What is the Genesis G90?
The G90 is Genesis’s flagship luxury sedan, with a spacious cabin and a formal, comfort-focused character. It sits at the top of the brand’s sedan range. The G90 was the first model introduced under the standalone Genesis luxury brand, whose design language is known as Athletic Elegance.
Generations and engines
The first-generation G90, code HI, is listed for 2017–2022. The second generation, code RS4, begins in 2023 and continues today. It brought a fresh design, with sedan and long-wheelbase forms, along with technology such as multi-chamber air suspension and rear-wheel steering.
US and Canadian figures span engine sizes from 3.3 to 5.0 litres. The US range includes petrol and hybrid versions; Canada lists petrol engines.
How economical is the Genesis G90?
The lowest US consumption figure is 11.2 L/100 km under the EPA test, with a best combined rating of 21 MPG. Canada’s lowest figure is 11.8 L/100 km on the NRCan 5-cycle test. Test procedures differ: WLTP or NEDC is used in Europe, EPA in the USA, and the 5-cycle test in Canada, so market results are not directly comparable.
Where was the G90 sold?
The G90 appears in US and Canadian figures from 2017 through 2026.
Questions and answers
What kind of car is the Genesis G90?
It is the brand’s flagship luxury sedan.
What engine sizes are listed for the G90?
US and Canadian figures span 3.3- to 5.0-litre engines.
What is the G90’s lowest listed fuel consumption?
The lowest US figure is 11.2 L/100 km under EPA testing; Canada’s lowest is 11.8 L/100 km under NRCan’s 5-cycle test.

