Well, it looks like there was never much more than this studio mock up !
At least Dyson was smart enough to know when to quit on a dead end product.
...but where are those SS battery cells ??
Cancelled last October by Sir James Dyson after the vacuum cleaner entrepreneur ploughed 500 million British pounds into the project, the N256 seven-seat wagon boasts some pretty extreme numbers.
They include a world-leading 600-mile (960km) range between recharges courtesy of Dyson’s proprietary solid-state batteries, a 2.6-tonne kerb weight and a 4.8-second 0-100km/h time via two 200kW electric motors.
The Dyson N256 measures up at about 5.0m long, 2.0m wide and 1.7m tall. The wheels are “bigger than any production car on the market,”
https://www.carsales.com.au/editorial/details/still-born-dyson-ev-revealed-124309