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Citroen C5 Aircross vs Porsche 911 Convertible comparison
Compare performance (225 HP vs 711 HP), boot space and price (29,100 £ vs 138,000 £ ) at a glance. Find out which car is the better choice for you – Citroen C5 Aircross or Porsche 911 Convertible?
Citroen C5 Aircross vs Porsche 911 Convertible: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
C5 Aircross
Costs and Efficiency:
Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.
Citroen C5 Aircross is considerably cheaper – starting at 29,100 £ , while the Porsche 911 Convertible costs 138,000 £ . That’s a price difference of around 108,866 £.
Fuel consumption also shows a difference: the Citroen C5 Aircross uses 2.5 L/100km and is clearly more efficient than the Porsche 911 Convertible with 10.5 L/100km. The difference is about 8 L/100km.
911 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 Porsche 911 Convertible offers substantially more power – delivering 711 HP compared to 225 HP. That’s roughly 486 HP more horsepower.
When accelerating from 0 to 100 km/h, the Porsche 911 Convertible is significantly quicker – completing the sprint in 2.6 s, while the Citroen C5 Aircross takes 8.3 s. That’s about 5.7 s quicker.
There’s also a difference in torque: the Porsche 911 Convertible delivers clearly more torque with 800 Nm compared to 300 Nm. That’s about 500 Nm more.
C5 Aircross
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Seats: Citroen C5 Aircross offers more seats – 5 vs 4.
In terms of curb weight, Porsche 911 Convertible is very slightly lighter – 1,572 kg compared to 1,629 kg. The difference is around 57 kg.
Looking at boot space, the Citroen C5 Aircross offers markedly more boot space – 565 L compared to 373 L. That’s a difference of about 192 L.
When it comes to payload, the Citroen C5 Aircross carries visibly more – 471 kg compared to 345 kg. That’s a difference of about 126 kg.
Who wins the race in the data check?
The Citroen C5 Aircross stands well ahead of its rival 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 £29,100
Citroen C5 Aircross
Citroen C5 Aircross
Porsche 911 Convertible
Costs and Consumption
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View detailed analysis
Engine and Performance
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Dimensions and Body
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View detailed analysis
Citroen C5 Aircross
The Citroën C5 Aircross feels like a sofa on wheels, delivering a calm, floaty ride and clever packaging that makes life with luggage and kids noticeably easier. Quirky French styling and a supremely practical, family-focused cabin mean it quietly wins hearts by prioritising comfort over showroom bravado.
details
Porsche 911 Convertible
The Porsche 911 Cabriolet transforms the iconic silhouette into an open‑air weapon, offering roof-down glamour and razor-sharp handling that still feels perfectly composed on normal roads. It’s the kind of car that serves daily duties with surprising ease while delivering intoxicating engine music and a grin factor that makes every trip feel like a small victory.
details
Citroen C5 Aircross
Porsche 911 Convertible
Costs and Consumption |
|
|---|---|
|
Price
29,100 - 43,000 £
|
Price
138,000 - 244,500 £
|
|
Consumption L/100km
2.5 - 5.4 L/100km
|
Consumption L/100km
10.5 - 13.7 L/100km
|
|
Consumption kWh/100km
17 kWh/100km
|
Consumption kWh/100km
-
|
|
Electric Range
81 - 520 km
|
Electric Range
-
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 - 121 g/km
|
co2
237 - 310 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
Convertible
|
|
Seats
5
|
Seats
2 - 4
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,629 - 2,184 kg
|
Curb weight
1,572 - 1,900 kg
|
|
Trunk capacity
565 L
|
Trunk capacity
163 - 373 L
|
|
Length
-
|
Length
-
|
|
Width
1,870 mm
|
Width
1,852 - 1,900 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
446 - 471 kg
|
Payload
195 - 345 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol MHEV, Electric, Plugin Hybrid
|
Engine Type
Petrol, Full Hybrid
|
|
Transmission
Automatic
|
Transmission
Manuel, Automatic
|
|
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
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Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
|
|
Drive Type
Front-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
145 - 225 HP
|
Power HP
394 - 711 HP
|
|
Acceleration 0-100km/h
8.3 - 11.2 s
|
Acceleration 0-100km/h
2.6 - 4.7 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
230 - 300 Nm
|
Torque
450 - 800 Nm
|
|
Number of Cylinders
3 - 4
|
Number of Cylinders
6
|
|
Power kW
107 - 165 kW
|
Power kW
290 - 523 kW
|
|
Engine capacity
1,199 - 1,598 cm3
|
Engine capacity
2,981 - 3,996 cm3
|
General |
|
|---|---|
|
Model Year
2,025 - 2,026
|
Model Year
2,024 - 2,026
|
|
CO2 Efficiency Class
D, A, B
|
CO2 Efficiency Class
G
|
|
Brand
Citroen
|
Brand
Porsche
|
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.