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BMW X3 vs SEAT Ateca comparison

Compare performance (398 HP vs 150 HP), boot space and price (51,700 £ vs 25,100 £ ) at a glance. Find out which car is the better choice for you – BMW X3 or SEAT Ateca?

BMW X3 vs SEAT Ateca: Key differences

BMW X3

4.6 (1 Reviews)
rate
  • substantially more power
  • considerably more efficient
  • significantly quicker 0–100 km/h
  • slightly more trunk space
details

SEAT Ateca

4.9 (3 Reviews)
rate
  • substantially cheaper
  • substantially lighter
details

By Achim Sedelmaier

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

X3

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.

SEAT Ateca is substantially cheaper – starting at 25,100 £ , while the BMW X3 costs 51,700 £ . That’s a price difference of around 26,580 £.

Fuel consumption also shows a difference: the BMW X3 uses 2.8 L/100km and is considerably more efficient than the SEAT Ateca with 4.9 L/100km. The difference is about 2.1 L/100km.

Ateca

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the BMW X3 offers substantially more power – delivering 398 HP compared to 150 HP. That’s roughly 248 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW X3 is significantly quicker – completing the sprint in 4.6 s, while the SEAT Ateca takes 9 s. That’s about 4.4 s quicker.

There’s also a difference in torque: the BMW X3 delivers significantly more torque with 670 Nm compared to 360 Nm. That’s about 310 Nm more.

X3

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, SEAT Ateca is substantially lighter – 1,345 kg compared to 1,930 kg. The difference is around 585 kg.

Looking at boot space, the BMW X3 offers slightly more boot space – 570 L compared to 510 L. That’s a difference of about 60 L.

When it comes to payload, the BMW X3 carries only slightly more – 570 kg compared to 525 kg. That’s a difference of about 45 kg.

Who wins the race in the data check?

The BMW X3 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 £51,700
X3

BMW X3

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 197 - 398 HP
  • Consumption L/100km : 2.8 - 7.7 L/100km
  • Electric Range : 88 km
details

Frequently compared as well

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X3

The BMW X3 mixes Bavarian poise with everyday practicality, delivering a composed ride and a cabin that feels both premium and lived-in. It’s the sort of SUV that lets you enjoy sporty handling without sacrificing family-friendly space, so you get fun and sense in one neat package.

details
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Reviews BMW X3

4.6 (1 Reviews)
rate

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

SEAT Ateca

The SEAT Ateca blends sharp, purposeful styling with practical space that turns everyday errands into something a bit more enjoyable. It’s poised and engaging to drive for its segment, offers solid value, and has just enough personality to make you smile on the school run.

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Reviews SEAT Ateca

4.9 (3 Reviews)
rate

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

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SEAT Ateca
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SEAT Ateca

Costs and Consumption
Price
51,700 - 73,000 £
Price
25,100 - 36,900 £
Consumption L/100km
2.8 - 7.7 L/100km
Consumption L/100km
4.9 - 6.4 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
88 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
64 - 175 g/km
co2
129 - 144 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,930 - 2,140 kg
Curb weight
1,345 - 1,514 kg
Trunk capacity
460 - 570 L
Trunk capacity
510 L
Length
-
Length
-
Width
1,920 mm
Width
1,841 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
570 kg
Payload
516 - 525 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol, Diesel
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
197 - 398 HP
Power HP
116 - 150 HP
Acceleration 0-100km/h
4.6 - 7.8 s
Acceleration 0-100km/h
9 - 11 s
Max Speed
-
Max Speed
-
Torque
330 - 670 Nm
Torque
200 - 360 Nm
Number of Cylinders
4 - 6
Number of Cylinders
3 - 4
Power kW
145 - 293 kW
Power kW
85 - 110 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
999 - 1,968 cm3

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
F, E, B
CO2 Efficiency Class
E, D
Brand
BMW
Brand
SEAT
Is the BMW X3 offered with different drivetrains?

The BMW X3 is offered with 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.