It’s a 1.5-liter four-cylinder called the M252, which is related to Mercedes’ larger 3.0-liter straight-six, the M256, but its focus is purely on efficiency. It meets the stringent new EU7 emissions standard, which will be enforced starting in 2026, which aside from exhaust will also take tire and brake emissions into account.

Class lays the groundwork for the automaker’s future, while a hybrid provides a stepping stone for wary customers.

New Mercedes CLA to get hybrid and all electric powertrain options. Tap for new Mercedes CLA hybrid and EV details, which will rival the BMW 2 Series.

Initiator of Benz's next generation of small products will derive motivation from a pair of in-house developed powerunits made-up of a mild-hybrid and a full electric.

All-electric versions come in single- and dual-motor forms and are targeting a 466-mile range, while hybrids use 1.5-liter Miller-cycle engine