The S90 was unveiled to the public in January 2016, at the North American International Auto Show in Detroit, Michigan.

[18] For the 2022 model year in the United Kingdom, the range was limited to the S90 Recharge, a mild-hybrid sedan.

The S90 Recharge was limited to Plus and Ultimate trim levels with the T8 AWD mild-hybrid engine, a 2.0-litre 455-horsepower (339 kW; 461 PS) 4-cylinder available with all-wheel-drive only.

The taillights now have sequential LED indicators & Inscription variants get chrome garnish on the front bumper.

[28] In December 2023, Volvo revealed that the pre-production models of the electric successor to the S90, codenamed V551 and rumored to be named the ES90, had started testing in China.

The more powerful petrol engines are compound charged, as is the plug-in hybrid variant called the T8.

[31] The D5 diesel engine features Volvo's new[32] PowerPulse[33] technology that is designed to eliminate turbo lag, as well as an i Art injection system.