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BMW iX3 vs BYD Atto 3 comparison

Compare performance (469 HP vs 449 HP), boot space and price (54,300 £ vs 38,600 £ ) at a glance. Find out which car is the better choice for you – BMW iX3 or BYD Atto 3?

BMW iX3 vs BYD Atto 3: Key differences

BMW iX3

4.6 (4 Reviews)
rate
  • only slightly more power
  • noticeably more electric range
details

BYD Atto 3

4.7 (3 Reviews)
rate
  • significantly cheaper
  • visibly quicker 0–100 km/h
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

iX3

Costs and Efficiency:

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

BYD Atto 3 is significantly cheaper – starting at 38,600 £ , while the BMW iX3 costs 54,300 £ . That’s a price difference of around 15,780 £.

As for electric range, the BMW iX3 offers noticeably more range – reaching up to 805 km, about 295 km more than the BYD Atto 3.

Atto 3

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 iX3 offers only slightly more power – delivering 469 HP compared to 449 HP. That’s roughly 20 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Atto 3 is visibly quicker – completing the sprint in 3.9 s, while the BMW iX3 takes 4.9 s. That’s about 1 s quicker.

There’s also a difference in torque: the BMW iX3 delivers moderately more torque with 645 Nm compared to 560 Nm. That’s about 85 Nm more.

iX3

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.

Who wins the race in the data check?

The BYD Atto 3 holds a slight edge 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 £38,600
Atto 3

BYD Atto 3

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 313 - 449 HP
  • Electric Range : 470 - 510 km
BMW iX3
BYD Atto 3

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW iX3

The BMW iX3 brings BMW's familiar SUV poise into the electric era, blending restrained styling and a comfortable, composed ride that will please traditionalists dipping their toes into electrification. It's quiet, practical and rather grown-up about going electric — a sensible choice for buyers who want BMW driving manners without the drama.

details

BYD Atto 3

The BYD Atto 3 mixes quirky crossover styling with a cleverly packaged interior that feels more premium than its price suggests. Easy to drive, surprisingly practical and loaded with user-friendly tech, it's a strong choice for buyers who want an EV that's fun without being fussy.

details
BMW iX3
BYD Atto 3

Costs and Consumption

Price
54,300 - 66,300 £
Price
38,600 - 43,700 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.6 - 15.1 kWh/100km
Consumption kWh/100km
-
Electric Range
635 - 805 km
Electric Range
470 - 510 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
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,360 kg
Curb weight
-
Trunk capacity
-
Trunk capacity
-
Length
-
Length
-
Width
1,895 mm
Width
1,875 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
465 kg
Payload
-

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, Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
320 - 469 HP
Power HP
313 - 449 HP
Acceleration 0-100km/h
4.9 - 5.9 s
Acceleration 0-100km/h
3.9 - 5.5 s
Max Speed
-
Max Speed
-
Torque
500 - 645 Nm
Torque
380 - 560 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
235 - 345 kW
Power kW
230 - 330 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2026
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BMW
Brand
BYD
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.