Compare performance (90 HP vs 238 HP), boot space and price (20,100 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – Hyundai Bayon or Mercedes B Class?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
The automotive market is a thrilling arena where new models constantly strive to outperform their predecessors and competitors. Among the noteworthy contenders are the Hyundai Bayon and the Mercedes B-Klasse, both exuding unique qualities in design, technology, and performance. Let’s delve into the specifics of what each vehicle brings to the table.
The Hyundai Bayon is an SUV that embodies compact elegance with a length of 4180 mm, width of 1775 mm, and a height of 1500 mm. In contrast, the Mercedes B-Klasse, an MPV, boasts larger dimensions at 4419 mm in length, 1796 mm in width, and 1562 mm in height, offering a roomier feel. Both vehicles feature a five-door layout and seat up to five passengers. The Bayon, with its trunk capacity of 411 liters, provides ample cargo space, although slightly overshadowed by the B-Klasse’s 455 liters option.
Under the hood, the Hyundai Bayon is fitted with a 1.0-liter petrol engine, producing 100 horsepower and a torque of 172 Nm. This engine delivers power through either a manual or dual-clutch automatic transmission, boasting a front-wheel-drive system. The Bayon achieves a fuel consumption of 5.4 L/100 km and accelerates from 0 to 100 km/h in 11.3 seconds, reaching a top speed of 179 km/h.
The Mercedes B-Klasse presents more variety in its lineup, with engine options ranging from petrol MHEV, diesel, to plug-in hybrid configurations. The power spectrum starts at 116 HP, with the plug-in hybrid variant pushing 218 HP thanks to its electric integration. This model excels in efficiency, particularly with its plug-in hybrid achieving electric consumption as low as 0.8 L/100 km and an electric range of 83 km. The B-Klasse's top-end acceleration clocks at 6.5 seconds to reach 100 km/h, with a maximum speed of 250 km/h, making it a formidable performer.
The technological innovations of both vehicles are tailored to enhance convenience and safety. The Hyundai Bayon integrates modern infotainment systems, offering connectivity features that keep drivers connected while on the move. Safety is fortified through comprehensive driver-assistance systems.
The Mercedes B-Klasse pulls ahead with more advanced tech features, including a larger infotainment screen, an MBUX voice-activated interface, and a suite of high-tech safety aids, such as adaptive cruise control and lane-keeping assist. Its plug-in hybrid option reflects Mercedes' commitment to eco-friendly innovation, providing significant fuel savings and reduced emissions.
The choice between the Hyundai Bayon and the Mercedes B-Klasse boils down to preference and priorities. The Bayon serves as an economical, compact SUV choice, focused on practical city driving with occasional adventures. The B-Klasse caters to those who seek a premium experience with flexibility, high performance, and future-forward technology.
Both models stand as testament to their brands' respective priorities and innovations, offering plenty of value in their segments. Whether you opt for the Hyundai’s affordability and simplicity or Mercedes’ luxurious and eco-friendly features, each represents modern automotive excellence.
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.
Hyundai Bayon is clearly cheaper – starting at 20,100 £ , while the Mercedes B Class costs 33,100 £ . That’s a price difference of around 13,072 £.
Fuel consumption also shows a difference: the Mercedes B Class uses 5.1 L/100km and is somewhat more efficient than the Hyundai Bayon with 5.8 L/100km. The difference is about 0.7 L/100km.
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 offers clearly more power – delivering 238 HP compared to 90 HP. That’s roughly 148 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes B Class is significantly quicker – completing the sprint in 6.5 s, while the Hyundai Bayon takes 11.9 s. That’s about 5.4 s quicker.
There’s also a difference in torque: the Mercedes B Class delivers significantly more torque with 400 Nm compared to 172 Nm. That’s about 228 Nm more.
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, Hyundai Bayon is slightly lighter – 1,175 kg compared to 1,405 kg. The difference is around 230 kg.
Looking at boot space, the Mercedes B Class offers only slightly more boot space – 455 L compared to 411 L. That’s a difference of about 44 L.
When it comes to payload, the Mercedes B Class carries moderately more – 550 kg compared to 460 kg. That’s a difference of about 90 kg.
The Mercedes B Class stands well ahead of its rival 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.
The Hyundai Bayon slips neatly between city runabout and small SUV, offering surprising practicality and a fresh, confident design that stands out in urban traffic. It's an easy buy for shoppers who want smart packaging, tidy handling and a dash of personality without fuss — a sensible little crossover that makes everyday driving a bit more enjoyable.
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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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Costs and Consumption |
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Price
20,100 - 25,800 £
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Price
33,100 - 52,500 £
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Consumption L/100km
5.8 L/100km
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Consumption L/100km
5.1 - 6.9 L/100km
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
-
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Electric Range
-
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Battery Capacity
-
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Battery Capacity
-
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co2
130 - 132 g/km
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co2
133 - 156 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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|---|---|
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Body Type
SUV
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Body Type
MPV
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Seats
5
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Seats
5
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Doors
-
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Doors
-
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Curb weight
1,175 - 1,200 kg
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Curb weight
1,405 - 1,565 kg
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Trunk capacity
411 L
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Trunk capacity
445 - 455 L
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Length
-
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Length
-
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Width
1,775 mm
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Width
1,796 mm
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Height
-
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Height
-
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
450 - 460 kg
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Payload
515 - 550 kg
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Engine and Performance |
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Engine Type
Petrol
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Engine Type
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
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Power HP
90 HP
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Power HP
116 - 238 HP
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Acceleration 0-100km/h
11.9 - 13.3 s
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Acceleration 0-100km/h
6.5 - 10 s
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Max Speed
-
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Max Speed
-
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Torque
172 Nm
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Torque
200 - 400 Nm
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Number of Cylinders
3
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Number of Cylinders
4
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Power kW
66 kW
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Power kW
85 - 175 kW
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Engine capacity
998 cm3
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Engine capacity
1,332 - 1,991 cm3
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General |
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Model Year
2025
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Model Year
2025
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CO2 Efficiency Class
D
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CO2 Efficiency Class
D, E, F
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Brand
Hyundai
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Brand
Mercedes-Benz
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Deutschland
France
Nederland
Great Britain
Sverige
Danmark
Suomi
Italia
Polska
Česko
España