For details see end of this page of Ebiketips:
http://ebiketips.co.uk/content/news/eurobike-2016-six-new-e-bike-drive-systems-429
http://ebiketips.co.uk/content/news/eurobike-2016-six-new-e-bike-drive-systems-429
How far can I go on a charge with motor X? Can I remove speed limit from motor Y? Busy times ahead indeed!Can you imagine what it's going to be like in a few years time when all these things and more are in mass production and people come to this forum to ask which bike/motor system is best?