Real-world data shows plug-in hybrids use far more fuel than advertised
TechSpot | Tech Enthusiasts, Power Users, Gamers
February 20, 2026
Using data transmitted wirelessly from roughly one million PHEVs produced between 2021 and 2023, the researchers measured actual fuel consumption across diverse driving conditions and found an average of six liters per 100 kilometers – roughly three times the officially certified figures.
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