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Peugeot 308 SW vs Porsche 911 Convertible comparison

Compare performance (195 HP vs 711 HP), boot space and price (30,100 £ vs 138,000 £ ) at a glance. Find out which car is the better choice for you – Peugeot 308 SW or Porsche 911 Convertible?

Peugeot 308 SW vs Porsche 911 Convertible: Key differences

Peugeot 308 SW

4.5 (2 Reviews)
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  • substantially cheaper
  • considerably more efficient
  • only slightly lighter
  • visibly more trunk space
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Porsche 911 Convertible

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

308 SW

Costs and Efficiency:

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

Peugeot 308 SW is substantially cheaper – starting at 30,100 £ , while the Porsche 911 Convertible costs 138,000 £ . That’s a price difference of around 107,880 £.

Fuel consumption also shows a difference: the Peugeot 308 SW uses 2.3 L/100km and is considerably more efficient than the Porsche 911 Convertible with 10.5 L/100km. The difference is about 8.2 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 considerably more power – delivering 711 HP compared to 195 HP. That’s roughly 516 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 Peugeot 308 SW takes 7.7 s. That’s about 5.1 s quicker.

There’s also a difference in torque: the Porsche 911 Convertible delivers substantially more torque with 800 Nm compared to 300 Nm. That’s about 500 Nm more.

308 SW

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: Peugeot 308 SW offers more seats – 5 vs 4.

In terms of curb weight, Peugeot 308 SW is only slightly lighter – 1,484 kg compared to 1,572 kg. The difference is around 88 kg.

Looking at boot space, the Peugeot 308 SW offers visibly more boot space – 551 L compared to 373 L. That’s a difference of about 178 L.

When it comes to payload, the Peugeot 308 SW carries visibly more – 508 kg compared to 345 kg. That’s a difference of about 163 kg.

Who wins the race in the data check?

The Peugeot 308 SW 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 £30,100
308 SW

Peugeot 308 SW

  • Engine Type : Petrol MHEV, Diesel, Plugin Hybrid, Electric
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 131 - 195 HP
  • Consumption L/100km : 2.3 - 5.1 L/100km
  • Consumption kWh/100km : 15.7 kWh/100km
  • Electric Range : 81 - 444 km
Peugeot 308 SW
Porsche 911 Convertible

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Peugeot 308 SW

The Peugeot 308 SW blends French flair with estate practicality, dressing up daily chores in a surprisingly handsome package. Inside it's cleverly laid out and comfortable, and the composed, entertaining drive makes family duty feel a little less like a chore.

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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.

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Peugeot 308 SW
Porsche 911 Convertible

Costs and Consumption

Price
30,100 - 43,800 £
Price
138,000 - 244,500 £
Consumption L/100km
2.3 - 5.1 L/100km
Consumption L/100km
10.5 - 13.7 L/100km
Consumption kWh/100km
15.7 kWh/100km
Consumption kWh/100km
-
Electric Range
81 - 444 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 134 g/km
co2
237 - 310 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
Convertible
Seats
5
Seats
2 - 4
Doors
-
Doors
-
Curb weight
1,484 - 1,783 kg
Curb weight
1,572 - 1,900 kg
Trunk capacity
467 - 551 L
Trunk capacity
163 - 373 L
Length
-
Length
-
Width
1,852 mm
Width
1,852 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
417 - 508 kg
Payload
195 - 345 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Electric
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
131 - 195 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
7.7 - 10.9 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
96 - 144 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
C, D, B, A
CO2 Efficiency Class
G
Brand
Peugeot
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.