"The average real-world fuel consumption of #PHEVs in Europe is 4.0–4.4 L/100 km for private vehicles and 7.6–8.4 L/100 km for company cars compared to an average of 1.6–1.7 L/100 km in #WLTP type approval ... The average real-world electric driving share is about 45%–49% for private cars and about 11%–15% for company cars. ... In contrast, the official WLTP type-approval procedure assumes the share ... at around 70%–85%"
Real-world usage of plug-in hybrid vehicles in Europe: A 2022 update on fuel consumption, electric driving, and CO2 emissions - International Council on Clean Transportation
Analysis of the average real-world fuel consumption and electric driving share of PHEVs in Europe, with an emphasis on WLTP type-approved vehicle models.