Aston Martin has revealed the Valhalla Spider, which the brand claims is its fastest open-top car yet. It can hit its 350kph top speed even with the roof off and shares its 1,079hp plug-in hybrid powertrain with the Valhalla Coupe. The Valhalla Spider will make its global debut at the Concours at Wynn Las Vegas, which will run from October 29 to November 1, 2026.