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Volvo S90 vs Porsche 911 Convertible comparison

Compare performance (455 HP vs 711 HP), boot space and price (62,200 £ vs 138,000 £ ) at a glance. Find out which car is the better choice for you – Volvo S90 or Porsche 911 Convertible?

Volvo S90 vs Porsche 911 Convertible: Key differences

Volvo S90

  • clearly cheaper
  • considerably more efficient
  • slightly more trunk space
details

Porsche 911 Convertible

  • markedly more power
  • substantially quicker 0–100 km/h
  • noticeably lighter
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By Achim Sedelmaier

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

S90

Costs and Efficiency:

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

Volvo S90 is clearly cheaper – starting at 62,200 £ , while the Porsche 911 Convertible costs 138,000 £ . That’s a price difference of around 75,772 £.

Fuel consumption also shows a difference: the Volvo S90 uses 0.8 L/100km and is considerably more efficient than the Porsche 911 Convertible with 10.5 L/100km. The difference is about 9.7 L/100km.

911 Convertible

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 Porsche 911 Convertible offers markedly more power – delivering 711 HP compared to 455 HP. That’s roughly 256 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Convertible is substantially quicker – completing the sprint in 2.6 s, while the Volvo S90 takes 4.7 s. That’s about 2.1 s quicker.

There’s also a difference in torque: the Porsche 911 Convertible delivers moderately more torque with 800 Nm compared to 709 Nm. That’s about 91 Nm more.

S90

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: Volvo S90 offers more seats – 5 vs 4.

In terms of curb weight, Porsche 911 Convertible is noticeably lighter – 1,572 kg compared to 1,912 kg. The difference is around 340 kg.

Looking at boot space, the Volvo S90 offers slightly more boot space – 453 L compared to 373 L. That’s a difference of about 80 L.

When it comes to payload, the Volvo S90 carries markedly more – 518 kg compared to 345 kg. That’s a difference of about 173 kg.

Who wins the race in the data check?

The Volvo S90 is clearly superior 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 £62,200
S90

Volvo S90

  • Engine Type Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 235 - 455 HP
  • Consumption L/100km 0.8 - 5.7 L/100km
  • Electric Range 89 km
Volvo S90
Porsche 911 Convertible

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Volvo S90

The Volvo S90 is a composed, elegant luxury sedan that dresses Scandinavian restraint in a quietly imposing package. It prioritises serene highway manners and a calm, tech‑savvy cabin, making it a car that suggests you deserve the nicer things in life without ever raising its voice.

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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
Volvo S90
Porsche 911 Convertible

Costs and Consumption

Price
62,200 - 70,500 £
Price
138,000 - 244,500 £
Consumption L/100km
0.8 - 5.7 L/100km
Consumption L/100km
10.5 - 13.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
89 km
Electric Range
-
Battery Capacity
14.7 kWh
Battery Capacity
-
co2
17 - 149 g/km
co2
237 - 310 g/km
Fuel tank capacity
60 L
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
Convertible
Seats
5
Seats
2 - 4
Doors
4
Doors
-
Curb weight
1,912 - 2,119 kg
Curb weight
1,572 - 1,900 kg
Trunk capacity
431 - 453 L
Trunk capacity
163 - 373 L
Length
4,969 mm
Length
-
Width
1,879 mm
Width
1,852 - 1,900 mm
Height
1,440 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
451 - 518 kg
Payload
195 - 345 kg

Engine and Performance

Engine Type
Diesel MHEV, Plugin Hybrid
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
235 - 455 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
4.7 - 7 s
Acceleration 0-100km/h
2.6 - 4.7 s
Max Speed
180 km/h
Max Speed
-
Torque
480 - 709 Nm
Torque
450 - 800 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
173 - 335 kW
Power kW
290 - 523 kW
Engine capacity
1,969 cm3
Engine capacity
2,981 - 3,996 cm3

General

Model Year
2,022 - 2,024
Model Year
2,024 - 2,026
CO2 Efficiency Class
E, B
CO2 Efficiency Class
G
Brand
Volvo
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.