Every major lifecycle assessment from authoritative sources — including the US EPA, the US Department of Energy, and the EU — finds that electric vehicles produce lower total greenhouse gas emissions than gasoline cars from cradle to grave. The US EPA explicitly states that EV lifetime emissions are "typically lower" than those of an average gasoline vehicle, even after accounting for higher manufacturing emissions. A report by the International Council on Clean Transportation, cited by Sustainability Online, found lifecycle emissions from battery electric cars are roughly four times lower than those of internal combustion engine vehicles.
The main nuance is the manufacturing phase: producing an EV battery is carbon-intensive, meaning EVs start their lives with a higher "carbon debt" than gasoline cars. However, because EVs produce zero tailpipe emissions and draw on increasingly clean electricity grids, they repay this debt relatively quickly during normal use. The Science journal confirms that on average, an EV emits less greenhouse gas over its lifetime than a comparable internal-combustion vehicle.
Claims that EVs have a higher total footprint typically cherry-pick production-phase data or apply macro-level national CO₂ statistics — which measure grid-level correlations, not per-vehicle lifecycles — to reach a misleading conclusion. When the full picture is assessed across manufacturing, fuel/electricity production, and vehicle operation, the consensus from the highest-authority sources is clear: EVs win on total lifetime emissions in most electricity grid contexts.