Equipmake’s new inverter has a far better power-to-weight ratio than those in use today
More efficient inverters, such as UK firm Equipmake's, allow electric vehicles to get more from their batteries
Platform has flat floor. Wheel modules control main functions
REE’s radical, easy to work on EV tech enables a 2.7m-long five-seat robotaxi and much more besides
Zenvo's seven-speed gearbox
Supercar maker Zenvo's seven-speed transmission shifts faster with no synchromesh
Aeristech e-booster
New electronic control system could consign turbochargers to history
Vintage design meets modern features such as touchscreens and smartphone mirroring
Multiple inlet and exhaust valves improve drivability and performance
For engines, air equals power, and extra valves suck more into cylinders
Big screens, such as in Tesla’s cars, are regarded as safer
Safety concerns about in-car touchscreens are giving rise to new developments
Aston Martin's V6 engine
Aston Martin's TM01 is no revolution, but the devil is in the detail
3D-printing allows an intricate cooling channel to be created inside the motor
UK firm Equipmake has used 3D-printing to create a super-cool EV motor that is more power-intensive than conventional examples
Pure-electric and electrified power units are steadily taking over, but the gearbox is here to stay
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