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BMW 3 Series Saloon vs Kia Niro comparison

Compare performance (530 HP vs 138 HP), boot space and price (39,900 £ vs 29,100 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or Kia Niro?

BMW 3 Series Saloon vs Kia Niro: Key differences

BMW 3 Series Saloon

  • clearly more power
  • significantly more efficient
  • substantially quicker 0–100 km/h
details

Kia Niro

4.5 (3 Reviews)
rate
  • noticeably cheaper
  • barely lighter
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

3 Series Saloon

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 is noticeably cheaper – starting at 29,100 £ , while the BMW 3 Series Saloon costs 39,900 £ . That’s a price difference of around 10,808 £.

Fuel consumption also shows a difference: the BMW 3 Series Saloon uses 2.4 L/100km and is significantly more efficient than the Kia Niro with 4.5 L/100km. The difference is about 2.1 L/100km.

Niro

Engine and Performance:

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 BMW 3 Series Saloon offers clearly more power – delivering 530 HP compared to 138 HP. That’s roughly 392 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 3 Series Saloon is substantially quicker – completing the sprint in 3.5 s, while the Kia Niro takes 11.1 s. That’s about 7.6 s quicker.

There’s also a difference in torque: the BMW 3 Series Saloon delivers considerably more torque with 700 Nm compared to 265 Nm. That’s about 435 Nm more.

3 Series Saloon

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 terms of curb weight, Kia Niro is barely lighter – 1,474 kg compared to 1,575 kg. The difference is around 101 kg.

When it comes to payload, the BMW 3 Series Saloon carries barely more – 495 kg compared to 466 kg. That’s a difference of about 29 kg.

Who wins the race in the data check?

The BMW 3 Series Saloon 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.

from £39,900
3 Series Saloon

BMW 3 Series Saloon

  • Engine Type : Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic, Manuel
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 150 - 530 HP
  • Consumption L/100km : 2.4 - 10.1 L/100km
  • Electric Range : 96 - 101 km
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BMW 3 Series Saloon
Kia Niro

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 3 Series Saloon

The BMW 3 Series saloon is a driver's car in a suit, blending poised handling with a cabin that feels more premium than its practicality suggests. It’s composed enough for daily duties yet playful enough to keep weekend drives interesting, making it a sensible choice for buyers who still want to have fun.

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Reviews BMW 3 Series Saloon

No reviews yet. Share your experience and help others decide.

Kia Niro

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.

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Reviews Kia Niro

4.5 (3 Reviews)
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Archi
25 Mar 2026, 13:11:41

Efficient, functional, understated, spacious and comfortable. No surprises: it delivers what it promises and does its job without fanfare. Good buy.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Wolfgang Schäfer
21 Oct 2025, 14:01:32

I've been driving the Kia Niro since 2019 and am still very happy with this car.

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BMW 3 Series Saloon
Kia Niro

Costs and Consumption
Price
39,900 - 91,000 £
Price
29,100 - 33,800 £
Consumption L/100km
2.4 - 10.1 L/100km
Consumption L/100km
4.5 - 4.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
96 - 101 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
54 - 227 g/km
co2
102 - 111 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,575 - 1,960 kg
Curb weight
1,474 kg
Trunk capacity
375 - 480 L
Trunk capacity
-
Length
-
Length
-
Width
1,827 - 1,903 mm
Width
1,825 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
405 - 495 kg
Payload
466 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
Engine Type
Full Hybrid
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Manual Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
150 - 530 HP
Power HP
138 HP
Acceleration 0-100km/h
3.5 - 8.6 s
Acceleration 0-100km/h
11.1 - 11.4 s
Max Speed
-
Max Speed
-
Torque
250 - 700 Nm
Torque
265 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 390 kW
Power kW
102 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,580 cm3

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
D, E, F, G, B
CO2 Efficiency Class
C
Brand
BMW
Brand
Kia
Is the BMW 3 Series Saloon offered with different drivetrains?

The BMW 3 Series Saloon is available as Rear-Wheel Drive or All-Wheel Drive.

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.