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Porsche 911 Coupe vs Alpine A390 comparison

Compare performance (711 HP vs 470 HP), boot space and price (125,800 £ vs 57,900 £ ) at a glance. Find out which car is the better choice for you – Porsche 911 Coupe or Alpine A390?

Porsche 911 Coupe vs Alpine A390: Key differences

Porsche 911 Coupe

  • markedly more power
  • clearly quicker 0–100 km/h
  • markedly lighter
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Alpine A390

  • substantially cheaper
  • noticeably more trunk space
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By Achim Sedelmaier

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

911 Coupe

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Alpine A390 is substantially cheaper – starting at 57,900 £ , while the Porsche 911 Coupe costs 125,800 £ . That’s a price difference of around 67,971 £.

A390

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 Coupe offers markedly more power – delivering 711 HP compared to 470 HP. That’s roughly 241 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Coupe is clearly quicker – completing the sprint in 2.5 s, while the Alpine A390 takes 3.9 s. That’s about 1.4 s quicker.

There’s also a difference in torque: the Alpine A390 delivers marginally more torque with 824 Nm compared to 800 Nm. That’s about 24 Nm more.

911 Coupe

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: Alpine A390 offers more seats – 5 vs 2.

In terms of curb weight, Porsche 911 Coupe is markedly lighter – 1,536 kg compared to 2,121 kg. The difference is around 585 kg.

Looking at boot space, the Alpine A390 offers noticeably more boot space – 532 L compared to 373 L. That’s a difference of about 159 L.

When it comes to payload, the Alpine A390 carries markedly more – 484 kg compared to 310 kg. That’s a difference of about 174 kg.

Who wins the race in the data check?

The Alpine A390 holds a decisive overall lead 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 £57,900
A390

Alpine A390

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 400 - 470 HP
  • Consumption kWh/100km 18.7 - 20.4 kWh/100km
  • Electric Range 497 - 551 km
Porsche 911 Coupe
Alpine A390

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Porsche 911 Coupe

The Porsche 911 Coupe remains the iconic sports car you buy when you want a thrilling weekend weapon that still behaves like a civilized companion during the weekdays. Its classic silhouette and razor‑sharp handling deliver a grin-inducing drive every time, while the polished interior and intuitive controls remind you this is a car built for drivers, not just headlines.

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Alpine A390

The Alpine A390 is the brand’s leap into the fast electric crossover arena, wrapping Dieppe’s lightweight ethos in a sleek, coupe-ish body with real everyday usability. If the steering and chassis feel echo the A110, this could be the enthusiast’s family EV—subtle, sharp, and très chic, with enough theatre to make the school run feel like a pit lane exit.

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Porsche 911 Coupe
Alpine A390

Costs and Consumption

Price
125,800 - 301,000 £
Price
57,900 - 66,900 £
Consumption L/100km
10.3 - 13.8 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.7 - 20.4 kWh/100km
Electric Range
-
Electric Range
497 - 551 km
Battery Capacity
-
Battery Capacity
-
co2
233 - 312 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Coupe
Body Type
SUV
Seats
2
Seats
5
Doors
-
Doors
-
Curb weight
1,536 - 1,815 kg
Curb weight
2,121 - 2,124 kg
Trunk capacity
373 L
Trunk capacity
532 L
Length
-
Length
-
Width
1,852 - 1,900 mm
Width
1,885 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
228 - 310 kg
Payload
481 - 484 kg

Engine and Performance

Engine Type
Petrol, Full Hybrid
Engine Type
Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
394 - 711 HP
Power HP
400 - 470 HP
Acceleration 0-100km/h
2.5 - 4.5 s
Acceleration 0-100km/h
3.9 - 4.8 s
Max Speed
-
Max Speed
-
Torque
450 - 800 Nm
Torque
661 - 824 Nm
Number of Cylinders
6
Number of Cylinders
-
Power kW
290 - 523 kW
Power kW
295 - 345 kW
Engine capacity
2,981 - 3,996 cm3
Engine capacity
-

General

Model Year
2,024 - 2,026
Model Year
2026
CO2 Efficiency Class
G
CO2 Efficiency Class
A
Brand
Porsche
Brand
Alpine
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.