The Alpine A390 poses a more interesting question than how quickly an electric crossover can accelerate: can a manufacturer translate its sports-car character into something designed around five occupants? Alpine’s answer starts with three motors and independently controlled rear-wheel torque, rather than simply a larger power figure. Those are tangible engineering choices behind the ambition described in its A390 GTS technical announcement.
But an ambition is not a driving verdict. The A390 deserves examination as a different interpretation of Alpine, not automatic acceptance as an enlarged A110. Its appeal rests on the relationship between useful space, substantial mass and unusually flexible power delivery. Understanding those compromises makes a stronger case for the car than treating a racing badge as proof that everything underneath it must work.
A Production Car, Not a Future Teaser
The timeline matters. Alpine’s production-car unveiling took place on May 27, 2025. Its subsequent French ordering announcement specified November 4, 2025, for the GT, while the GTS followed in the brand’s June 2026 launch material. This is therefore an examination of an established production program, not a fresh announcement about a hypothetical crossover.
Alpine calls the A390 a sport fastback. Its French launch statement explicitly connects the five-seat layout with attracting customers who need family and professional versatility. Expanding the customer base is part of the assignment, not something separate from the engineering story.
The sporting background is real: Alpine’s historical retrospective recalls its 1973 World Rally Championship title and identifies lightweight construction as a defining principle of the revived A110. That heritage establishes expectations. It does not establish superiority over other performance brands.
Why the Third Motor Matters
In the A390, one motor serves the front axle and two serve the rear. Alpine says the GTS can adjust torque independently at each rear wheel every 20 milliseconds through Alpine Active Torque Vectoring. Its June 2026 release lists 345 kW, 824 Nm and a manufacturer-claimed 0–100 km/h time of 3.9 seconds. That acceleration figure is approximately 0–62 mph, not 0–60 mph.
The important implication of independent rear motors is that propulsion can help influence the car’s rotation, rather than merely push it along. Different driving forces at the two rear wheels create a turning effect. That gives the chassis engineers another way to shape cornering response alongside steering, tires and suspension.
It also explains why the third motor deserves attention beyond acceleration. The question is not only how much torque exists, but where it goes and how progressively it arrives. Alpine presents this system as a route to agility; the specification alone cannot tell us whether its intervention feels natural through every corner. That remains a driving assessment, not something a motor count can settle.
Agility Does Not Mean Low Weight
There is a substantial qualification to the lightweight-Alpine narrative. The manufacturer’s March 2026 Austrian specification sheet lists unladen weights of 2,124 kg for the GT and 2,121 kg for the GTS. Both exceed two metric tonnes. The A390 is pursuing responsive behavior, not recreating the A110’s low-mass formula.
That distinction is fundamental. Torque distribution can influence how willingly a car changes direction, but it cannot remove the mass that must be accelerated, slowed and supported. The same specification lists six-piston front brake calipers and 365 mm ventilated front discs: substantial hardware accompanying a substantial vehicle.
For an enthusiast, the useful distinction is between perceived agility and physical lightness. A car can respond promptly to an input without being light. Whether that response remains satisfying across repeated corners is a more demanding question than whether it produces a quick standing-start number.
The Fastback Shape Has a Specific Job
Alpine’s development announcement gives the A390 a length of 4,615 mm and height of 1,532 mm. It also identifies a blade across the hood intended to manage airflow over the body, plus side openings that create air curtains. These are more useful details than simply describing the silhouette as aerodynamic.
However, the existence of airflow-management features does not quantify an efficiency gain or demonstrate superior high-speed stability. Those conclusions would require suitable measurements and comparisons. The responsible reading is narrower: Alpine incorporated aerodynamic management into a relatively low five-seat body. The fastback styling is part of that package, not independent proof of its effectiveness.
Everyday Performance Includes Charging
The practical brief extends beyond passenger count. Alpine’s technical specification lists 89 kWh of usable battery capacity and maximum DC charging powers of 150 kW for the GT and 190 kW for the GTS. Those figures describe different trims and should not be combined into one generic A390 specification.
Peak charging power is only one part of a stop. In its Italian GTS announcement, Alpine claims an average of 135 kW between 15 and 80 percent charge. That is a manufacturer figure, not an independently verified charging session, but it addresses the more meaningful issue of power sustained over a useful charging window.
There are also choices within the driving interface. Alpine’s UK performance page describes adjustable regeneration ranging from zero regeneration to one-pedal operation. That flexibility matters to the everyday proposition: the driver need not equate a sporting identity with a single mandatory deceleration behavior.
A Different Definition of an Alpine
The A390’s strongest argument is not that it preserves every quality of a lightweight sports car without sacrifice. It plainly changes the brief. Instead, it asks whether precise control of electric propulsion can deliver an engaging family-capable vehicle on its own terms.
That is a credible engineering ambition, but not a foregone conclusion. The hardware explains what Alpine is attempting; it does not authorize us to claim the car feels unmistakably Alpine without driving evidence. Its significance lies in the attempt to make cornering character central to a practical electric car, while accepting that useful space and battery capacity bring compromises no software can erase.
Cover: Alpine A390 in Stuttgart, photographed February 20, 2026; trim and model year unspecified. Photo: Alexander Migl / Wikimedia Commons — CC BY-SA 4.0. Photographer: https://commons.wikimedia.org/wiki/User:Alexander-93 ; license: https://creativecommons.org/licenses/by-sa/4.0/ . Indicate any changes and license adaptations under the same or a compatible license. · Photo source · Creative Commons Attribution-Share Alike 4.0 International. Original photograph; WordPress may create display-size derivatives.
Sources
- Alpine A390 GTS test drive: the embodiement of a sport fastback by Alpine
- World premiere Alpine A390
- Alpine A390 : le nouveau sport fastback de la marque disponible à la commande à partir du 4 novembre 2025
- Alpine marks the end of a year celebrating its 70th anniversary and opens a new era
- Alpine A390 Austrian price list and specifications — March 31, 2026
- A390: Alpine’s sport fastback put to the test in polar conditions
- Apre l’ordinabilità di Alpine A390 GTS, quintessenza della sport fastback firmata Alpine
- Alpine A390: Performance and Technologies Inspired by F1
- Alpine media website — Legal information
