Electric and hybrid vehicles slow down differently than a conventional car. Alongside normal friction brakes, they use regenerative braking to recover energy. Here is how regenerative braking works and why it matters.
The motor becomes a generator
When you lift off the accelerator or brake in an EV or hybrid, the electric drive motor is switched to act as a generator. The wheels turning the motor create electricity, which is fed back into the battery. That electrical resistance also slows the car - so braking recharges the battery instead of wasting the energy as heat.
Friction brakes still there
Regen handles most gentle and moderate slowing, but every EV and hybrid still has conventional friction brakes - pads and rotors - for hard stops and low-speed stopping; see how disc brakes work. The car blends regen and friction braking automatically, often without you noticing the handoff.
Why it saves energy
In a normal car, braking turns motion into wasted heat; see why brakes get hot. Regen captures a large share of that energy and reuses it, which is a big reason EVs and hybrids are efficient in city driving with lots of stops.
What it means for your brakes
Because regen does much of the slowing, the friction pads on EVs and hybrids often last far longer than on a gas car; see do hybrid brakes last longer. They still need inspection, though. When they do wear, fit quality pads and hardware.