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Kia Niro vs Mazda 6 Estate - Differences and prices compared

Compare performance (180 HP vs 194 HP), boot space and price (29100 £ vs 30000 £ ) at a glance. Find out which car is the better choice for you – Kia Niro or Mazda 6 Estate?

Kia Niro

5 (1 Reviews)
rate

Mazda 6 Estate

4.7 (1 Reviews)
rate

Here’s where it gets real: The technical differences in detail

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.

Kia Niro has a hardly perceptible advantage in terms of price – it starts at 29100 £ , while the Mazda 6 Estate costs 30000 £ . That’s a price difference of around 866 £.

Fuel consumption also shows a difference: Kia Niro manages with 2.40 L and is therefore clearly more efficient than the Mazda 6 Estate with 6.80 L. The difference is about 4.40 L per 100 km.

6 Estate

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 Mazda 6 Estate has a barely noticeable edge – offering 194 HP compared to 180 HP. That’s roughly 14 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mazda 6 Estate is distinct quicker – completing the sprint in 8.10 s, while the Kia Niro takes 9.90 s. That’s about 1.80 s faster.

In terms of top speed, the Mazda 6 Estate performs slightly better – reaching 223 km/h, while the Kia Niro tops out at 185 km/h. The difference is around 38 km/h.

There’s also a difference in torque: Kia Niro pulls minimal stronger with 265 Nm compared to 258 Nm. That’s about 7 Nm difference.

Niro

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In curb weight, Kia Niro is slight lighter – 1474 kg compared to 1475 kg. The difference is around 1 kg.

In terms of boot space, the Mazda 6 Estate offers slightly more room – 522 L compared to 451 L. That’s a difference of about 71 L.

In maximum load capacity, the Mazda 6 Estate performs a bit better – up to 1664 L, which is about 219 L more than the Kia Niro.

When it comes to payload, Mazda 6 Estate slightly takes the win – 571 kg compared to 466 kg. That’s a difference of about 105 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.

Kia Niro
Mazda 6 Estate

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis
from about £29,100
Niro

Kia Niro

  • Engine Type : Full Hybrid, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 138 - 180 HP
  • Consumption L/100km : 2.4 - 4.9 L
  • Electric Range : 57 - 62 km

Kia Niro

5 (1 Reviews)
rate

The Kia Niro blends clever packaging and modern styling into a compact crossover that’s refreshingly sensible for daily life. It’s comfortable, economical and packed with user‑friendly tech, so if you want a fuss‑free family car with a touch of green credibility, the Niro is worth a test drive.

details

Mazda 6 Estate

4.7 (1 Reviews)
rate

The Mazda 6 Estate marries elegant, flowing design with everyday practicality, so you get a grown-up wagon that still looks the part on a weekend escape. It rewards drivers with poised handling and a nicely finished cabin, proving that sensible family cars can be engaging — and a little bit cheeky — too.

details
Kia Niro
Mazda 6 Estate

Costs and Consumption

Price
29100 - 38600 £
Price
30000 - 43500 £
Consumption L/100km
2.4 - 4.9 L
Consumption L/100km
6.8 - 7.6 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
57 - 62 km
Electric Range
-
Battery Capacity
1.3 - 11.1 kWh
Battery Capacity
-
co2
53 - 111 g/km
co2
155 - 172 g/km
Fuel tank capacity
37 - 42 L
Fuel tank capacity
62 L

Dimensions and Body

Body Type
SUV
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1474 - 1594 kg
Curb weight
1475 - 1598 kg
Trunk capacity
348 - 451 L
Trunk capacity
522 L
Length
4420 mm
Length
4805 mm
Width
1825 mm
Width
1840 mm
Height
1545 mm
Height
1480 mm
Max trunk capacity
1342 - 1445 L
Max trunk capacity
1664 L
Payload
466 kg
Payload
483 - 571 kg

Engine and Performance

Engine Type
Full Hybrid, Plugin Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
138 - 180 HP
Power HP
145 - 194 HP
Acceleration 0-100km/h
9.9 - 11.4 s
Acceleration 0-100km/h
8.1 - 10.7 s
Max Speed
170 - 185 km/h
Max Speed
205 - 223 km/h
Torque
265 Nm
Torque
213 - 258 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
102 - 132 kW
Power kW
107 - 143 kW
Engine capacity
1580 cm3
Engine capacity
1998 - 2488 cm3

General

Model Year
2025
Model Year
2021 - 2022
CO2 Efficiency Class
C, B
CO2 Efficiency Class
E, F
Brand
Kia
Brand
Mazda
Is the Kia Niro offered with different drivetrains?

The Kia Niro is available as 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.