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BMW 3 Series Saloon vs SEAT Leon - Differences and prices compared

Compare performance (530 HP vs 272 HP), boot space and price (39900 £ vs 24500 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or SEAT Leon?

BMW 3 Series Saloon

SEAT Leon

4.4 (2 Reviews)
rate

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

3 Series Saloon

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.

SEAT Leon has a significantly advantage in terms of price – it starts at 24500 £ , while the BMW 3 Series Saloon costs 39900 £ . That’s a price difference of around 15488 £.

Fuel consumption also shows a difference: SEAT Leon manages with 1.20 L and is therefore significantly more efficient than the BMW 3 Series Saloon with 2.40 L. The difference is about 1.20 L per 100 km.

As for electric range, the SEAT Leon performs distinct better – achieving up to 133 km, about 32 km more than the BMW 3 Series Saloon.

Leon

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 BMW 3 Series Saloon has a decisively edge – offering 530 HP compared to 272 HP. That’s roughly 258 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW 3 Series Saloon is decisively quicker – completing the sprint in 3.50 s, while the SEAT Leon takes 7.70 s. That’s about 4.20 s faster.

In terms of top speed, the BMW 3 Series Saloon performs to a small extent better – reaching 250 km/h, while the SEAT Leon tops out at 220 km/h. The difference is around 30 km/h.

There’s also a difference in torque: BMW 3 Series Saloon pulls decisively stronger with 700 Nm compared to 360 Nm. That’s about 340 Nm difference.

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 curb weight, SEAT Leon is slightly lighter – 1344 kg compared to 1575 kg. The difference is around 231 kg.

In terms of boot space, the BMW 3 Series Saloon offers distinct more room – 480 L compared to 380 L. That’s a difference of about 100 L.

When it comes to payload, SEAT Leon barely noticeable takes the win – 521 kg compared to 495 kg. That’s a difference of about 26 kg.

Who wins the race in the data check?

The BMW 3 Series Saloon 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.

BMW 3 Series Saloon
SEAT Leon

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis
from about £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
  • Electric Range : 96 - 101 km

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.

details

SEAT Leon

4.4 (2 Reviews)
rate

SEAT Leon pairs sharp, modern styling with a cabin that's sensible and slightly sporty, making it an appealing choice for buyers who want flair without fuss. It drives with eager composure and offers a neat balance of comfort and agility, so you get everyday usability with a wink of fun.

details
BMW 3 Series Saloon
SEAT Leon

Costs and Consumption

Price
39900 - 91000 £
Price
24500 - 36400 £
Consumption L/100km
2.4 - 10.1 L
Consumption L/100km
1.2 - 5.5 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
96 - 101 km
Electric Range
133 km
Battery Capacity
19.50 kWh
Battery Capacity
19.70 kWh
co2
54 - 227 g/km
co2
27 - 126 g/km
Fuel tank capacity
40 - 59 L
Fuel tank capacity
40 - 45 L

Dimensions and Body

Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
5
Doors
4
Doors
5
Curb weight
1575 - 1960 kg
Curb weight
1344 - 1657 kg
Trunk capacity
375 - 480 L
Trunk capacity
270 - 380 L
Length
4713 - 4714 mm
Length
4368 mm
Width
1827 - 1903 mm
Width
1799 mm
Height
1440 - 1446 mm
Height
1442 - 1460 mm
Max trunk capacity
-
Max trunk capacity
1187 - 1301 L
Payload
405 - 495 kg
Payload
473 - 521 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
Engine Type
Petrol, Petrol MHEV, Plugin Hybrid, Diesel
Transmission
Automatic, Manuel
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox, Manual Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
150 - 530 HP
Power HP
116 - 272 HP
Acceleration 0-100km/h
3.5 - 8.6 s
Acceleration 0-100km/h
7.7 - 10.5 s
Max Speed
218 - 250 km/h
Max Speed
197 - 220 km/h
Torque
250 - 700 Nm
Torque
220 - 360 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 390 kW
Power kW
85 - 200 kW
Engine capacity
1995 - 2998 cm3
Engine capacity
1498 - 1968 cm3

General

Model Year
2024 - 2025
Model Year
2024 - 2026
CO2 Efficiency Class
D, E, F, G, B
CO2 Efficiency Class
D, B
Brand
BMW
Brand
SEAT
What drive types are available for the BMW 3 Series Saloon?

The BMW 3 Series Saloon is offered with Rear-Wheel Drive or All-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.