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BMW iX vs Tesla Model S comparison

Compare performance (659 HP vs 1,020 HP), boot space and price (71,600 £ vs 94,300 £ ) at a glance. Find out which car is the better choice for you – BMW iX or Tesla Model S?

BMW iX vs Tesla Model S: Key differences

BMW iX

4.3 (4 Reviews)
rate
  • noticeably cheaper
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Tesla Model S

4.7 (1 Reviews)
rate
  • noticeably more power
  • marginally more efficient
  • marginally more electric range
  • clearly quicker 0–100 km/h
  • clearly lighter
  • markedly more trunk space
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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

iX

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

BMW iX is noticeably cheaper – starting at 71,600 £ , while the Tesla Model S costs 94,300 £ . That’s a price difference of around 22,706 £.

In terms of energy consumption, the Tesla Model S is marginally more efficient: consuming 16.8 kWh/100km compared to 17.8 kWh/100km for the BMW iX. That’s a difference of about 1 kWh/100km.

As for electric range, the Tesla Model S offers marginally more range – reaching up to 744 km, about 43 km more than the BMW iX.

Model S

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 Tesla Model S offers noticeably more power – delivering 1,020 HP compared to 659 HP. That’s roughly 361 HP more horsepower.

When accelerating from 0 to 100 km/h, the Tesla Model S is clearly quicker – completing the sprint in 2.1 s, while the BMW iX takes 3.8 s. That’s about 1.7 s quicker.

iX

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 terms of curb weight, Tesla Model S is clearly lighter – 2,092 kg compared to 2,525 kg. The difference is around 433 kg.

Looking at boot space, the Tesla Model S offers markedly more boot space – 799 L compared to 500 L. That’s a difference of about 299 L.

When it comes to payload, the BMW iX carries clearly more – 575 kg compared to 442 kg. That’s a difference of about 133 kg.

Who wins the race in the data check?

The Tesla Model S is far ahead 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 £94,300
Model S

Tesla Model S

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 670 - 1,020 HP
  • Consumption kWh/100km 16.8 - 18 kWh/100km
  • Electric Range 611 - 744 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

BMW iX

The BMW iX arrives like a tech-rich luxury SUV that refuses to shout, offering a serene yet authoritative road presence that suits both city commutes and long-distance cruising. Inside, its minimalist cabin wraps high-quality materials and clever interfaces around a driver-focused layout, making it feel more like a forward-thinking lounge than just another electric appliance — and yes, it still delivers the dynamic driving character you'd expect from a BMW.

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Reviews BMW iX

4.3 (4 Reviews)
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Massimiliano La Vignma
5 Feb 2026, 13:42:39

Innovative, with generous interior space but at the expense of the boot. I have an M60 — strong acceleration and excellent self-charging, especially on the motorway.

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

Tesla Model S

The Tesla Model S glides like a luxury sedan from the future, delivering instant shove and serene highway composure that make it feel equally at home on a rush-hour commute or a long-distance cruise. Inside, its minimalist cabin and gadget-forward interface turn every drive into a tech demo, making it as much a statement piece as a practical choice — and one that still manages to feel a little bit magical.

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Reviews Tesla Model S

4.7 (1 Reviews)
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jp Breugem
16 Dec 2025, 09:38:32

Reliable — now with nearly 400,000 km on the Model S, I’ve experienced few to no problems. Still using free Supercharging, it delivers a dependable, luxurious driving experience. Average consumption about 16 kWh/100 km.

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

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Tesla Model S

Costs and Consumption
Price
71,600 - 108,400 £
Price
94,300 - 102,800 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Consumption kWh/100km
16.8 - 18 kWh/100km
Electric Range
600 - 701 km
Electric Range
611 - 744 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2,525 - 2,655 kg
Curb weight
2,092 - 2,197 kg
Trunk capacity
500 L
Trunk capacity
799 L
Length
-
Length
5,021 mm
Width
1,970 mm
Width
1,987 mm
Height
-
Height
1,431 mm
Max trunk capacity
-
Max trunk capacity
1,828 L
Payload
505 - 575 kg
Payload
432 - 442 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
408 - 659 HP
Power HP
670 - 1,020 HP
Acceleration 0-100km/h
3.8 - 5.1 s
Acceleration 0-100km/h
2.1 - 3.2 s
Max Speed
-
Max Speed
240 - 322 km/h
Torque
700 - 1,015 Nm
Torque
-
Number of Cylinders
-
Number of Cylinders
-
Power kW
300 - 485 kW
Power kW
493 - 750 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BMW
Brand
Tesla
Is the BMW iX offered with different drivetrains?

The BMW iX 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.