540 L
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Payload
410 - 480 kg
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Payload
505 - 550 kg
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Engine and Performance |
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|---|---|
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Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
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Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
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Transmission
Manuel, Automatic
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Transmission
Automatic
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Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
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Transmission Detail
Dual-Clutch Automatic
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Power HP
116 - 400 HP
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Power HP
116 - 238 HP
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Acceleration 0-100km/h
3.8 - 10.1 s
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Acceleration 0-100km/h
6.5 - 10 s
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Max Speed
205 - 250 km/h
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Max Speed
200 - 250 km/h
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Torque
220 - 500 Nm
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Torque
200 - 450 Nm
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Number of Cylinders
4 - 5
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Number of Cylinders
4
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Power kW
85 - 294 kW
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Power kW
85 - 175 kW
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Engine capacity
1498 - 2480 cm3
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Engine capacity
1332 - 1991 cm3
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General |
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|---|---|
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Model Year
2025
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Model Year
2024 - 2025
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CO2 Efficiency Class
D, F, E, G, B
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CO2 Efficiency Class
B, D, E, F
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Brand
Audi
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Brand
Mercedes-Benz
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What drive types are available for the Audi A3 Sportback?
The Audi A3 Sportback is offered with Front-Wheel Drive or All-Wheel Drive.
The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.