Compare performance (138 HP vs 186 HP), boot space and price (29,100 £ vs 25,000 £ ) at a glance. Find out which car is the better choice for you – Kia Niro or Mazda 3 Hatchback?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
Mazda 3 Hatchback is a bit cheaper – starting at 25,000 £ , while the Kia Niro costs 29,100 £ . That’s a price difference of around 4,114 £.
Fuel consumption also shows a difference: the Kia Niro uses 4.5 L/100km and is noticeably more efficient than the Mazda 3 Hatchback with 5.6 L/100km. The difference is about 1.1 L/100km.
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 Mazda 3 Hatchback offers noticeably more power – delivering 186 HP compared to 138 HP. That’s roughly 48 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mazda 3 Hatchback is visibly quicker – completing the sprint in 8 s, while the Kia Niro takes 11.1 s. That’s about 3.1 s quicker.
There’s also a difference in torque: the Kia Niro delivers marginally more torque with 265 Nm compared to 240 Nm. That’s about 25 Nm more.
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 terms of curb weight, Mazda 3 Hatchback is barely lighter – 1,417 kg compared to 1,474 kg. The difference is around 57 kg.
Looking at boot space, the Kia Niro offers markedly more boot space – 451 L compared to 351 L. That’s a difference of about 100 L.
When it comes to payload, the Mazda 3 Hatchback carries very slightly more – 502 kg compared to 466 kg. That’s a difference of about 36 kg.
The Mazda 3 Hatchback is decisively ahead 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 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.
detailsThe Mazda 3 hatchback blends elegant design with a surprisingly sporty drive, giving a cabin that feels more upscale than you’d expect for the segment. Practical enough for everyday life yet eager to entertain behind the wheel, it’s a smart, good-humored choice that makes even grocery runs feel like a mini escape.
detailsCosts and Consumption |
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|---|---|
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Price
29,100 - 33,800 £
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Price
25,000 - 36,000 £
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Consumption L/100km
4.5 - 4.9 L/100km
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Consumption L/100km
5.6 - 6.5 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
102 - 111 g/km
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co2
126 - 146 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
Hatchback
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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
1,474 kg
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Curb weight
1,417 - 1,529 kg
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Trunk capacity
451 L
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Trunk capacity
351 L
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Length
-
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Length
-
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Width
1,825 mm
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Width
1,795 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
466 kg
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Payload
487 - 502 kg
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Engine and Performance |
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|---|---|
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Engine Type
Full Hybrid
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Engine Type
Petrol MHEV
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Transmission
Automatic
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Transmission
Manuel, Automatic
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Transmission Detail
Dual-Clutch Automatic
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Transmission Detail
Manual Gearbox, Automatic Gearbox
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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
138 HP
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Power HP
140 - 186 HP
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Acceleration 0-100km/h
11.1 - 11.4 s
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Acceleration 0-100km/h
8 - 9.8 s
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Max Speed
-
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Max Speed
-
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Torque
265 Nm
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Torque
238 - 240 Nm
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Number of Cylinders
4
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Number of Cylinders
4
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Power kW
102 kW
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Power kW
103 - 137 kW
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Engine capacity
1,580 cm3
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Engine capacity
1,998 - 2,488 cm3
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General |
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|---|---|
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Model Year
2025
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Model Year
2026
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CO2 Efficiency Class
C
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CO2 Efficiency Class
D, E
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Brand
Kia
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Brand
Mazda
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