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BMW X7 vs BYD Tang comparison

Compare performance (530 HP vs 517 HP), boot space and price (90,800 £ vs 64,300 £ ) at a glance. Find out which car is the better choice for you – BMW X7 or BYD Tang?

BMW X7 vs BYD Tang: Key differences

BMW X7

5 (1 Reviews)
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  • only slightly more power
  • barely quicker 0–100 km/h
  • barely lighter
  • clearly more trunk space

BYD Tang

  • clearly cheaper

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

X7

Costs and Efficiency:

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

BYD Tang is clearly cheaper – starting at 64,300 £ , while the BMW X7 costs 90,800 £ . That’s a price difference of around 26,486 £.

Tang

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the BMW X7 offers only slightly more power – delivering 530 HP compared to 517 HP. That’s roughly 13 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW X7 is barely quicker – completing the sprint in 4.7 s, while the BYD Tang takes 4.9 s. That’s about 0.2 s quicker.

Looking at top speed, the BMW X7 is markedly faster – reaching 250 km/h, while the BYD Tang tops out at 190 km/h. The difference is around 60 km/h.

There’s also a difference in torque: the BMW X7 delivers marginally more torque with 750 Nm compared to 680 Nm. That’s about 70 Nm more.

X7

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 7 people.

In terms of curb weight, BMW X7 is barely lighter – 2,490 kg compared to 2,630 kg. The difference is around 140 kg.

Looking at boot space, the BMW X7 offers clearly more boot space – 750 L compared to 235 L. That’s a difference of about 515 L.

For maximum load capacity, the BMW X7 offers visibly more capacity – up to 2,120 L, about 465 L more than the BYD Tang.

When it comes to payload, the BMW X7 carries noticeably more – 760 kg compared to 575 kg. That’s a difference of about 185 kg.

Who wins the race in the data check?

The BMW X7 is slightly ahead 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 £90,800
X7

BMW X7

  • Engine Type : Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 352 - 530 HP
  • Consumption L/100km : 8 - 12.1 L/100km
BMW X7
BYD Tang

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW X7

The BMW X7 sits at the top of BMW’s SUV range, wrapping executive-level luxury and a cavernous cabin in a bold, road-commanding package. It’s ideal for buyers who want first-class comfort and presence on the road — think chauffeur-level refinement without hiring one, though you’ll need a confident approach to parking.

details

BYD Tang

The BYD Tang is a bold, tech-loaded SUV that blends striking design with roomy practicality, making it equally at home on the school run and the open road. Packed with clever tech and a powertrain that mixes efficiency with eager performance, it’s a smart, value-focused pick for buyers who want electric-age comfort without the premium-brand fuss.

details
BMW X7
BYD Tang

Costs and Consumption

Price
90,800 - 117,500 £
Price
64,300 £
Consumption L/100km
8 - 12.1 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
24 kWh/100km
Electric Range
-
Electric Range
530 km
Battery Capacity
-
Battery Capacity
-
co2
210 - 274 g/km
co2
0 g/km
Fuel tank capacity
80 - 83 L
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
7
Seats
7
Doors
5
Doors
5
Curb weight
2,490 - 2,675 kg
Curb weight
2,630 kg
Trunk capacity
750 L
Trunk capacity
235 L
Length
5,181 mm
Length
4,970 mm
Width
2,000 mm
Width
1,955 mm
Height
1,835 mm
Height
1,745 mm
Max trunk capacity
2,120 L
Max trunk capacity
1,655 L
Payload
680 - 760 kg
Payload
575 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
352 - 530 HP
Power HP
517 HP
Acceleration 0-100km/h
4.7 - 5.9 s
Acceleration 0-100km/h
4.9 s
Max Speed
245 - 250 km/h
Max Speed
190 km/h
Torque
520 - 750 Nm
Torque
680 Nm
Number of Cylinders
6 - 8
Number of Cylinders
-
Power kW
259 - 390 kW
Power kW
380 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
-

General

Model Year
2,025
Model Year
2,024
CO2 Efficiency Class
G
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.