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Mazda MX-30 vs Mercedes B Class - Differences and prices compared
Compare performance (170 HP vs 238 HP), boot space and price (30800 £ vs 33100 £ ) at a glance. Find out which car is the better choice for you – Mazda MX-30 or Mercedes B Class?
MX-30
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.
Mazda MX-30 has a slight advantage in terms of price – it starts at 30800 £ , while the Mercedes B Class costs 33100 £ . That’s a price difference of around 2281 £.
As for electric range, the Mazda MX-30 performs barely noticeable better – achieving up to 85 km, about 2 km more than the Mercedes B Class.
B Class
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 has a clearly perceptible edge – offering 238 HP compared to 170 HP. That’s roughly 68 HP more horsepower.
In acceleration from 0 to 100 km/h, the Mercedes B Class is noticeable quicker – completing the sprint in 6.50 s, while the Mazda MX-30 takes 9.10 s. That’s about 2.60 s faster.
In terms of top speed, the Mercedes B Class performs decisively better – reaching 250 km/h, while the Mazda MX-30 tops out at 140 km/h. The difference is around 110 km/h.
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MX-30
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Both vehicles offer seating for 5 people.
In curb weight, Mercedes B Class is evident lighter – 1405 kg compared to 1849 kg. The difference is around 444 kg.
In terms of boot space, the Mercedes B Class offers clearly perceptible more room – 455 L compared to 350 L. That’s a difference of about 105 L.
In maximum load capacity, the Mercedes B Class performs clearly perceptible better – up to 1540 L, which is about 385 L more than the Mazda MX-30.
When it comes to payload, Mercedes B Class noticeable takes the win – 550 kg compared to 402 kg. That’s a difference of about 148 kg.
Who wins the race in the data check?
The Mercedes B Class sits 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.
Mazda MX-30
Mercedes B Class
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
Mazda MX-30
4.6 (1 Reviews)
The Mazda MX-30 trades conventional EV practicality for a boutique vibe, wrapping easy urban agility and a stylish, artisan interior into a compact package that stands out in the crossover crowd. It’s ideal for city-minded buyers who value design and driving feel over long-distance trips, and its quirky details prove Mazda can be playful without losing its driver-focused soul.
details
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
Mazda MX-30
Mercedes B Class
Costs and Consumption |
|
|---|---|
|
Price
30800 - 37100 £
|
Price
33100 - 52500 £
|
|
Consumption L/100km
-
|
Consumption L/100km
2.5 - 6.9 L
|
|
Consumption kWh/100km
18.30 kWh
|
Consumption kWh/100km
-
|
|
Electric Range
85 km
|
Electric Range
83 km
|
|
Battery Capacity
-
|
Battery Capacity
12.90 kWh
|
|
co2
22 g/km
|
co2
56 - 156 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
35 - 51 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
MPV
|
|
Seats
5
|
Seats
5
|
|
Doors
5
|
Doors
5
|
|
Curb weight
1849 kg
|
Curb weight
1405 - 1745 kg
|
|
Trunk capacity
332 - 350 L
|
Trunk capacity
405 - 455 L
|
|
Length
4395 mm
|
Length
4419 mm
|
|
Width
1848 mm
|
Width
1796 mm
|
|
Height
1555 mm
|
Height
1562 mm
|
|
Max trunk capacity
1137 - 1155 L
|
Max trunk capacity
1440 - 1540 L
|
|
Payload
402 kg
|
Payload
505 - 550 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Plugin Hybrid
|
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox
|
Transmission Detail
Dual-Clutch Automatic
|
|
Drive Type
Front-Wheel Drive
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
|
Power HP
170 HP
|
Power HP
116 - 238 HP
|
|
Acceleration 0-100km/h
9.10 s
|
Acceleration 0-100km/h
6.5 - 10 s
|
|
Max Speed
140 km/h
|
Max Speed
200 - 250 km/h
|
|
Torque
-
|
Torque
200 - 450 Nm
|
|
Number of Cylinders
-
|
Number of Cylinders
4
|
|
Power kW
125 kW
|
Power kW
85 - 175 kW
|
|
Engine capacity
830 cm3
|
Engine capacity
1332 - 1991 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2024 - 2025
|
|
CO2 Efficiency Class
B
|
CO2 Efficiency Class
B, D, E, F
|
|
Brand
Mazda
|
Brand
Mercedes-Benz
|
What drivetrain options does the Mazda MX-30 have?
Available configurations include Front-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.