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Kia Niro vs Mazda MX-5 Roadster comparison
Compare performance (138 HP vs 132 HP), boot space and price (29,100 £ vs 29,000 £ ) at a glance. Find out which car is the better choice for you – Kia Niro or Mazda MX-5 Roadster?
Kia Niro vs Mazda MX-5 Roadster: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Niro
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.
Mazda MX-5 Roadster is very slightly cheaper – starting at 29,000 £ , while the Kia Niro costs 29,100 £ . That’s a price difference of around 172 £.
Fuel consumption also shows a difference: the Kia Niro uses 4.5 L/100km and is noticeably more efficient than the Mazda MX-5 Roadster with 6.2 L/100km. The difference is about 1.7 L/100km.
MX-5 Roadster
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 Kia Niro offers very slightly more power – delivering 138 HP compared to 132 HP. That’s roughly 6 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mazda MX-5 Roadster is visibly quicker – completing the sprint in 8.3 s, while the Kia Niro takes 11.1 s. That’s about 2.8 s quicker.
There’s also a difference in torque: the Kia Niro delivers clearly more torque with 265 Nm compared to 152 Nm. That’s about 113 Nm more.
Niro
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Seats: Kia Niro offers more seats – 5 vs 2.
In terms of curb weight, Mazda MX-5 Roadster is visibly lighter – 1,078 kg compared to 1,474 kg. The difference is around 396 kg.
Looking at boot space, the Kia Niro offers considerably more boot space – 451 L compared to 130 L. That’s a difference of about 321 L.
When it comes to payload, the Kia Niro carries significantly more – 466 kg compared to 152 kg. That’s a difference of about 314 kg.
Who wins the race in the data check?
The Kia Niro holds a decisive overall lead 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 £29,100
Kia Niro
Kia Niro
Mazda MX-5 Roadster
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Kia Niro
The Kia Niro is a practical crossover that blends economy and everyday versatility without sacrificing comfort. With a roomy, well-laid-out cabin and calm, composed handling, it’s an easy-to-live-with choice for commuters and families.
details
Mazda MX-5 Roadster
The Mazda MX-5 is a featherweight, open-top sports car that turns ordinary roads into a grin-inducing playground thanks to razor-sharp steering and an engaging, tactile gearbox. It won’t swallow the weekly shopping or ski bags, but for anyone after pure driving fun and sun-on-your-face weekends, few cars match its sheer charm and value.
details
Kia Niro
Mazda MX-5 Roadster
Costs and Consumption |
|
|---|---|
|
Price
29,100 - 33,800 £
|
Price
29,000 - 34,300 £
|
|
Consumption L/100km
4.5 - 4.9 L/100km
|
Consumption L/100km
6.2 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
-
|
Electric Range
-
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
102 - 111 g/km
|
co2
140 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
Roadster
|
|
Seats
5
|
Seats
2
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,474 kg
|
Curb weight
1,078 kg
|
|
Trunk capacity
451 L
|
Trunk capacity
130 L
|
|
Length
-
|
Length
-
|
|
Width
1,825 mm
|
Width
1,735 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
466 kg
|
Payload
152 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Full Hybrid
|
Engine Type
Petrol
|
|
Transmission
Automatic
|
Transmission
Manuel
|
|
Transmission Detail
Dual-Clutch Automatic
|
Transmission Detail
Manual Gearbox
|
|
Drive Type
Front-Wheel Drive
|
Drive Type
Rear-Wheel Drive
|
|
Power HP
138 HP
|
Power HP
132 HP
|
|
Acceleration 0-100km/h
11.1 - 11.4 s
|
Acceleration 0-100km/h
8.3 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
265 Nm
|
Torque
152 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4
|
|
Power kW
102 kW
|
Power kW
97 kW
|
|
Engine capacity
1,580 cm3
|
Engine capacity
1,496 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2025
|
|
CO2 Efficiency Class
C
|
CO2 Efficiency Class
E
|
|
Brand
Kia
|
Brand
Mazda
|
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.