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BMW X6 vs BMW X3 comparison

Compare performance (625 HP vs 398 HP), boot space and price (84,100 £ vs 51,700 £ ) at a glance. Find out which car is the better choice for you – BMW X6 or BMW X3?

BMW X6 vs BMW X3: Key differences

BMW X6

4.5 (2 Reviews)
rate
  • visibly more power
  • a bit quicker 0–100 km/h
  • only slightly more trunk space
details

BMW X3

4.6 (1 Reviews)
rate
  • clearly cheaper
  • clearly more efficient
  • a bit lighter
details

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

X6

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

BMW X3 is clearly cheaper – starting at 51,700 £ , while the BMW X6 costs 84,100 £ . That’s a price difference of around 32,400 £.

Fuel consumption also shows a difference: the BMW X3 uses 2.8 L/100km and is clearly more efficient than the BMW X6 with 7.2 L/100km. The difference is about 4.4 L/100km.

X3

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 X6 offers visibly more power – delivering 625 HP compared to 398 HP. That’s roughly 227 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW X6 is a bit quicker – completing the sprint in 3.9 s, while the BMW X3 takes 4.6 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the BMW X6 delivers slightly more torque with 750 Nm compared to 670 Nm. That’s about 80 Nm more.

X6

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, BMW X3 is a bit lighter – 1,930 kg compared to 2,240 kg. The difference is around 310 kg.

Looking at boot space, the BMW X6 offers only slightly more boot space – 580 L compared to 570 L. That’s a difference of about 10 L.

When it comes to payload, the BMW X6 carries slightly more – 695 kg compared to 570 kg. That’s a difference of about 125 kg.

Who wins the race in the data check?

The BMW X3 is clearly superior overall 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

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BMW X6
BMW X3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X6

The BMW X6 wears its coupe-SUV looks like a tuxedo with oversized shoulders, turning everyday traffic into a catwalk whenever it glides past. It serves up sporty handling and a plush cabin with just enough practicality to keep daily life sane — perfect for buyers who crave drama without completely abandoning common sense.

details
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Reviews BMW X6

4.5 (2 Reviews)
rate
marcus
9 Jun 2026, 16:23:07

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How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Ioana Annayse Simion
26 Jan 2026, 17:50:11

BMW IS BEST!!!!!!

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

BMW X3

The BMW X3 blends sporty handling with premium comfort, making it a strong choice for drivers who want an engaging everyday SUV. Its well-appointed interior and confident road manners give it broad appeal for families and commuters who value style and versatility.

details
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Reviews BMW X3

4.6 (1 Reviews)
rate

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

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BMW X6
BMW X3

Costs and Consumption
Price
84,100 - 147,300 £
Price
51,700 - 73,000 £
Consumption L/100km
7.2 - 12.7 L/100km
Consumption L/100km
2.8 - 7.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
88 km
Battery Capacity
-
Battery Capacity
-
co2
188 - 288 g/km
co2
64 - 175 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
2,240 - 2,445 kg
Curb weight
1,930 - 2,140 kg
Trunk capacity
580 L
Trunk capacity
460 - 570 L
Length
-
Length
-
Width
2,004 - 2,019 mm
Width
1,920 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
595 - 695 kg
Payload
570 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
298 - 625 HP
Power HP
197 - 398 HP
Acceleration 0-100km/h
3.9 - 6.1 s
Acceleration 0-100km/h
4.6 - 7.8 s
Max Speed
-
Max Speed
-
Torque
540 - 750 Nm
Torque
330 - 670 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 6
Power kW
219 - 460 kW
Power kW
145 - 293 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
1,995 - 2,998 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G
CO2 Efficiency Class
F, E, B
Brand
BMW
Brand
BMW
What drivetrain options does the BMW X6 have?

The BMW X6 is available as 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.