All-Electric Range

The driving range of a vehicle using only power from its electric battery pack to traverse a given driving cycle. For an electric vehicle (EV), it means the total range per charge. For a plug-in [...]

Miles Per Gallon Equivalent (MPGe)

This is an energy efficiency metric that was introduced by the Environmental Protection Agency (EPA) in 2010 to compare the amount of energy consumed by alternative fuel vehicles to that of [...]

Fuel Cell Vehicle (FCV or FCEV)

A vehicle powered by hydrogen fuel cells. Energy stored as hydrogen is converted to electricity by the fuel cell. They are fueled with pure hydrogen gas stored in a tank on the vehicle.

Natural Gas Vehicle (NGV)

A vehicle powered by compressed natural gas (CNG) or liquefied natural gas (LPG), an odorless, gaseous or liquid mixture of hydrocarbons—predominantly made up of methane. They are fueled with [...]

Electric Vehicle (EV)

A vehicle that uses a battery pack to store the electrical energy that powers the motor. EVs are sometimes referred to as battery electric vehicles (BEVs). EV batteries are charged by plugging [...]

Plug-In Hybrid Electric Vehicle (PHEV)

A vehicle powered by an internal combustion engine and an electric motor, which uses energy stored in batteries. PHEVs generally have larger battery packs than hybrid electric vehicles have. The [...]

Hybrid-Electric Vehicle (HEV)

A vehicle powered by an internal combustion engine in combination with one or more electric motors that use energy stored in batteries. The batteries can only be charged by the internal [...]

Green Score

This rating is a comparison of the tailpipe GHG emissions of the vehicle to those of other vehicles of the same model year.  The greenhouse gas score of the vehicle as set by the Environmental [...]


Price Digests uses condition terms to signify physical wear and damage to vehicles and equipment. Valuations default to a Good condition unless manually adjusted by a user. These conditions can [...]