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Kia Sportage vs BMW 8 Series Convertible comparison

Compare performance (288 HP vs 625 HP), boot space and price (30,200 £ vs 99,400 £ ) at a glance. Find out which car is the better choice for you – Kia Sportage or BMW 8 Series Convertible?

Kia Sportage vs BMW 8 Series Convertible: Key differences

Kia Sportage

4.9 (2 Reviews)
rate
  • clearly cheaper
  • significantly more efficient
  • noticeably lighter
  • considerably more trunk space

BMW 8 Series Convertible

  • considerably more power
  • significantly quicker 0–100 km/h

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

Sportage

Costs and Efficiency:

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

Kia Sportage is clearly cheaper – starting at 30,200 £ , while the BMW 8 Series Convertible costs 99,400 £ . That’s a price difference of around 69,266 £.

Fuel consumption also shows a difference: the Kia Sportage uses 2.9 L/100km and is significantly more efficient than the BMW 8 Series Convertible with 6.9 L/100km. The difference is about 4 L/100km.

8 Series Convertible

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 8 Series Convertible offers considerably more power – delivering 625 HP compared to 288 HP. That’s roughly 337 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 8 Series Convertible is significantly quicker – completing the sprint in 3.3 s, while the Kia Sportage takes 7.5 s. That’s about 4.2 s quicker.

There’s also a difference in torque: the BMW 8 Series Convertible delivers clearly more torque with 750 Nm compared to 380 Nm. That’s about 370 Nm more.

Sportage

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.

Seats: Kia Sportage offers more seats – 5 vs 4.

In terms of curb weight, Kia Sportage is noticeably lighter – 1,552 kg compared to 1,915 kg. The difference is around 363 kg.

Looking at boot space, the Kia Sportage offers considerably more boot space – 587 L compared to 350 L. That’s a difference of about 237 L.

When it comes to payload, the Kia Sportage carries markedly more – 580 kg compared to 425 kg. That’s a difference of about 155 kg.

Who wins the race in the data check?

The Kia Sportage 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 £30,200
Sportage

Kia Sportage

  • Engine Type : Petrol, Full Hybrid, Diesel MHEV, Plugin Hybrid
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 136 - 288 HP
  • Consumption L/100km : 2.9 - 7.8 L/100km
  • Electric Range : 63 - 66 km
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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

Kia Sportage

The Kia Sportage proves you don't have to choose between style and sensible family motoring, wrapping modern, confident looks around a roomy, well-equipped cabin. It's an easy car to live with — comfortable on daily runs, pleasantly engaging when you want a bit of fun, and kind to your wallet so you can keep smiling at the fuel pump.

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Kia_Sportage_M22_37
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Kia_Sportage_M22_84

Reviews Kia Sportage

4.9 (2 Reviews)
rate
Peter
3 Jan 2026, 23:20:52

I drove the Toyota RAV4 and the Kia Sportage on business — the Kia’s engine and automatic gearbox are much better. It doesn’t jerk or scream, and the shifts are smooth. Comfort in both cars is very similar.

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
Lello
14 Nov 2025, 09:58:29

Perfect car in every way, good trim, excellent fuel economy and reliability, price competitive with brands that have been established for longer...

BMW 8 Series Convertible

The BMW 8 Series Convertible is a head-turning grand tourer that drops its roof with the kind of theatrical flourish you expect from a modern Bavarian showboat. It wraps occupants in sumptuous materials and driver-focused polish, offering effortless long-distance comfort and just enough drama to make every arrival feel like an occasion.

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P90343979_highRes_the-new-bmw-m850i-xd

Reviews BMW 8 Series Convertible

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

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BMW 8 Series Convertible

Costs and Consumption
Price
30,200 - 47,100 £
Price
99,400 - 165,800 £
Consumption L/100km
2.9 - 7.8 L/100km
Consumption L/100km
6.9 - 11.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
63 - 66 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
67 - 177 g/km
co2
180 - 255 g/km
Fuel tank capacity
-
Fuel tank capacity
66 - 68 L

Dimensions and Body
Body Type
SUV
Body Type
Convertible
Seats
5
Seats
4
Doors
-
Doors
2
Curb weight
1,552 - 1,896 kg
Curb weight
1,915 - 2,125 kg
Trunk capacity
526 - 587 L
Trunk capacity
350 L
Length
-
Length
4,851 - 4,867 mm
Width
1,865 mm
Width
1,902 - 1,907 mm
Height
-
Height
1,345 - 1,353 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
533 - 580 kg
Payload
340 - 425 kg

Engine and Performance
Engine Type
Petrol, Full Hybrid, Diesel MHEV, Plugin Hybrid
Engine Type
Diesel MHEV, Petrol
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
136 - 288 HP
Power HP
333 - 625 HP
Acceleration 0-100km/h
7.5 - 11.6 s
Acceleration 0-100km/h
3.3 - 5.5 s
Max Speed
-
Max Speed
250 km/h
Torque
250 - 380 Nm
Torque
500 - 750 Nm
Number of Cylinders
4
Number of Cylinders
6 - 8
Power kW
100 - 212 kW
Power kW
245 - 460 kW
Engine capacity
1,598 cm3
Engine capacity
2,993 - 4,395 cm3

General
Model Year
2,025 - 2,026
Model Year
2,024
CO2 Efficiency Class
F, D, E, G, B
CO2 Efficiency Class
G
Brand
Kia
Brand
BMW
What drivetrain options does the Kia Sportage have?

Available configurations include Front-Wheel Drive or 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.